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Flower Partial Shade OK Regular water

Hellebore

Written by the GrowByCity Editorial Team · Updated April 2026
2 min read

Christmas/Lenten rose -- blooms in late winter when nothing else does. Hardy enough to withstand light frosts down to -20°C, hellebore performs best when daytime temperatures stay between 8°C and 18°C. Plant in a spot with partial shade, though it appreciates some direct light and provide regular watering to keep soil consistently moist. Expect blooms in approximately 365-730 days. Valued as much for its cut-flower potential as for its garden presence — stems last well in a vase.

Harvest 365-730 days
Temp Range -20°C — 25°C
Frost Tolerant ❄

Quick Answer: How to Grow Hellebore

Hellebore takes 365-730 days to harvest. It grows best in 8–18°C with partial shade ok and regular watering. Hellebore is frost tolerant and can handle temperatures down to -20°C. It can be grown in 350 cities worldwide.

Find the best time to plant Hellebore in your city →

Growing Requirements

☀️
Sun
Partial Shade OK
💧
Water
Regular
❄️
Frost
Tolerant
📅
Harvest
365-730 days

Temperature Range

8-18°C
-10°C 45°C
Optimal: 8–18°C Tolerates: -20–25°C
Tropical suitable: No
Cities growing: 350 of 350

Growing Tips

💡

Expert Tips

Shade-loving perennial. Cut old leaves in late winter. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Quick Facts

  • Grows in 350 of 350 cities
  • Available in 7 regions worldwide
  • Temperature range: -20°C to 25°C
  • Optimal growing: 8°C to 18°C
  • Harvest in 365-730 days

Did You Know?

  • 🌱 Hellebore is frost-tolerant, meaning it can survive light frosts and even thrive in cooler temperatures.

Step-by-Step Growing Guide

Hellebores (Helleborus spp.) are among the most refined shade-garden perennials. They prefer deep, humus-rich, well-draining but moisture-retentive soil with a pH of 7.0–8.0 — they perform best in neutral to slightly alkaline conditions, unlike most shade perennials. Incorporate generous amounts of garden compost and ground limestone into acidic soils before planting. Space plants 45–60 cm apart in partial to full shade under deciduous trees — they flower in late winter when the tree canopy is bare, getting the full winter light they need. Plant with the crown at soil level or just below. Water well through the first growing season; established hellebores are drought-tolerant in shaded positions. Feed with a balanced granular fertiliser in early spring as growth resumes. Remove all old leaves in January–February, cutting them back at the base — this prevents leaf spot spread to new flowers and opens up the display.

Common Pests & Problems

Hellebore leaf spot (Coniothyrium hellebori) is the most common problem, producing large, irregular black-brown blotches on leaves and sometimes flower stems; remove and destroy all affected leaves promptly and apply copper fungicide in autumn and again at blossom time. Aphids concentrate on flower stems in early spring — treat with insecticidal soap or simply rub off by hand. Vine weevil adults notch leaf margins and larvae devour roots, causing sudden plant collapse; apply Steinernema kraussei nematodes to soil in early autumn. Hellebore net necrosis virus (HeNNV) causes black net-like patterns in petals and yellowing foliage; remove and destroy infected plants and control aphid vectors. All parts of hellebore are toxic if ingested.

Harvest & Storage

Cut hellebore flowers for vase display when the blooms are fully open and the petals feel slightly waxy and firm — very newly opened blooms wilt almost immediately. Sear the cut stem end in boiling water for 30 seconds immediately after cutting, then transfer to deep cold water for conditioning overnight before arranging. This searing technique dramatically improves vase life from 1–2 days to 7–10 days. Alternatively, float individual flowers face-up in a shallow bowl of water where they last beautifully for 5–7 days. Seed pods can be collected when they split open in early summer and sown fresh immediately — seeds stored dry have much lower germination rates.

Popular Varieties

Helleborus x hybridus (Lenten Rose) covers the enormous range of modern hybrid hellebores — available in every colour from pure white through deep plum-black, with single, semi-double, and double flower forms, plain and picotee-edged. The Winter Jewels series produces large, upward-facing flowers in vivid colours specifically selected for good visibility rather than the traditional nodding habit. 'Harvington Doubles' are a range of fully double forms in rich colours bred in the UK, producing flowers of extraordinary substance and visual complexity. Helleborus niger (Christmas Rose) is the white-flowered species blooming in December–January in mild winters, earlier than H. hybridus; 'HGC Jacob' is a particularly robust selected form with large, pure white flowers.

Where to Grow Hellebore

Hellebore can be grown in 350 cities across 7 regions worldwide

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Europe

80 cities
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Asia

79 cities
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North America

78 cities
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Africa

39 cities
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South America

39 cities
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Oceania

19 cities
🕌

Middle East

16 cities

🌍 Europe (80 cities)

City Level JanFebMarAprMayJunJulAugSepOctNovDec
Aarhus, DK medium
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Amsterdam, NL medium
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Ankara, TR medium
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Antalya, TR medium
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Athens, GR medium
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Barcelona, ES medium
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Bari, IT medium
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Belgrade, RS medium
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Bergen, NO medium
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Berlin, DE medium
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Bilbao, ES medium
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Bologna, IT medium
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Bordeaux, FR medium
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Bratislava, SK medium
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Brussels, BE medium
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Bucharest, RO medium
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Budapest, HU medium
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Catania, IT medium
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Cologne, DE medium
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Copenhagen, DK medium
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Corfu, GR medium
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Cork, IE medium
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Dublin, IE medium
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Dubrovnik, HR medium
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Edinburgh, GB medium
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Florence, IT medium
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Frankfurt, DE medium
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Gdansk, PL medium
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Genoa, IT medium
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Glasgow, GB medium
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Gothenburg, SE medium
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Hamburg, DE medium
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Helsinki, FI medium
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Heraklion, GR medium
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Istanbul, TR medium
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Izmir, TR medium
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Krakow, PL medium
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Kyiv, UA medium
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Limassol, CY medium
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Lisbon, PT medium
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Ljubljana, SI medium
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London, GB medium
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Lyon, FR medium
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Madrid, ES medium
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Malaga, ES medium
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Marseille, FR medium
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Milan, IT medium
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Munich, DE medium
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Naples, IT medium
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Nice, FR medium
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Nicosia, CY medium
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Oslo, NO medium
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Palermo, IT medium
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Paris, FR medium
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Porto, PT medium
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Poznan, PL medium
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Prague, CZ medium
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Reykjavik, IS medium
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Riga, LV medium
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Rome, IT medium
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Seville, ES medium
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Sofia, BG medium
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Split, HR medium
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Stockholm, SE medium
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Strasbourg, FR medium
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Stuttgart, DE medium
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Tallinn, EE medium
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Thessaloniki, GR medium
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Tirana, AL medium
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Toulouse, FR medium
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Turin, IT medium
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Turku, FI medium
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Valencia, ES medium
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Valletta, MT medium
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Verona, IT medium
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Vienna, AT medium
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Vilnius, LT medium
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Warsaw, PL medium
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Zagreb, HR medium
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Zurich, CH medium
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🌏 Asia (79 cities)

City Level JanFebMarAprMayJunJulAugSepOctNovDec
Ahmedabad, IN medium
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Almaty, KZ medium
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Bali, ID medium
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Bandung, ID medium
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Bangalore, IN medium
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Bangkok, TH medium
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Beijing, CN medium
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Busan, KR medium
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Cebu, PH medium
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Chandigarh, IN medium
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Chengdu, CN medium
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Chennai, IN medium
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Chiang Mai, TH medium
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Chittagong, BD medium
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Chongqing, CN medium
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Coimbatore, IN medium
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Colombo, LK medium
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Da Nang, VN medium
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Dalian, CN medium
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Davao, PH medium
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Delhi, IN medium
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Dhaka, BD medium
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Dharan, NP medium
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Fukuoka, JP medium
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Galle, LK medium
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Guangzhou, CN medium
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Hangzhou, CN medium
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Hanoi, VN medium
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Harbin, CN medium
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Ho Chi Minh City, VN medium
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Hong Kong, HK medium
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Hyderabad, IN medium
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Incheon, KR medium
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Indore, IN medium
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Islamabad, PK medium
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Jaipur, IN medium
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Jakarta, ID medium
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Jeju, KR medium
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Johor Bahru, MY medium
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Karachi, PK medium
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Kathmandu, NP medium
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Kochi, IN medium
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Kolkata, IN medium
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Kuala Lumpur, MY medium
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Kunming, CN medium
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Kyoto, JP medium
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Lahore, PK medium
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Lucknow, IN medium
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Manila, PH medium
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Mumbai, IN medium
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Nagoya, JP medium
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Nanjing, CN medium
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Nha Trang, VN medium
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Okinawa, JP medium
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Osaka, JP medium
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Pattaya, TH medium
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Penang, MY medium
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Phnom Penh, KH medium
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Pune, IN medium
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Sapporo, JP medium
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Seoul, KR medium
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Shanghai, CN medium
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Shenzhen, CN medium
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Siem Reap, KH medium
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Singapore, SG medium
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Surabaya, ID medium
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Surat, IN medium
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Taipei, TW medium
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Tashkent, UZ medium
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Tbilisi, GE medium
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Tokyo, JP medium
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Ulaanbaatar, MN medium
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Varanasi, IN medium
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Vientiane, LA medium
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Visakhapatnam, IN medium
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Wuhan, CN medium
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Xi'an, CN medium
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Xiamen, CN medium
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Yangon, MM medium
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🌎 North America (78 cities)

City Level JanFebMarAprMayJunJulAugSepOctNovDec
Albuquerque, US medium
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Anchorage, US medium
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Atlanta, US medium
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Austin, US medium
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Baltimore, US medium
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Baton Rouge, US medium
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Boise, US medium
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Boston, US medium
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Bridgetown, BB medium
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Buffalo, US medium
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Calgary, CA medium
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Cancun, MX medium
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Charleston, US medium
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Charlotte, US medium
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Chattanooga, US medium
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Chicago, US medium
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Denver, US medium
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Des Moines, US medium
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Detroit, US medium
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Edmonton, CA medium
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El Paso, US medium
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Fargo, US medium
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Fresno, US medium
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Guadalajara, MX medium
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Halifax, CA medium
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Hartford, US medium
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Havana, CU medium
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Honolulu, US medium
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Houston, US medium
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Jacksonville, US medium
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Kansas City, US medium
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Kingston, JM medium
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Knoxville, US medium
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Las Vegas, US medium
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Little Rock, US medium
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Los Angeles, US medium
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Louisville, US medium
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Lubbock, US medium
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Madison, US medium
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Memphis, US medium
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Mexico City, MX medium
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Miami, US medium
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Milwaukee, US medium
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Minneapolis, US medium
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Monterrey, MX medium
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Montreal, CA medium
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Nashville, US medium
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New Orleans, US medium
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New York, US medium
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Oaxaca, MX medium
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Oklahoma City, US medium
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Omaha, US medium
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Ottawa, CA medium
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Panama City, PA medium
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Phoenix, US medium
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Pittsburgh, US medium
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Portland, US medium
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Puebla, MX medium
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Quebec City, CA medium
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Raleigh, US medium
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Richmond, US medium
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Sacramento, US medium
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Salt Lake City, US medium
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San Diego, US medium
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San Francisco, US medium
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San Jose, CR medium
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Santo Domingo, DO medium
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Saskatoon, CA medium
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Savannah, US medium
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Seattle, US medium
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Spokane, US medium
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St. Louis, US medium
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Tampa, US medium
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Toronto, CA medium
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Tucson, US medium
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Vancouver, CA medium
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Victoria, CA medium
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Winnipeg, CA medium
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🌍 Africa (39 cities)

City Level JanFebMarAprMayJunJulAugSepOctNovDec
Abidjan, CI medium
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Accra, GH medium
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Addis Ababa, ET medium
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Algiers, DZ medium
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Antananarivo, MG medium
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Arusha, TZ medium
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Bamako, ML medium
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Bloemfontein, ZA medium
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Cairo, EG medium
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Cape Town, ZA medium
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Casablanca, MA medium
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Dakar, SN medium
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Dar es Salaam, TZ medium
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Douala, CM medium
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Durban, ZA medium
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Entebbe, UG medium
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Fez, MA medium
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Freetown, SL medium
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Harare, ZW medium
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Johannesburg, ZA medium
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Kampala, UG medium
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Kigali, RW medium
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Kinshasa, CD medium
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Lagos, NG medium
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Libreville, GA medium
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Lilongwe, MW medium
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Lome, TG medium
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Luanda, AO medium
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Lusaka, ZM medium
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Maputo, MZ medium
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Marrakech, MA medium
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Mombasa, KE medium
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Nairobi, KE medium
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Ouagadougou, BF medium
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Port Louis, MU medium
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Pretoria, ZA medium
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Tunis, TN medium
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Windhoek, NA medium
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Zanzibar, TZ medium
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🌎 South America (39 cities)

City Level JanFebMarAprMayJunJulAugSepOctNovDec
Arequipa, PE medium
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Asuncion, PY medium
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Barranquilla, CO medium
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Belem, BR medium
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Bogota, CO medium
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Brasilia, BR medium
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Buenos Aires, AR medium
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Cali, CO medium
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Campinas, BR medium
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Caracas, VE medium
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Cartagena, CO medium
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Concepcion, CL medium
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Cordoba, AR medium
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Curitiba, BR medium
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Cusco, PE medium
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Fortaleza, BR medium
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Georgetown, GY medium
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Goiania, BR medium
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Guayaquil, EC medium
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La Paz, BO medium
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Lima, PE medium
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Manaus, BR medium
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Medellin, CO medium
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Mendoza, AR medium
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Montevideo, UY medium
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Paramaribo, SR medium
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Port of Spain, TT medium
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Porto Alegre, BR medium
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Quito, EC medium
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Recife, BR medium
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Rio de Janeiro, BR medium
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Rosario, AR medium
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Salvador, BR medium
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Santa Cruz, BO medium
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Santiago, CL medium
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Valparaiso, CL medium
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🌊 Oceania (19 cities)

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Adelaide, AU medium
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Alice Springs, AU medium
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Auckland, NZ medium
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Brisbane, AU medium
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Cairns, AU medium
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Canberra, AU medium
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Christchurch, NZ medium
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Darwin, AU medium
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Dunedin, NZ medium
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Gold Coast, AU medium
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Hamilton, NZ medium
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Hobart, AU medium
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Melbourne, AU medium
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Perth, AU medium
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Suva, FJ medium
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Sydney, AU medium
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Townsville, AU medium
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Wellington, NZ medium
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🕌 Middle East (16 cities)

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Abu Dhabi, AE medium
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Amman, JO medium
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Baghdad, IQ medium
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Beirut, LB medium
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Doha, QA medium
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Dubai, AE medium
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Erbil, IQ medium
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Jeddah, SA medium
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Kuwait City, KW medium
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Manama, BH medium
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Muscat, OM medium
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Riyadh, SA medium
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Sana'a, YE medium
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Tabriz, IR medium
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Tehran, IR medium
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Tel Aviv, IL medium
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When should I plant hellebore in my city?

The best time to plant hellebore depends on your local climate zone. It thrives in temperatures between 8°C and 18°C. Since hellebore is frost tolerant, you can plant it before the last frost date. Check your city's planting calendar on GrowByCity for exact dates.

Can I grow hellebore in winter?

Yes, hellebore is frost tolerant and can handle temperatures down to -20°C. In many climates, it can be grown through winter with some protection.

Get Hellebore Seeds & Plants

Ready to start growing? Find Hellebore seeds and starter plants online.

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Frequently Asked Questions about Hellebore

When should I plant hellebore?

The best time to plant hellebore depends on your local climate. Hellebore grows best in temperatures between 8°C and 18°C (can tolerate -20°C to 25°C). Hellebore is frost tolerant, so it can be planted earlier in spring or later in fall. Check your city's planting calendar on GrowByCity for exact planting months.

Can hellebore grow in tropical climates?

Hellebore is not well-suited for tropical climates. It prefers cooler conditions with temperatures between 8°C and 18°C. In tropical areas, it may bolt, fail to fruit, or suffer from heat stress. Consider growing it in cooler seasons or at higher elevations.

How long does hellebore take to grow?

Hellebore typically takes 365-730 days from planting to harvest. It requires partial shade ok and regular watering. Shade-loving perennial. Cut old leaves in late winter. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Find the Best Time to Plant Hellebore

See the planting calendar for Hellebore in these popular cities:

London, GBMumbai, INNew York, USParis, FRSingapore, SGSydney, AUTokyo, JPToronto, CA

Last updated: March 2026 · Climate data from NOAA, FAO, USDA

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