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Flower Full Sun Regular water

Snapdragon

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

Tall, colorful spikes. Hardy enough to withstand light frosts down to -5°C, snapdragon performs best when daytime temperatures stay between 10°C and 22°C. Plant in a spot with full sun (6-8 hours of direct light daily) and provide regular watering to keep soil consistently moist. Expect blooms in approximately 70-90 days. Adds colour and life to borders, beds, and containers from spring through autumn.

Harvest 70-90 days
Temp Range -5°C — 26°C
Frost Tolerant ❄

Quick Answer: How to Grow Snapdragon

Snapdragon takes 70-90 days to harvest. It grows best in 10–22°C with full sun and regular watering. Snapdragon is frost tolerant and can handle temperatures down to -5°C. It can be grown in 350 cities worldwide.

Find the best time to plant Snapdragon in your city →

Growing Requirements

☀️
Sun
Full Sun
💧
Water
Regular
❄️
Frost
Tolerant
📅
Harvest
70-90 days

Temperature Range

10-22°C
-10°C 45°C
Optimal: 10–22°C Tolerates: -5–26°C
Tropical suitable: No
Cities growing: 350 of 350

Growing Tips

💡

Expert Tips

Pinch seedlings for branching. Great cool-season cut flower. 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: -5°C to 26°C
  • Optimal growing: 10°C to 22°C
  • Harvest in 70-90 days

Did You Know?

  • 🌱 Snapdragon is frost-tolerant, meaning it can survive light frosts and even thrive in cooler temperatures.
  • 🌱 Snapdragon needs at least 6-8 hours of direct sunlight daily for optimal growth.

Step-by-Step Growing Guide

Snapdragons prefer a slightly acidic to neutral soil pH of 6.2–7.0 with excellent drainage and high organic content. Start seeds indoors 8–10 weeks before the last frost date — seeds need light to germinate, so press them onto the surface of moist seed-starting mix without covering. Transplant outdoors when temperatures stay above 40°F consistently. Space dwarf varieties 6 inches apart, tall cutting types 12 inches apart. Plant at the same depth as the nursery cell. Water at the base to keep foliage dry and prevent rust. Keep soil evenly moist, roughly 1 inch of water per week. When plants reach 3–4 inches, pinch the growing tip — this single action determines whether you get a single tall spike or a branching, multi-stemmed plant ideal for cut flowers. Feed with a balanced fertilizer at planting, then switch to a low-nitrogen fertilizer as buds form to channel energy into blooms rather than foliage.

Common Pests & Problems

Snapdragon rust (Puccinia antirrhini) is the most serious threat — it appears as orange pustules on leaf undersides with yellow spots above. Remove infected leaves immediately and apply sulfur-based fungicide; avoid wetting foliage. Botrytis gray mold thrives in cool, damp conditions, causing brown mushy collapse of flowers and stems — improve airflow by spacing plants properly and remove spent blooms promptly. Aphids colonize new growth, particularly the tender tip where they distort forming buds — treat with insecticidal soap spray repeated every 5 days for three applications. Leaf miners create serpentine pale tunnels through leaves, affecting appearance but rarely killing plants — remove affected leaves and apply spinosad if infestation is severe. Pythium root rot causes sudden collapse in waterlogged soils — always plant in raised beds or well-drained locations.

Harvest & Storage

Cut snapdragon spikes when the bottom third of florets are open and the upper two-thirds are still in bud — this gives maximum vase life. Cut in the early morning using sharp, clean shears at a 45-degree angle, immediately plunging into cool water. Remove any foliage below the waterline. Snapdragons are negative geotropic, meaning they curve upward if stored horizontally — always store upright in a bucket of cool water in a cool location. Vase life ranges from 7–14 days. Change water every 2 days and recut stems for longest display.

Popular Varieties

'Madame Butterfly' produces fully double azalea-type flowers that don't snap open — an unusual and elegant option for arrangements. 'Rocket' series is the classic tall cutting type reaching 36 inches, heat-tolerant and widely grown by professional flower farmers. 'Sonnet' series offers intermediate height at 18–24 inches with outstanding branching after pinching, suited to home gardens and containers. 'Chantilly' produces open-faced flowers (no snap mechanism) in soft pastel tones with a more delicate cottage garden feel than traditional types.

Where to Grow Snapdragon

Snapdragon can be grown in 350 cities across 7 regions worldwide

🌍

Europe

80 cities
🌏

Asia

79 cities
🌎

North America

78 cities
🌍

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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Sao Paulo, BR medium
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Sucre, BO medium
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Trujillo, PE medium
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Valparaiso, CL medium
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🌊 Oceania (19 cities)

City Level JanFebMarAprMayJunJulAugSepOctNovDec
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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Noumea, NC 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)

City Level JanFebMarAprMayJunJulAugSepOctNovDec
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 snapdragon in my city?

The best time to plant snapdragon depends on your local climate zone. It thrives in temperatures between 10°C and 22°C. Since snapdragon 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 snapdragon in winter?

Yes, snapdragon is frost tolerant and can handle temperatures down to -5°C. In many climates, it can be grown through winter with some protection.

Get Snapdragon Seeds & Plants

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

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Frequently Asked Questions about Snapdragon

When should I plant snapdragon?

The best time to plant snapdragon depends on your local climate. Snapdragon grows best in temperatures between 10°C and 22°C (can tolerate -5°C to 26°C). Snapdragon 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 snapdragon grow in tropical climates?

Snapdragon is not well-suited for tropical climates. It prefers cooler conditions with temperatures between 10°C and 22°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 snapdragon take to grow?

Snapdragon typically takes 70-90 days from planting to harvest. It requires full sun and regular watering. Pinch seedlings for branching. Great cool-season cut flower. 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 Snapdragon

See the planting calendar for Snapdragon 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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