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Growing Calendula in Las Vegas

🇺🇸 Zone 7 Planting Guide · Hot desert climate

USDA Zone 7 280 frost-free days 45-65 days to harvest

Quick Answer: Growing Calendula in Las Vegas

Yes, you can grow Calendula in Las Vegas, US! Plant during Oct, Nov for best results. Las Vegas is in USDA Zone 7 with a Hot desert climate, offering 280 frost-free days per year. The difficulty level is easy, and Calendula takes 45-65 days to harvest. Calendula needs full sun and moderate watering.

Climate Match Analysis

Moderate Match Las Vegas + Calendula

Las Vegas's climate requires careful timing. Summer highs (40°C) exceed Calendula's maximum (28°C), so plant early or provide shade. Follow the recommended planting months for success.

Calendula tolerates -5°C to 28°C
Optimal: 10°C - 22°C
Las Vegas range 2°C to 40°C

Las Vegas Climate Data

USDA Zone
7
Frost-Free
280days
Winter Low
2°C
Summer High
40°C
Rainfall
110mm/yr
Climate
BWh
Hot desert

Calendula Planting Calendar for Las Vegas

Green months show the best time to plant Calendula in Las Vegas

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Plant Calendula Not recommended

Calendula Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

💧

Water

Moderate

Keep soil consistently moist

📅

Days to Harvest

45-65

From planting to first harvest

📊

Difficulty

easy

Great for beginners

💡 Growing Tips for Calendula

Deadhead for continuous blooms. Self-seeds readily. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.

Frost tolerance: Calendula is frost tolerant — you can plant earlier in spring.

How to Grow Calendula in Las Vegas

Las Vegas, US is in USDA Hardiness Zone 7 with a Hot desert climate (Köppen BWh). With winter lows of 2°C and summer highs of 40°C, the growing season spans approximately 280 frost-free days. Calendula is one of the easiest plants to grow in this climate.

Calendula thrives in temperatures between 10°C and 22°C, requiring full sun and moderate watering. In Las Vegas, the best months to plant Calendula are October, November. Since Calendula can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 45-65 days after planting.

Las Vegas receives only 110mm of annual rainfall, so consistent irrigation will be essential for growing Calendula successfully.

Other Plants That Grow in Las Vegas

More plants you can grow alongside Calendula in Las Vegas

Keep Exploring

Frequently Asked Questions

Can I grow calendula in Las Vegas?

Yes! Calendula can be successfully grown in Las Vegas, US. Las Vegas is in USDA Hardiness Zone 7 with a Hot desert climate. The difficulty level for growing Calendula here is rated "easy". The best months to plant are October, November.

When should I plant calendula in Las Vegas?

In Las Vegas, the recommended planting months for Calendula are October, November. Las Vegas has 280 frost-free days per year, with winter lows of 2°C and summer highs of 40°C. Calendula is frost tolerant, giving you more flexibility with planting dates.

How long does calendula take to grow in Las Vegas?

Calendula typically takes 45-65 days from planting to harvest. In Las Vegas's Hot desert climate with 280 frost-free days, you have plenty of time to grow Calendula to maturity. Deadhead for continuous blooms. Self-seeds readily. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.

Can I grow calendula indoors in Las Vegas?

Calendula can potentially be grown indoors in Las Vegas with proper conditions. It requires full sun (6+ hours of direct light — a south-facing window or grow lights recommended). Indoor growing extends your season beyond the Oct, Nov outdoor planting window. Use containers with good drainage and moderate watering.

What month do I plant calendula in Las Vegas?

Plant Calendula in Las Vegas during October, November. These are the optimal months based on Las Vegas's USDA Zone 7 climate, 280 frost-free days, and temperature range of 2°C to 40°C.

Is calendula hard to grow in Las Vegas?

Calendula is rated "easy" to grow in Las Vegas. This is a great choice for beginners — it is forgiving and adapts well to this climate. The climate match for Calendula in Las Vegas is Moderate.

What grows well with calendula in Las Vegas?

In Las Vegas, you can grow many companion plants alongside Calendula. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Las Vegas's Zone 7 climate.

Does calendula need full sun in Las Vegas?

Calendula requires full sun. In Las Vegas, provide at least 6 hours of direct sunlight daily. During peak summer heat, some afternoon shade can help prevent heat stress.

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

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