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🌻 Flower easy

Growing Sunflower in Beirut

🇱🇧 Zone 9 Planting Guide · Hot-summer Mediterranean climate

USDA Zone 9 355 frost-free days 70-100 days to harvest

Quick Answer: Growing Sunflower in Beirut

Yes, you can grow Sunflower in Beirut, LB! Plant during Jan, Feb, Mar, Apr for best results. Beirut is in USDA Zone 9 with a Hot-summer Mediterranean climate, offering 355 frost-free days per year. The difficulty level is easy, and Sunflower takes 70-100 days to harvest. Sunflower needs full sun and moderate watering.

Climate Match Analysis

Good Match Beirut + Sunflower

Beirut's temperatures (10°C to 30°C) are within the tolerable range for Sunflower (8°C to 35°C), though not always in the optimal zone (18°C to 28°C). Plant during recommended months for best results.

Sunflower tolerates 8°C to 35°C
Optimal: 18°C - 28°C
Beirut range 10°C to 30°C

Beirut Climate Data

USDA Zone
9
Frost-Free
355days
Winter Low
10°C
Summer High
30°C
Rainfall
825mm/yr
Climate
Csa
Hot-summer Mediterranean

Sunflower Planting Calendar for Beirut

Green months show the best time to plant Sunflower in Beirut

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

Sunflower Growing Requirements

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Sunlight

Full Sun

6+ hours direct sunlight

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Water

Moderate

Keep soil consistently moist

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Days to Harvest

70-100

From planting to first harvest

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Difficulty

easy

Great for beginners

💡 Growing Tips for Sunflower

Sow directly -- taproots don't transplant well. Great for kids to grow. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.

Frost tolerance: Sunflower is NOT frost tolerant — wait until after the last frost in Beirut.

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Companion Plants for Sunflower

Find out which plants grow best alongside Sunflower — and which to keep apart

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Grow Sunflower Indoors

No garden? Learn how to grow Sunflower indoors with our complete guide

How to Grow Sunflower in Beirut

Beirut, LB is in USDA Hardiness Zone 9 with a Hot-summer Mediterranean climate (Köppen Csa). With winter lows of 10°C and summer highs of 30°C, the growing season spans approximately 355 frost-free days. Sunflower is one of the easiest plants to grow in this climate.

Sunflower thrives in temperatures between 18°C and 28°C, requiring full sun and moderate watering. In Beirut, the best months to plant Sunflower are January, February, March, April. Sunflower is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 70-100 days after planting.

With 825mm of annual rainfall, Beirut provides moderate natural moisture. This should be adequate for Sunflower's water needs.

Other Plants That Grow in Beirut

More plants you can grow alongside Sunflower in Beirut

Keep Exploring

Frequently Asked Questions

Can I grow sunflower in Beirut?

Yes! Sunflower can be successfully grown in Beirut, LB. Beirut is in USDA Hardiness Zone 9 with a Hot-summer Mediterranean climate. The difficulty level for growing Sunflower here is rated "easy". The best months to plant are January, February, March, April.

When should I plant sunflower in Beirut?

In Beirut, the recommended planting months for Sunflower are January, February, March, April. Beirut has 355 frost-free days per year, with winter lows of 10°C and summer highs of 30°C. Since Sunflower is not frost tolerant, make sure to plant after the last frost date.

How long does sunflower take to grow in Beirut?

Sunflower typically takes 70-100 days from planting to harvest. In Beirut's Hot-summer Mediterranean climate with 355 frost-free days, you have plenty of time to grow Sunflower to maturity. Sow directly -- taproots don't transplant well. Great for kids to grow. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.

Can I grow sunflower indoors in Beirut?

Sunflower can potentially be grown indoors in Beirut 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 Jan, Feb, Mar, Apr outdoor planting window. Use containers with good drainage and moderate watering.

What month do I plant sunflower in Beirut?

Plant Sunflower in Beirut during January, February, March, April. These are the optimal months based on Beirut's USDA Zone 9 climate, 355 frost-free days, and temperature range of 10°C to 30°C.

Is sunflower hard to grow in Beirut?

Sunflower is rated "easy" to grow in Beirut. This is a great choice for beginners — it is forgiving and adapts well to this climate. The climate match for Sunflower in Beirut is Good.

What grows well with sunflower in Beirut?

In Beirut, you can grow many companion plants alongside Sunflower. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Beirut's Zone 9 climate.

Does sunflower need full sun in Beirut?

Sunflower requires full sun. In Beirut, provide at least 6 hours of direct sunlight daily. Most garden locations with southern exposure will work well.

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

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