When should I plant Slunečnice in Zone 10a?

Start Slunečnice seeds indoors around Jan 30. Transplant outdoors after Feb 27. Expect first harvest around May 3.

What is the last frost date for Zone 10a?

The average last spring frost date for Zone 10a is Feb 20. The first fall frost averages Dec 1, giving a 284-day growing season.

Can I grow Slunečnice in Zone 10a?

Yes. Slunečnice needs 90 days to harvest. Zone 10a has a 284-day growing season, which is sufficient. You can plant up to 13 successions.

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🌻 Growing Slunečnice in Zone 10a

Zone 10a has a year-round growing season. Slunečnice can be planted almost any time with proper planning. Poslední mráz: Feb 20. První mráz: Dec 1.

Planting Calendar

Indoor

Outdoor

Harvest

Jan 30Dec 1

Season: Feb 20 – Dec 1 (284 dní) · Succession: plant every 2 weeks (up to 13x)

Zóna10a

Poslední mrázFeb 20

První mrázDec 1

Sezóna284 dní

Sklizeň90 dní

SluncePlné Slunce

When to Plant Slunečnice in Zone 10a

Start Seeds Indoors: Jan 30

Start Slunečnice seeds indoors around Jan 30 (3 týdnů před posledním mrazem). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: Feb 27

Transplant Slunečnice seedlings outdoors after Feb 27. Wait until soil temperature reaches 55F. Space plants at 1/m² (30cm od sebe). Harden off plants for a week before moving outside.

Harvest: May 3

First harvest approximately May 3 (~65 dní from transplant). Continue harvesting until first frost (Dec 1).

Smíšená Výsadba

✅ Okurky✅ Dýně ✅ Kukuřice✅ Fazole

❌ Brambory

Slunečnice in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

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