When should I plant Koriander in Zone 11b?

Direct sow Koriander outdoors around Jan 1. Expect first harvest around Jan 31.

What is the last frost date for Zone 11b?

The average last spring frost date for Zone 11b is Jan 15. The first fall frost averages Dec 31, giving a 350-day growing season.

Yes. Koriander needs 30 days to harvest. Zone 11b has a 350-day growing season, which is sufficient. You can plant up to 22 successions.

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Zone 11b has a year-round growing season. Koriander can be planted almost any time with proper planning. Siste frost: Jan 15. Første frost: Dec 31.

Outdoor

Harvest

Jan 1Dec 31

Season: Jan 15 – Dec 31 (350 dager) · Succession: plant every 2 weeks (up to 22x)

Sone11b

Siste frostJan 15

Første frostDec 31

Sesong350 dager

Høst30 dager

SolHalvskygge

Direct sow Koriander seeds outdoors around Jan 1. Wait until soil temperature reaches 50F. Space plants at 4/m² (15cm avstand).

First harvest approximately Jan 31 (~30 dager from planting). Continue harvesting until first frost (Dec 31).

For a fall harvest, plant Koriander around Nov 19 (6 weeks before first frost).

✅ Tomater✅ Paprikaer✅ Bønner✅ Erter✅ Spinat

❌ Fennikel❌ Dill

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Track Koriander from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.