When should I plant کلم in Zone 3a?

Start کلم seeds indoors around Apr 10. Transplant outdoors after May 1. Expect first harvest around Jul 5.

What is the last frost date for Zone 3a?

The average last spring frost date for Zone 3a is May 22. The first fall frost averages Sep 12, giving a 113-day growing season.

Can I grow کلم in Zone 3a?

Yes. کلم needs 80 days to harvest. Zone 3a has a 113-day growing season, which is sufficient.

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🥬 Growing کلم in Zone 3a

Zone 3a has harsh winters and a short growing season. Start کلم early indoors to maximize your harvest window. آخرین یخبندان: May 22. اولین یخبندان: Sep 12.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 10Sep 12

Season: May 22 – Sep 12 (113 روز)

منطقه3a

آخرین یخبندانMay 22

اولین یخبندانSep 12

فصل113 روز

برداشت80 روز

آفتابآفتاب کامل

When to Plant کلم in Zone 3a

Start Seeds Indoors: Apr 10

Start کلم seeds indoors around Apr 10 (6 هفته قبل از آخرین سرمازدگی). Optimal germination temperature: 70F. Germinates in 5-10 days.

Transplant Outdoors: May 1

Transplant کلم seedlings outdoors after May 1. Wait until soil temperature reaches 45F. Space plants at 1/متر² (30cm فاصله). Harden off plants for a week before moving outside.

Harvest: Jul 5

First harvest approximately Jul 5 (~65 روز from transplant). Continue harvesting until first frost (Sep 12).

Fall Planting: Jun 20

For a fall harvest, plant کلم around Jun 20 (12 weeks before first frost).

کاشت همراه

✅ سیب‌زمینی‌ها✅ نعناع ✅ شوید✅ پیازها✅ کرفس

❌ لوبیا❌ گوجه‌فرنگی‌ها❌ توت فرنگی‌ها

کلم 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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