When should I plant کلم in Zone 1a?

Start کلم seeds indoors around Apr 13. Transplant outdoors after Apr 27. Expect first harvest around Jun 11.

What is the last frost date for Zone 1a?

The average last spring frost date for Zone 1a is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.

Can I grow کلم in Zone 1a?

Yes. کلم needs 60 days to harvest. Zone 1a has a 95-day growing season, which is sufficient.

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🥬 Growing کلم in Zone 1a

Zone 1a has harsh winters and a short growing season. Start کلم early indoors to maximize your harvest window. آخرین یخبندان: May 25. اولین یخبندان: Aug 28.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 13Aug 28

Season: May 25 – Aug 28 (95 روز)

منطقه1a

آخرین یخبندانMay 25

اولین یخبندانAug 28

فصل95 روز

برداشت60 روز

آفتابنیمه سایه

When to Plant کلم in Zone 1a

Start Seeds Indoors: Apr 13

Start کلم seeds indoors around Apr 13 (6 هفته قبل از آخرین سرمازدگی). Optimal germination temperature: 65F. Germinates in 5-10 days.

Transplant Outdoors: Apr 27

Transplant کلم seedlings outdoors after Apr 27. Wait until soil temperature reaches 40F. Space plants at 1/متر² (30cm فاصله). Harden off plants for a week before moving outside.

Harvest: Jun 11

First harvest approximately Jun 11 (~45 روز from transplant). Continue harvesting until first frost (Aug 28). کلم can overwinter in mild climates for continued harvest.

Fall Planting: Jul 3

For a fall harvest, plant کلم around Jul 3 (8 weeks before first frost).

کاشت همراه

✅ مریم گلی ✅ شوید✅ پیازها✅ چغندرها✅ سیب‌زمینی‌ها

❌ 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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