When should I plant כרוב in Zone 1a?

Start כרוב seeds indoors around Apr 13. Transplant outdoors after May 4. Expect first harvest around Jul 8.

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 כרוב in Zone 1a?

Yes. כרוב needs 80 days to harvest. Zone 1a has a 95-day growing season, which is sufficient.

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🥬 Growing כרוב in Zone 1a

Zone 1a has harsh winters and a short growing season. Start כרוב early indoors to maximize your harvest window. כפור אחרון: May 25. כפור ראשון: Aug 28.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 13Aug 28

Season: May 25 – Aug 28 (95 ימים)

אזור1a

כפור אחרוןMay 25

כפור ראשוןAug 28

עונה95 ימים

קטיף80 ימים

שמששמש מלאה

When to Plant כרוב in Zone 1a

Start Seeds Indoors: Apr 13

Start כרוב seeds indoors around Apr 13 (6 שבועות לפני הכפור האחרון). Optimal germination temperature: 70F. Germinates in 5-10 days.

Transplant Outdoors: May 4

Transplant כרוב seedlings outdoors after May 4. Wait until soil temperature reaches 45F. Space plants at 1/מ² (30cm מרווח). Harden off plants for a week before moving outside.

Harvest: Jul 8

First harvest approximately Jul 8 (~65 ימים from transplant). Continue harvesting until first frost (Aug 28).

Fall Planting: Jun 5

For a fall harvest, plant כרוב around Jun 5 (12 weeks before first frost).

שתילה מלווה

✅ תפוחי אדמה✅ נענע ✅ שמיר✅ בצלים✅ סלרי

❌ שעועיות❌ עגבניות❌ תותים

כרוב 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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