When should I plant ریحان in Zone 1a?

Start ریحان seeds indoors around Apr 13. Transplant outdoors after Jun 8. 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 ریحان in Zone 1a?

Yes. ریحان needs 40 days to harvest. Zone 1a has a 95-day growing season, which is sufficient. You can plant up to 2 successions.

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🌿 Growing ریحان in Zone 1a

Zone 1a has harsh winters and a short growing season. Start ریحان 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) · Succession: plant every 3 weeks (up to 2x)

منطقه1a

آخرین یخبندانMay 25

اولین یخبندانAug 28

فصل95 روز

برداشت40 روز

آفتابآفتاب کامل

When to Plant ریحان in Zone 1a

Start Seeds Indoors: Apr 13

Start ریحان seeds indoors around Apr 13 (6 هفته قبل از آخرین سرمازدگی). Optimal germination temperature: 80F. Germinates in 5-10 days.

Transplant Outdoors: Jun 8

Transplant ریحان seedlings outdoors after Jun 8. Wait until soil temperature reaches 60F. Space plants at 4/متر² (15cm فاصله). Harden off plants for a week before moving outside.

Harvest: Jul 8

First harvest approximately Jul 8 (~30 روز from transplant). Continue harvesting until first frost (Aug 28).

کاشت همراه

✅ فلفل‌ها✅ گوجه‌فرنگی‌ها✅ بادمجان

❌ سداب

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

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