When should I plant Kopr in Zone 3a?

Direct sow Kopr outdoors around May 8. Expect first harvest around Jun 17.

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 Kopr in Zone 3a?

Yes. Kopr needs 40 days to harvest. Zone 3a has a 113-day growing season, which is sufficient. You can plant up to 3 successions.

Growing Kopr in Zone 3a

Zone 3a has harsh winters and a short growing season. Start Kopr early indoors to maximize your harvest window. Poslední mráz: May 22. První mráz: Sep 12.

Planting Calendar

Outdoor

Harvest

May 8Sep 12

Season: May 22 – Sep 12 (113 dní) · Succession: plant every 3 weeks (up to 3x)

Zóna3a

Poslední mrázMay 22

První mrázSep 12

Sezóna113 dní

Sklizeň40 dní

SluncePlné Slunce

When to Plant Kopr in Zone 3a

Sow Seeds Outdoors: May 8

Direct sow Kopr seeds outdoors around May 8. Wait until soil temperature reaches 50F. Space plants at 4/m² (15cm od sebe).

Harvest: Jun 17

First harvest approximately Jun 17 (~40 dní from planting). Continue harvesting until first frost (Sep 12).

Fall Planting: Aug 1

For a fall harvest, plant Kopr around Aug 1 (6 weeks before first frost).

Smíšená Výsadba

✅ Zelí ✅ Salát✅ Cibule✅ Kukuřice✅ Okurky

❌ Mrkve

Kopr 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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