When should I plant Leek in Zone 4a?

Start Leek seeds indoors around 24 lut.. Transplant outdoors after 21 kwi.. Expect first harvest around 20 lip..

What is the last frost date for Zone 4a?

The average last spring frost date for Zone 4a is 5 maj. The first fall frost averages 1 paź., giving a 149-day growing season.

Can I grow Leek in Zone 4a?

Yes. Leek needs 120 days to harvest. Zone 4a has a 149-day growing season, which is sufficient.

Uprawa Leek w Strefie 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Leek in this zone. Ostatni przymrozek: 5 maj. Pierwszy przymrozek: 1 paź..

Planting Calendar

Indoor

Outdoor

Harvest

24 lut.1 paź.

Season: 5 maj – 1 paź. (149 dni)

Strefa4a

Ostatni przymrozek5 maj

Pierwszy przymrozek1 paź.

Sezon149 dni

Zbiory120 dni

SłońcePełne słońce

When to Plant Leek in Zone 4a

Start Seeds Indoors: 24 lut.

Start Leek seeds indoors around 24 lut. (10 tygodni przed ostatnim mrozem). Optimal germination temperature: 70F. Germinates in 7-14 days.

Transplant Outdoors: 21 kwi.

Transplant Leek seedlings outdoors after 21 kwi.. Wait until soil temperature reaches 45F. Space plants at 4/m² (15cm odstęp). Harden off plants for a week before moving outside.

Harvest: 20 lip.

First harvest approximately 20 lip. (~90 dni from transplant). Continue harvesting until first frost (1 paź.). Leek can overwinter in mild climates for continued harvest.

Uprawa towarzysząca

✅ Marchewki✅ Cebule✅ Seler

❌ Fasola❌ Groch

Leek w Innych Strefach

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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