When should I plant Brokoli in Zone 4a?

Start Brokoli seeds indoors around Mar 24. Transplant outdoors after May 19. Expect first harvest around Jul 18.

What is the last frost date for Zone 4a?

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

Can I grow Brokoli in Zone 4a?

Yes. Brokoli needs 70 days to harvest. Zone 4a has a 149-day growing season, which is sufficient.

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🥦 Growing Brokoli in Zone 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Brokoli in this zone. Zadnja slana: May 5. Prva slana: Oct 1.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 24Oct 1

Season: May 5 – Oct 1 (149 dni)

Cona4a

Zadnja slanaMay 5

Prva slanaOct 1

Sezona149 dni

Žetev70 dni

SoncePolno Sonce

When to Plant Brokoli in Zone 4a

Start Seeds Indoors: Mar 24

Start Brokoli seeds indoors around Mar 24 (6 tednov pred zadnjo zmrzaljo). Optimal germination temperature: 75F. Germinates in 5-10 days.

Transplant Outdoors: May 19

Transplant Brokoli seedlings outdoors after May 19. Wait until soil temperature reaches 50F. Space plants at 1/m² (30cm narazen). Harden off plants for a week before moving outside.

Harvest: Jul 18

First harvest approximately Jul 18 (~60 dni from transplant). Continue harvesting until first frost (Oct 1).

Fall Planting: Jul 9

For a fall harvest, plant Brokoli around Jul 9 (12 weeks before first frost).

Sobivanje Rastlin

✅ Žajbelj ✅ Rožmarin ✅ Meta ✅ Kamilica ✅ Koper

❌ Jagode❌ Paradižniki❌ Fižol

Brokoli 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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