When should I plant Chili in Zone 4a?

Start Chili seeds indoors around Mar 10. Transplant outdoors after May 19. Expect first harvest around Jul 23.

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 Chili in Zone 4a?

Yes. Chili needs 85 days to harvest. Zone 4a has a 149-day growing season, which is sufficient.

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🌶️ Growing Chili in Zone 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Chili in this zone. Siste frost: May 5. Første frost: Oct 1.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 10Oct 1

Season: May 5 – Oct 1 (149 dager)

Sone4a

Siste frostMay 5

Første frostOct 1

Sesong149 dager

Høst85 dager

SolFull Sol

When to Plant Chili in Zone 4a

Start Seeds Indoors: Mar 10

Start Chili seeds indoors around Mar 10 (8 uker før siste frost). Optimal germination temperature: 85F. Germinates in 8-21 days.

Transplant Outdoors: May 19

Transplant Chili seedlings outdoors after May 19. Wait until soil temperature reaches 65F. Space plants at 1/m² (30cm avstand). Harden off plants for a week before moving outside.

Harvest: Jul 23

First harvest approximately Jul 23 (~65 dager from transplant). Continue harvesting until first frost (Oct 1).

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

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