When should I plant Petersell in Zone 4a?

Start Petersell seeds indoors around Mar 10. Transplant outdoors after Apr 21. Expect first harvest around Jun 10.

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 Petersell in Zone 4a?

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

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🌿 Growing Petersell in Zone 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Petersell in this zone. Viimane öökülm: May 5. Esimene öökülm: Oct 1.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 10Oct 1

Season: May 5 – Oct 1 (149 päeva)

Tsoon4a

Viimane öökülmMay 5

Esimene öökülmOct 1

Hooaeg149 päeva

Saak70 päeva

PäikePoolvari

When to Plant Petersell in Zone 4a

Start Seeds Indoors: Mar 10

Start Petersell seeds indoors around Mar 10 (8 nädalat enne viimast külma). Optimal germination temperature: 70F. Germinates in 14-28 days.

Transplant Outdoors: Apr 21

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

Harvest: Jun 10

First harvest approximately Jun 10 (~50 päeva from transplant). Continue harvesting until first frost (Oct 1). Petersell can overwinter in mild climates for continued harvest.

Fall Planting: Aug 6

For a fall harvest, plant Petersell around Aug 6 (8 weeks before first frost).

Kaaslasistutamine

✅ Tomatid✅ Spargel✅ Mais✅ Paprikad✅ Herned

❌ Salat❌ Münt

Petersell 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

Plan Your Garden Petersell

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

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