When should I plant Sla, Jericho in Zone 4b?

Start Sla, Jericho seeds indoors around Mar 20. Transplant outdoors after Apr 10. Expect first harvest around May 15.

What is the last frost date for Zone 4b?

The average last spring frost date for Zone 4b is May 1. The first fall frost averages Oct 5, giving a 157-day growing season.

Can I grow Sla, Jericho in Zone 4b?

Yes. Sla, Jericho needs 60 days to harvest. Zone 4b has a 157-day growing season, which is sufficient. You can plant up to 6 successions.

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🥬 Kweken van Sla, Jericho in Zone 4b

Zone 4b has cold winters and a moderate growing season. Timing is key for Sla, Jericho in this zone. Laatste vorst: May 1. Eerste vorst: Oct 5.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 20Oct 5

Season: May 1 – Oct 5 (157 dagen) · Succession: plant every 2 weeks (up to 6x)

Zone4b

Laatste vorstMay 1

Eerste vorstOct 5

Seizoen157 dagen

Oogst60 dagen

ZonHalfschaduw

When to Plant Sla, Jericho in Zone 4b

Start Seeds Indoors: Mar 20

Start Sla, Jericho seeds indoors around Mar 20 (6 weken voor de laatste vorst). Optimal germination temperature: 65F. Germinates in 4-10 days.

Transplant Outdoors: Apr 10

Transplant Sla, Jericho seedlings outdoors after Apr 10. Wait until soil temperature reaches 40F. Space plants at 4/m² (15cm afstand). Harden off plants for a week before moving outside.

Harvest: May 15

First harvest approximately May 15 (~35 dagen from transplant). Continue harvesting until first frost (Oct 5).

Fall Planting: Aug 10

For a fall harvest, plant Sla, Jericho around Aug 10 (8 weeks before first frost).

Begeleidende Beplanting

✅ Aardbeien✅ Wortels✅ Rode Bieten✅ Komkommers✅ Radijzen

Sla, Jericho in Andere 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 Je Tuin voor Sla, Jericho

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

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