When should I plant Raap in Zone 1a?

Direct sow Raap outdoors around May 4. Expect first harvest around Jun 18.

What is the last frost date for Zone 1a?

The average last spring frost date for Zone 1a is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.

Can I grow Raap in Zone 1a?

Yes. Raap needs 45 days to harvest. Zone 1a has a 95-day growing season, which is sufficient. You can plant up to 2 successions.

⚪

⚪ Kweken van Raap in Zone 1a

Zone 1a has harsh winters and a short growing season. Start Raap early indoors to maximize your harvest window. Laatste vorst: May 25. Eerste vorst: Aug 28.

Planting Calendar

Outdoor

Harvest

May 4Aug 28

Season: May 25 – Aug 28 (95 dagen) · Succession: plant every 3 weeks (up to 2x)

Zone1a

Laatste vorstMay 25

Eerste vorstAug 28

Seizoen95 dagen

Oogst45 dagen

ZonVolle Zon

When to Plant Raap in Zone 1a

Sow Seeds Outdoors: May 4

Direct sow Raap seeds outdoors around May 4. Wait until soil temperature reaches 40F. Space plants at 9/m² (10cm afstand).

Harvest: Jun 18

First harvest approximately Jun 18 (~45 dagen from planting). Continue harvesting until first frost (Aug 28).

Fall Planting: Jul 3

For a fall harvest, plant Raap around Jul 3 (8 weeks before first frost).

Begeleidende Beplanting

✅ Erwten✅ Wikke

❌ Centaurie❌ Mosterdblad

Raap 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 Raap

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

Start Free Raap Growing Guide