When should I plant Kartul in Zone 1a?

Direct sow Kartul outdoors around May 11. Expect first harvest around Aug 9.

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 Kartul in Zone 1a?

Yes. Kartul needs 90 days to harvest. Zone 1a has a 95-day growing season, which is sufficient.

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🥔 Growing Kartul in Zone 1a

Zone 1a has harsh winters and a short growing season. Start Kartul early indoors to maximize your harvest window. Viimane öökülm: May 25. Esimene öökülm: Aug 28.

Planting Calendar

Outdoor

Harvest

May 11Aug 28

Season: May 25 – Aug 28 (95 päeva)

Tsoon1a

Viimane öökülmMay 25

Esimene öökülmAug 28

Hooaeg95 päeva

Saak90 päeva

PäikeTäispäike

When to Plant Kartul in Zone 1a

Sow Seeds Outdoors: May 11

Direct sow Kartul seeds outdoors around May 11. Wait until soil temperature reaches 45F. Space plants at 1/m² (30cm vahekaugus).

Harvest: Aug 9

First harvest approximately Aug 9 (~90 päeva from planting). Continue harvesting until first frost (Aug 28).

Kaaslasistutamine

✅ Kapsas✅ Saialilled✅ Baklažaan ✅ Mais✅ Oad

❌ Tomatid❌ Kõrvitsad❌ Kurgid❌ Kõrvits

Kartul 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 Kartul

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

Start Free Kartul Growing Guide