When should I plant Curled Mallow in Zone 2b?

Direct sow Curled Mallow outdoors around May 25. Harvest around Jul 19.

What is the last frost date for Zone 2b?

The average last spring frost date for Zone 2b is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.

Can I grow Curled Mallow in Zone 2b?

Yes. Curled Mallow needs 55 days to harvest. Zone 2b has a 95-day growing season, which is sufficient. You can plant up to 1 successions.

Growing Curled Mallow in Zone 2b

Zone 2b has harsh winters and a short growing season. Start Curled Mallow early indoors to maximize your harvest window. Last frost: May 25. First frost: Aug 28.

Planting Calendar

Outdoor

Harvest

May 25Aug 28

Season: May 25 – Aug 28 (95 days) · Succession: plant every 3 weeks (up to 1x)

Zone2b

Last FrostMay 25

First FrostAug 28

Season Length95 days

Days to Harvest55

SunFull Sun

Frost ToleranceLight

Spacing4/sqft (6" apart)

When to Plant Curled Mallow in Zone 2b

Sow Seeds Outdoors: May 25

Direct sow Curled Mallow seeds outdoors around May 25. Soil temperature should be at least 50°F. Space at 4/sqft (6" apart).

Harvest: Jul 19

First harvest approximately Jul 19 (~55 days from planting). Continue harvesting until first frost (Aug 28).

Companion Planting

✅ Corn

Curled Mallow 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 Curled Mallow Garden

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

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