When should I plant 大蒜 in Zone 3b?

Direct sow 大蒜 outdoors around Apr 10. Harvest around Dec 6.

What is the last frost date for Zone 3b?

The average last spring frost date for Zone 3b is May 22. The first fall frost averages Sep 12, giving a 113-day growing season.

Can I grow 大蒜 in Zone 3b?

Zone 3b has a 113-day growing season, which may be too short for 大蒜 (240 days needed). Consider short-season varieties or season extension techniques.

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🧄 种植大蒜区域 3b

Zone 3b has harsh winters and a short growing season. Start 大蒜 early indoors to maximize your harvest window. Last frost: May 22. First frost: Sep 12.

Season Too Short

大蒜 needs 240 days to harvest, but Zone 3b has only a 113-day growing season. Consider short-season varieties or season extension techniques (cold frames, row covers).

Zone3b

Last FrostMay 22

First FrostSep 12

Season113 days

Harvest240 days

SunFull Sun

When to Plant 大蒜 in Zone 3b

Sow Seeds Outdoors: Apr 10

Direct sow 大蒜 seeds outdoors around Apr 10. Soil temperature should be at least 35°F. Space at 9/sqft (4" apart).

Harvest: Dec 6

First harvest approximately Dec 6 (~240 days from planting). Continue harvesting until first frost (Sep 12). 大蒜 can overwinter in mild climates for continued harvest.

Fall Planting: Aug 1

For a fall harvest, plant 大蒜 around Aug 1 (6 weeks before first frost).

Companion Planting

✅ Tomatoes✅ Roses✅ Fruit Trees✅ Strawberries✅ Beets✅ Peppers

❌ Beans❌ Peas❌ Sage

大蒜其他区域

2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

规划花园大蒜

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

Start Free 大蒜 Growing Guide

🧄 种植 大蒜 区域 3b