Soybean illustration

Growing Soybean in Zone 6b

Zone 6b has mild winters and a long growing season — good conditions for Soybean. Last frost: Apr 15. First frost: Oct 22.

Planting Calendar

Outdoor
Harvest
Apr 22Oct 22

Season: Apr 15 – Oct 22 (190 days)

Zone6b
Last FrostApr 15
First FrostOct 22
Season Length190 days
Days to Harvest110
SunFull Sun
Frost ToleranceNone
Spacing4/sqft (6" apart)

When to Plant Soybean in Zone 6b

Sow Seeds Outdoors: Apr 22

Direct sow Soybean seeds outdoors around Apr 22. Soil temperature should be at least 60°F. Space at 4/sqft (6" apart).

Harvest: Aug 10

First harvest approximately Aug 10 (~110 days from planting). Continue harvesting until first frost (Oct 22).

Companion Planting

❌ Onion❌ Garlic

Frequently Asked Questions

When should I plant Soybean in Zone 6b?

Direct sow Soybean outdoors around Apr 22. Harvest around Aug 10.

What is the last frost date for Zone 6b?

The average last spring frost date for Zone 6b is Apr 15. The first fall frost averages Oct 22, giving a 190-day growing season.

Can I grow Soybean in Zone 6b?

Yes. Soybean needs 110 days to harvest. Zone 6b has a 190-day growing season, which is sufficient.

What is the best month to plant Soybean in Zone 6b?

The best time to plant Soybean in Zone 6b is around Apr 22, when soil temperatures are suitable and frost risk has passed.

What companion plants grow well with Soybean?

Good companion plants for Soybean include Corn, Squash, Sesame. Avoid planting Soybean near Onion, Garlic.

How long does Soybean take to harvest?

Soybean takes approximately 110 days from planting to harvest. In Zone 6b, expect your first harvest around Aug 10.

Plan Your Soybean Garden

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

Start Free Soybean Growing Guide