Growing Glass Gem Corn in Zone 3b
Zone 3b has harsh winters and a short growing season. Start Glass Gem Corn early indoors to maximize your harvest window. Last frost: May 15. First frost: Sep 22.
Planting Calendar
Season: May 15 – Sep 22 (130 days) · Succession: plant every 2 weeks (up to 2x)
When to Plant Glass Gem Corn in Zone 3b
Sow Seeds Outdoors: May 22
Direct sow Glass Gem Corn seeds outdoors around May 22. Soil temperature should be at least 60°F. Space at 12/sqft.
Harvest: Aug 30
First harvest approximately Aug 30 (~100 days from planting). Continue harvesting until first frost (Sep 22).
Glass Gem Corn 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 13bFrequently Asked Questions
When should I plant Glass Gem Corn in Zone 3b?
Direct sow Glass Gem Corn outdoors around May 22. Harvest around Aug 30.
What is the last frost date for Zone 3b?
The average last spring frost date for Zone 3b is May 15. The first fall frost averages Sep 22, giving a 130-day growing season.
Can I grow Glass Gem Corn in Zone 3b?
Yes. Glass Gem Corn needs 100 days to harvest. Zone 3b has a 130-day growing season, which is sufficient. You can plant up to 2 successions.
What is the best month to plant Glass Gem Corn in Zone 3b?
The best time to plant Glass Gem Corn in Zone 3b is around May 22, when soil temperatures are suitable and frost risk has passed.
How long does Glass Gem Corn take to harvest?
Glass Gem Corn takes approximately 100 days from planting to harvest. In Zone 3b, expect your first harvest around Aug 30.
Plan Your Glass Gem Corn Garden
Track Glass Gem Corn from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
Start Free Glass Gem Corn Growing Guide