Growing Glass Gem Corn in Zone 3a
Zone 3a has harsh winters and a short growing season. Start Glass Gem Corn early indoors to maximize your harvest window. Last frost: May 22. First frost: Sep 12.
Planting Calendar
Season: May 22 – Sep 12 (113 days)
When to Plant Glass Gem Corn in Zone 3a
Sow Seeds Outdoors: May 29
Direct sow Glass Gem Corn seeds outdoors around May 29. Soil temperature should be at least 60°F. Space at 12/sqft.
Harvest: Sep 6
First harvest approximately Sep 6 (~100 days from planting). Continue harvesting until first frost (Sep 12).
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 3a?
Direct sow Glass Gem Corn outdoors around May 29. Harvest around Sep 6.
What is the last frost date for Zone 3a?
The average last spring frost date for Zone 3a is May 22. The first fall frost averages Sep 12, giving a 113-day growing season.
Can I grow Glass Gem Corn in Zone 3a?
Yes. Glass Gem Corn needs 100 days to harvest. Zone 3a has a 113-day growing season, which is sufficient.
What is the best month to plant Glass Gem Corn in Zone 3a?
The best time to plant Glass Gem Corn in Zone 3a is around May 29, 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 3a, expect your first harvest around Sep 6.
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