Growing Borage in Zone 2b
Zone 2b has harsh winters and a short growing season. Start Borage early indoors to maximize your harvest window. Last frost: May 25. First frost: Aug 28.
Planting Calendar
Season: May 25 – Aug 28 (95 days)
When to Plant Borage in Zone 2b
Start Seeds Indoors: Apr 27
Start Borage seeds indoors around Apr 27 (4 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 5–14 days.
Transplant Outdoors: May 25
Transplant Borage seedlings outdoors after May 25. Wait until soil temperature reaches 50°F. Space plants at 18/sqft. Harden off plants for a week before moving outside.
Harvest: Jul 19
First harvest approximately Jul 19 (~55 days from planting). Continue harvesting until first frost (Aug 28).
Companion Planting
Borage 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 Borage in Zone 2b?
Start Borage seeds indoors around Apr 27. Transplant outdoors after May 25. Expect first 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 Borage in Zone 2b?
Yes. Borage needs 55 days to harvest. Zone 2b has a 95-day growing season, which is sufficient.
What is the best month to plant Borage in Zone 2b?
The best time to start Borage in Zone 2b is Apr. Begin seeds indoors around Apr 27, then transplant outdoors after the last frost date of May 25.
What companion plants grow well with Borage?
Good companion plants for Borage include Strawberries, Tomatoes, Squash, Cucumbers.
How long does Borage take to harvest?
Borage takes approximately 55 days from planting to harvest. In Zone 2b, expect your first harvest around Jul 19.
Plan Your Borage Garden
Track Borage from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
Start Free Borage Growing Guide