Growing Shepherd's Purse in Zone 1b
Zone 1b has harsh winters and a short growing season. Start Shepherd's Purse 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 Shepherd's Purse in Zone 1b
Sow Seeds Outdoors: Apr 13
Direct sow Shepherd's Purse seeds outdoors around Apr 13. Soil temperature should be at least 35°F. Space at 16/sqft (3" apart).
Harvest: May 28
First harvest approximately May 28 (~45 days from planting). Continue harvesting until first frost (Aug 28). Shepherd's Purse can overwinter in mild climates for continued harvest.
Fall Planting: Jul 3
For a fall harvest, plant Shepherd's Purse around Jul 3 (8 weeks before first frost).
Shepherd's Purse 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 Shepherd's Purse in Zone 1b?
Direct sow Shepherd's Purse outdoors around Apr 13. Harvest around May 28.
What is the last frost date for Zone 1b?
The average last spring frost date for Zone 1b is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.
Can I grow Shepherd's Purse in Zone 1b?
Yes. Shepherd's Purse needs 45 days to harvest. Zone 1b has a 95-day growing season, which is sufficient.
What is the best month to plant Shepherd's Purse in Zone 1b?
The best time to plant Shepherd's Purse in Zone 1b is around Apr 13, when soil temperatures are suitable and frost risk has passed.
How long does Shepherd's Purse take to harvest?
Shepherd's Purse takes approximately 45 days from planting to harvest. In Zone 1b, expect your first harvest around May 28.
Plan Your Shepherd's Purse Garden
Track Shepherd's Purse from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
Start Free Shepherd's Purse Growing Guide