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🌿 Growing Cilantro in Zone 1a
Zone 1a has harsh winters and a short growing season. Start Cilantro early indoors to maximize your harvest window. Last frost: May 25. First frost: Aug 28.
Planting Calendar
Season: May 25 – Aug 28 (95 days) · Succession: plant every 2 weeks (up to 4x)
When to Plant Cilantro in Zone 1a
Sow Seeds Outdoors: May 11
Direct sow Cilantro seeds outdoors around May 11. Soil temperature should be at least 50°F. Space at 4/sqft (6" apart).
Harvest: Jun 10
First harvest approximately Jun 10 (~30 days from planting). Continue harvesting until first frost (Aug 28).
Fall Planting: Jul 17
For a fall harvest, plant Cilantro around Jul 17 (6 weeks before first frost).
Companion Planting
Cilantro 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 Cilantro in Zone 1a?
Direct sow Cilantro outdoors around May 11. Harvest around Jun 10.
What is the last frost date for Zone 1a?
The average last spring frost date for Zone 1a is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.
Can I grow Cilantro in Zone 1a?
Yes. Cilantro needs 30 days to harvest. Zone 1a has a 95-day growing season, which is sufficient. You can plant up to 4 successions.
What is the best month to plant Cilantro in Zone 1a?
The best time to plant Cilantro in Zone 1a is around May 11, when soil temperatures are suitable and frost risk has passed.
What companion plants grow well with Cilantro?
Good companion plants for Cilantro include Tomatoes, Peppers, Beans, Peas, Spinach. Avoid planting Cilantro near Fennel, Dill.
How long does Cilantro take to harvest?
Cilantro takes approximately 30 days from planting to harvest. In Zone 1a, expect your first harvest around Jun 10.
Plan Your Cilantro Garden
Track Cilantro from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
Start Free Cilantro Growing Guide