Growing Persian Cucumber in Zone 4a
Zone 4a has cold winters and a moderate growing season. Timing is key for Persian Cucumber in this zone. Last frost: May 5. First frost: Oct 1.
Planting Calendar
Season: May 5 – Oct 1 (149 days) · Succession: plant every 3 weeks (up to 4x)
When to Plant Persian Cucumber in Zone 4a
Start Seeds Indoors: Apr 7
Start Persian Cucumber seeds indoors around Apr 7 (4 weeks before last frost). Optimal germination temperature: 85°F. Germinates in 3–10 days.
Transplant Outdoors: May 19
Transplant Persian Cucumber seedlings outdoors after May 19. Wait until soil temperature reaches 65°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.
Harvest: Jul 8
First harvest approximately Jul 8 (~50 days from transplant). Continue harvesting until first frost (Oct 1).
Fall Planting: Jul 23
For a fall harvest, plant Persian Cucumber around Jul 23 (10 weeks before first frost).
Persian Cucumber 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 Persian Cucumber in Zone 4a?
Start Persian Cucumber seeds indoors around Apr 7. Transplant outdoors after May 19. Expect first harvest around Jul 8.
What is the last frost date for Zone 4a?
The average last spring frost date for Zone 4a is May 5. The first fall frost averages Oct 1, giving a 149-day growing season.
Can I grow Persian Cucumber in Zone 4a?
Yes. Persian Cucumber needs 55 days to harvest. Zone 4a has a 149-day growing season, which is sufficient. You can plant up to 4 successions.
What is the best month to plant Persian Cucumber in Zone 4a?
The best time to start Persian Cucumber in Zone 4a is Apr. Begin seeds indoors around Apr 7, then transplant outdoors after the last frost date of May 5.
How long does Persian Cucumber take to harvest?
Persian Cucumber takes approximately 55 days from planting to harvest. In Zone 4a, expect your first harvest around Jul 8.
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