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⚪ Growing Turnip in Zone 4a
Zone 4a has cold winters and a moderate growing season. Timing is key for Turnip 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 Turnip in Zone 4a
Sow Seeds Outdoors: Apr 14
Direct sow Turnip seeds outdoors around Apr 14. Soil temperature should be at least 40°F. Space at 9/sqft (4" apart).
Harvest: May 29
First harvest approximately May 29 (~45 days from planting). Continue harvesting until first frost (Oct 1).
Fall Planting: Aug 6
For a fall harvest, plant Turnip around Aug 6 (8 weeks before first frost).
Companion Planting
Turnip 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 Turnip in Zone 4a?
Direct sow Turnip outdoors around Apr 14. Harvest around May 29.
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 Turnip in Zone 4a?
Yes. Turnip needs 45 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 Turnip in Zone 4a?
The best time to plant Turnip in Zone 4a is around Apr 14, when soil temperatures are suitable and frost risk has passed.
What companion plants grow well with Turnip?
Good companion plants for Turnip include Peas, Vetch. Avoid planting Turnip near Knapweed, Mustard Greens.
How long does Turnip take to harvest?
Turnip takes approximately 45 days from planting to harvest. In Zone 4a, expect your first harvest around May 29.
Plan Your Turnip Garden
Track Turnip from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
Start Free Turnip Growing Guide