When to Plant Cabbage in Prince Edward Island
Published: April 24, 2026 · Updated: April 27, 2026
Extremely cold-hardy brassica — survives temperatures as low as -7°C (20°F). Start indoors 6–8 weeks before last frost, transplant 2–4 weeks before last frost, and also plant for fall harvest.
Cabbage grow well in this province with appropriate variety selection and standard Canadian planting timing.
Cabbage Planting Window for Prince Edward Island
Start seeds indoors: March 13–20 (varies by city — earliest in southern Ontario, latest on the Prairies)
Transplant outdoors: April 10–20 (after last frost in your city)
Minimum soil temperature: 7°C (45°F)
Days to harvest: 60–100 days
Sun requirement: Full sun (6+ hours)
Fall crop planting: July 28–August 7
⚠ Start cabbage indoors 6–8 weeks before last frost. Transplant 2–4 weeks before last frost. Very frost tolerant — withstands temperatures as low as 20°F. Also plant in late summer for fall harvest.
Prince Edward Island Cities — Cabbage Planting Dates
City-specific frost dates and cabbage planting windows for Prince Edward Island.
Growing Cabbage in Prince Edward Island
- Space plants 18 inches apart — crowding reduces head size and promotes fungal disease.
- Side-dress with nitrogen 3–4 weeks after transplanting to support rapid leaf formation.
- Harvest when heads feel firm; leave the root ball in the ground and small secondary heads may form.
- Fall cabbage sweetens after light frost — one of the best-tasting garden crops when harvested in October.
Companion Planting for Cabbage
In Prince Edward Island gardens, pair cabbage with Onion, Dill, Celery, Beet. Avoid planting near Tomato, Strawberry, Pepper, which compete with or inhibit cabbage growth.
Common Pests and Problems
Cabbage in Prince Edward Island are commonly affected by Cabbage Worm, Cabbage Looper, Aphid, Flea Beetle. Floating row covers installed at planting block most adult pests from laying eggs, and a weekly scouting routine catches infestations before they damage the crop.
Frequently Asked Questions
When should I plant cabbage in Prince Edward Island?
In Prince Edward Island (Canadian Zone 6a), start seeds indoors around March 13 and transplant around April 10. Cabbage grow well in this province with appropriate variety selection and standard Canadian planting timing.
What is the best cabbage variety for Prince Edward Island?
Prince Edward Island gardeners should prioritise varieties bred for shorter seasons or Canadian climates. For cabbage in Canadian Zone 6a, look for cultivars labelled under 100 days to maturity. Local nurseries and provincial seed exchanges curate varieties that ripen within Canadian frost-free windows.
How does Prince Edward Island's climate affect cabbage?
Prince Edward Island spans Canadian Zone 6a with frost-free seasons ranging from roughly 172 to 172 days. Cabbage actually prefer the cooler spring and fall windows typical of Prince Edward Island, making them one of the most reliable crops in the province.
Can I grow cabbage in containers in Prince Edward Island?
Yes. Container growing on balconies and patios extends the viable growing area across every Canadian province. Dark-coloured containers warm up faster in spring and extend the season on both ends. Choose a 5-gallon or larger pot for cabbage and water daily during hot summer weather, since containers dry out quickly.
When is the first fall frost in Prince Edward Island?
First fall frost dates in Prince Edward Island range from October 20 in the coldest areas to October 20 in the warmest. For a fall cabbage crop, count back from your local first-frost date and plant around July 28–August 7.