Newfoundland and Labrador Planting Calendar 2026
Newfoundland's maritime climate brings cool, foggy summers with 85-140 frost-free days. Root vegetables, cold-hardy greens, and peas are garden staples. Wind protection and raised beds that warm up faster are essential strategies for island gardeners.
Zones 1a-5b • Reference city: St. John's (last frost: May 26)
Frost Dates in Newfoundland and Labrador
Average last spring frost and first fall frost dates for Newfoundland and Labrador cities. Your planting calendar depends on these dates.
| City | Last Spring Frost | First Fall Frost | Frost-Free Days | Zone |
|---|---|---|---|---|
| St. John's | May 26 | Oct 12 | 139 | 5b |
Month-by-Month Planting Schedule
Planting dates based on St. John's's frost dates. Select your city above for more precise timing.
April
| Vegetable | Start Indoors | Plant Outdoors | Harvest By | Frost Tolerance |
|---|---|---|---|---|
| Peas | Direct sow | Apr 21 | Jun 20 | Hardy |
| Spinach | Direct sow | Apr 21 | May 31 | Hardy |
| Radishes | Direct sow | Apr 21 | May 16 | Hardy |
May
| Vegetable | Start Indoors | Plant Outdoors | Harvest By | Frost Tolerance |
|---|---|---|---|---|
| Lettuce | Apr 21 | May 5 | Jun 19 | Semi-Hardy |
| Carrots | Direct sow | May 9 | Jul 18 | Semi-Hardy |
| Kale | Apr 21 | May 5 | Jun 29 | Hardy |
| Broccoli | Apr 14 | May 12 | Jul 16 | Semi-Hardy |
| Onions | Mar 10 | May 5 | Aug 13 | Hardy |
| Potatoes | Direct sow | May 5 | Aug 3 | Semi-Hardy |
| Beets | Apr 25 | May 9 | Jul 3 | Semi-Hardy |
June
| Vegetable | Start Indoors | Plant Outdoors | Harvest By | Frost Tolerance |
|---|---|---|---|---|
| Tomatoes | Apr 7 | Jun 6 | Aug 20 | Very Tender |
| Peppers | Mar 24 | Jun 9 | Aug 18 | Very Tender |
| Beans | Direct sow | Jun 6 | Jul 31 | Tender |
| Cucumbers | May 2 | Jun 6 | Jul 31 | Very Tender |
| Zucchini | May 2 | Jun 6 | Jul 26 | Tender |
Complete Planting Dates for Newfoundland and Labrador
All 15 vegetables with indoor start, outdoor planting, and estimated harvest dates for Newfoundland and Labrador.
| Vegetable | Start Indoors | Plant Outdoors | Harvest By | Frost Tolerance |
|---|---|---|---|---|
| Tomatoes | Apr 7 | Jun 6 | Aug 20 | Very Tender |
| Peppers | Mar 24 | Jun 9 | Aug 18 | Very Tender |
| Lettuce | Apr 21 | May 5 | Jun 19 | Semi-Hardy |
| Peas | Direct sow | Apr 21 | Jun 20 | Hardy |
| Beans | Direct sow | Jun 6 | Jul 31 | Tender |
| Carrots | Direct sow | May 9 | Jul 18 | Semi-Hardy |
| Cucumbers | May 2 | Jun 6 | Jul 31 | Very Tender |
| Zucchini | May 2 | Jun 6 | Jul 26 | Tender |
| Kale | Apr 21 | May 5 | Jun 29 | Hardy |
| Broccoli | Apr 14 | May 12 | Jul 16 | Semi-Hardy |
| Spinach | Direct sow | Apr 21 | May 31 | Hardy |
| Radishes | Direct sow | Apr 21 | May 16 | Hardy |
| Onions | Mar 10 | May 5 | Aug 13 | Hardy |
| Potatoes | Direct sow | May 5 | Aug 3 | Semi-Hardy |
| Beets | Apr 25 | May 9 | Jul 3 | Semi-Hardy |
Newfoundland and Labrador Gardening Tips by Month
- ✓April: Start peppers, tomatoes, and onions indoors (long lead time needed).
- ✓May: Start brassicas indoors. Direct-sow peas and spinach late month when soil can be worked.
- ✓June: Transplant warm crops after last frost (late May to early June). Sow beans, carrots, and beets.
- ✓July: Peak growing — long days help. Succession-sow lettuce and radishes.
- ✓August: Begin harvests. Cool nights limit warm-crop productivity; use row cover.
- ✓September: Harvest remaining crops. Root vegetables can stay in ground until hard frost.
- ✓October: Pull remaining crops. The Codroy Valley (west coast) may garden longer.
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Frequently Asked Questions
When should I start planting in Newfoundland and Labrador?
Planting dates in Newfoundland and Labrador vary by location (zones 1a-5b). Check the frost dates table above for your nearest city, then use our calculator for exact dates.
What is the last frost date in Newfoundland and Labrador?
Last frost dates in Newfoundland and Labrador range from early April to late May depending on your city. See the frost dates table above for specific dates.
What vegetables grow best in Newfoundland and Labrador?
Hardy crops like peas, kale, spinach, and potatoes grow well across Newfoundland and Labrador. In zone 1a-5b, tomatoes, peppers, beans, and cucumbers also do well with proper timing. Use our free calculator for exact planting dates.
When should I start seeds indoors in Newfoundland and Labrador?
Start peppers and onions 9-11 weeks before your last frost date, tomatoes 7 weeks before, and brassicas 5-6 weeks before. In Newfoundland and Labrador with a last frost around May 26, that means starting peppers in March and tomatoes in April.
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