What to Plant in September in Alberta
Your September planting guide for Alberta (USDA Zones 2–5, typically Zone 3). We've broken out activities by zone — jump to yours below.
Growing season varies across Zones 2–5 — 85–155 days. Pick the zone that matches your part of the state.
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57
Start Indoors
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0
Transplant Outdoors
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0
Direct Sow
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982
Harvest
Alberta · Zones 2–5
Zone 3 September guideZone 3 — September in Alberta★ Most of AB
841 varieties active · Last frost May 15 · 120-day season
🏠 Indoor 57🧺 Harvest 841
Zone 2 — September in Alberta
841 varieties active · Last frost June 1 · 85-day season
🏠 Indoor 57🧺 Harvest 841
Zone 4 — September in Alberta
913 varieties active · Last frost May 10 · 135-day season
🏠 Indoor 57🧺 Harvest 913
Zone 5 — September in Alberta
963 varieties active · Last frost April 30 · 155-day season
🏠 Indoor 57🧺 Harvest 963