What to Plant in August in Manitoba
Your August planting guide for Manitoba (USDA Zones 2–4, typically Zone 3). We've broken out activities by zone — jump to yours below.
Growing season varies across Zones 2–4 — 85–135 days. Pick the zone that matches your part of the state.
🏠
57
Start Indoors
🌿
183
Transplant Outdoors
🌱
769
Direct Sow
🧺
878
Harvest
Zone 3 — August in Manitoba★ Most of MB
1337 varieties active · Last frost May 15 · 120-day season
Zone 2 — August in Manitoba
1196 varieties active · Last frost June 1 · 85-day season
Acorn Squash (Table Queen)
Squash & Cucumbers · 85-100d
Aji Dulce 'Venezuelan Sweet'
Peppers · 85-95d
Alderman
Peas · 70-80d
Alfalfa Microgreens
Microgreens · 6-10d
Ali Baba Watermelon
Melons · 100-110d
All Seasons White Daikon
Root Vegetables · 60-70d
Alpine
Root Vegetables · 55d
Amara
Lettuce & Salad Greens · 21d
Zone 4 — August in Manitoba
729 varieties active · Last frost May 10 · 135-day season
