🌱 Spring 2026

Gardening in Winnipeg,
Manitoba

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Gardening in Manitoba

Manitoba's flat prairies and Zone 3 conditions demand cold-hardy, wind-resistant plants. Winnipeg's 16+ hour summer days drive remarkable plant growth in rich black prairie soil.

March 2026 Planting Guide

Zone 3
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F
M
A
M
J
J
A
S
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Growing Shoulder This month
TaskMarch – Zone 3
Start IndoorsTomatoes, peppers (6-8 wks pre-frost)
Direct SowSpinach, radish in cold frame (Zone 6+)
Key TasksPrune dormant fruit trees

Frost Dates – Winnipeg

🌸
Last Spring Frost
Mid May
🍂
First Fall Frost
Late September

Frost-free period: ~100 days. Always verify with Environment Canada forecasts — dates can vary ±2 weeks based on elevation and microclimate.

🌿 Manitoba Guides

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Manitoba
Prairie Gardening in Manitoba
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Manitoba
Short-Season Vegetables for Manitoba
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