Apple maggot in Manitoba: When It Shows Up and What Stops It
Apple maggot flies in Manitoba typically start emerging from the soil in early-to-mid July and stay active into September, a window shaped by the…
Gardening in Manitoba
Everything we have worked out for Manitoba: what to plant and when, which varieties finish in time, the pests that actually turn up here, and the jobs that pay off month by month. We also cover the rest of the property, from lawns and soil to home care and energy, because a garden rarely stops at the vegetable bed.
The numbers first, because everything else follows from them. Measured at the weather station in Winnipeg, the last spring freeze falls around May 23 and the first fall freeze falls around September 22, 1,832 growing degree days in the year.
That is enough for early varieties, tight for anything late. Garlic does well: 30.4 weeks below 40 °F, comfortably past the six it needs to form a proper head.
Elsewhere on the property in Manitoba: the pests that turn up here.
Figures from Environment and Climate Change Canada. A state is not one climate: elevation, a large lake or the coast can move these dates by two weeks either way, so check your own county with the extension service before you spend money.
Yellowheaded spruce sawfly in Manitoba: When It Shows Up and What Stops It
Yellowheaded spruce sawfly larvae start feeding on new spruce growth in Manitoba around late May to early June, once daytime temperatures settle into the…
Boxelder bug in Manitoba: When It Shows Up and What Stops It
Boxelder bugs show up twice a year in Manitoba: a brief nuisance swarm in spring as they leave winter hiding spots, then a much bigger push in September…
Swede midge in Manitoba: When It Shows Up and What Stops It
Swede midge shows up in Manitoba as soon as soil temperatures climb into the high 50s Fahrenheit in spring, typically from mid-May through June, with new…
The Manitoba Lawn Care Calendar, Month by Month
A month-by-month lawn care calendar for Manitoba, built around cool-season grass species and Winnipeg’s average first fall frost date from Environment and Climate Change Canada.
Manitoba Lawn Care: What to Plant and When to Feed It
A plain guide to which cool-season grasses survive Manitoba winters, when to seed them, and how to time fall nitrogen feeding.
Garlic Varieties That Suit Manitoba Winters
Manitoba’s early-September garlic planting window, the winter cold hours behind it, and which catalog hardneck and softneck varieties actually suit that season.
When to Plant Garlic in Manitoba: Counting Back From the First Frost
Manitoba’s garlic planting window falls in early September, calculated from Winnipeg’s average first frost date and the cold needed to split cloves before spring.
Growing Garlic in Manitoba: Planting Dates, Varieties and Winter Cold
Manitoba growers plant garlic in September using Winnipeg’s frost-normal data, choose cold-hardy hardneck varieties, and mulch heavily through winter.
Growing Tomatoes in Manitoba: Planting Dates, Varieties and Ripening Before Frost
Manitoba’s short growing season means precise timing for planting and picking tomatoes before the first fall frost arrives, using Winnipeg’s climate normals as a guide.