Native Wildflowers & Pollinators · Canada

Wildflowers that feed the pollinators near you.

Elm Harvest keeps plain field notes on native Canadian wildflower species and the bees and butterflies they support. Each entry records planting windows, hardiness zones, and the upkeep a small meadow planting actually needs through the season.

Monarch butterfly feeding on a purple coneflower
A monarch (Danaus plexippus) on purple coneflower. Photo: Wikimedia Commons, CC license.
Hardiness zones at a glance
RegionTypical zoneLast frost (approx.)
Southern Ontario5b–6bEarly–mid May
Prairie provinces2b–4aLate May
Coastal British Columbia7b–8bLate March–April
Atlantic Canada4b–6aMid–late May

Zones follow the general structure of the Canadian plant hardiness mapping. Confirm your local frost dates before sowing.

How these notes are built

Plain, checkable, regional.

Each species note keeps to what a grower can verify: bloom window, the pollinators commonly recorded on the plant, and seasonal upkeep. Where exact figures vary by site, the notes stay descriptive rather than quoting a single number.

External links point only to public-interest sources such as Environment and Climate Change Canada and the Pollinator Partnership.

Contact

Send a note or a correction.

If a planting window looks off for your region, or you have a species you would like covered, use the form below. Fields are checked in the browser only.