Skip to content
EveryOrchard
Menu

Variety fit — Ontario

Can I grow French Improved Prune plum in Ontario?

The verdict

Yes

  • Your zone 6b and typical 1677 chill hours both suit this variety.

Based on Ontario’s main growing area (L2R): zone 6b, ~1,677 chill hours. Your exact site may differ — check your ZIP.

The numbers

French Improved Prune requirements vs. Ontario climate
French Improved Prune chill requirement800 chill hours
Ontario average chill (L2R)1,677 hours (1,342–1,953 across 10 winters)
Ontario zone (L2R)USDA zone 6b
French Improved Prune plumSpecies illustration — no historical watercolor exists for this cultivar

Keep checking

Or the same verdict for another region:

Planting a French Improved Prune in Ontario? Get its care calendar for your exact ZIP code, with email reminders.

Save this tree in My Orchard

Questions

Can I grow French Improved Prune plum in Ontario?
Yes — Your zone 6b and typical 1677 chill hours both suit this variety.

Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] Natural Resources Canada. Plant Hardiness Zones of Canada — accessed July 2026
  3. [3] Dave Wilson Nursery. French Improved Prune — DWN Variety Finder — accessed July 2026