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Variety fit — Delaware

Can I grow Patten pear in Delaware?

The verdict

Not recommended

  • Your zone 7b is warmer than this variety's range (zones 4–4); it may not receive reliable winter chilling.

Based on Delaware’s main growing area (19901): zone 7b, ~1,573 chill hours. Your exact site may differ — check your ZIP.

The numbers

Patten requirements vs. Delaware climate
Patten hardinessUSDA zone 4
Delaware average chill (19901)1,573 hours (1,181–1,808 across 10 winters)
Delaware zone (19901)USDA zone 7b
USDA pomological watercolor of Patten pear
Pyrus communis: PattenUSDA pomological watercolor, Royal Charles Steadman, 1923 · USDA Pomological Watercolor Collection

Better pear choices for Delaware

These meet Delaware’s chill hours and zone comfortably:

Keep checking

Or the same verdict for another region:

Questions

Can I grow Patten pear in Delaware?
Probably not — Your zone 7b is warmer than this variety's range (zones 4–4); it may not receive reliable winter chilling.

Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026
  3. [3] University of Minnesota Extension. Growing pears in the home garden — accessed July 2026