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Pear variety

Yoinashi

The short answer

Yoinashi requires 300–400 chill hours[1] and grows in USDA zones 5–10[2]. It needs a pollination partner[1].

Growing facts

Yoinashi growing facts
Chill requirement300–400 chill hours[1] (nursery figure)
HardinessUSDA zones 5–10[2] (nursery figure)
PollinationNeeds a pollination partner, bloom group 1[1]
Harvest windowAugust[1]
Years to bearing4–6 years (typical for pears)[3]
Yoinashi pearSpecies illustration — no historical watercolor exists for this cultivar

Pollination partners

Yoinashi blooms in group 1. The closest bloom-time matches make the most reliable partners:

Show 2 more compatible varieties

Notes

  • Pollenizer required; ripens late August, after 20th Century.[1]
  • An early-blooming Asian pear in the nursery pollination chart.[4]

A year with your Yoinashi

When the work happens for a pear in USDA zone 8, anchored to typical frost dates.

Months for pruning, thinning, spray-timing windows, and harvest for Pear in zone 8
TaskJFMAMJJASOND
Prune——————————
Thin———————————
Spray timing———————
Harvest—————————
Care——————————

See the full month-by-month pear calendar for zone 8 →

Can I grow Yoinashi where I live?

Check the verdict for a few regions, or your exact ZIP:

Growing a Yoinashi? Get its care calendar for your exact ZIP code, starting with this month’s tasks for one tree, free.

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Questions

How many chill hours does Yoinashi need?
Yoinashi needs 300–400 chill hours.
What hardiness zones suit Yoinashi?
Yoinashi grows in USDA zones 5–10.
Is Yoinashi self-pollinating?
No — Yoinashi needs a compatible pollination partner nearby.

Sources

  1. [1] Dave Wilson Nursery. Asian pears — DWN Variety Finder product list — accessed July 2026
  2. [2] Dave Wilson Nursery. Yoinashi — variety specifications — accessed October 2026
  3. [3] Iowa State University Extension and Outreach. How soon will a newly planted fruit tree begin to bear fruit? (Yard and Garden FAQ) — accessed July 2026
  4. [4] Burnt Ridge Nursery. Asian pear pollination chart — accessed July 2026