fruit tree variety in zone 7a
Shiro japanese plum in zone 7a
Shiro · Prunus salicina
- Zone
- 7a 0°F to 5°F
- Growing season
- 210 days
- Chill needed
- 500 to 900 below 45°F
- Days to harvest
- 120 to 150
The verdict
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About Shiro
Sweet, mild, juicy, yellow skin and flesh; fresh eating and good for cooking. Heavy producer, often the first plum to ripen.
Critical timing for zone 7a
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Common challenges in zone 7a
- ▸ Cedar-apple rust
- ▸ Brown rot
- ▸ Fire blight
- ▸ High humidity disease pressure
Modified care for zone 7a
Detailed guidance for this section is being prepared. Check back soon.
Shiro in adjacent zones
Other japanese plum varieties for zone 7a
Frequently asked questions
- Will Shiro japanese plum grow in zone 7a?
Yes. Shiro is recommended for USDA zones 5b through 7b, which includes zone 7a.
- Are there enough chill hours in zone 7a?
Japanese Plum needs 500 to 900 chill hours. Zone 7a typically meets this range; check local microclimate against historical chill totals to confirm.
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Image: "Starr 080405-3957 Prunus salicina", by Forest & Kim Starr, via Wikimedia Commons, licensed under CC-BY Source.
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