ZonePlant
Chester Thornless blackberry

berry variety in zone 6b

Chester Thornless blackberry in zone 6b

Chester Thornless · Rubus subgenus Rubus

Zone
6b -5°F to 0°F
Growing season
190 days
Chill needed
200 to 800 below 45°F
Days to harvest
60 to 90

The verdict

Detailed guidance for this section is being prepared. Check back soon.

About Chester Thornless

Sweet-tart, firm, glossy berries with full flavor; fresh and processing. Trailing thornless habit, very productive, cold-hardy for blackberries.

Critical timing for zone 6b

Detailed guidance for this section is being prepared. Check back soon.

Common challenges in zone 6b

  • Cedar-apple rust
  • Fire blight
  • Stink bugs

Modified care for zone 6b

Detailed guidance for this section is being prepared. Check back soon.

Chester Thornless in adjacent zones

Other blackberry varieties for zone 6b

Frequently asked questions

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Will Chester Thornless blackberry grow in zone 6b?

Yes. Chester Thornless is recommended for USDA zones 5a through 7b, which includes zone 6b.

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Are there enough chill hours in zone 6b?

Blackberry needs 200 to 800 chill hours. Zone 6b typically meets this range; check local microclimate against historical chill totals to confirm.

Image: "Ripe, ripening, and green blackberries", by Ragesoss, via Wikimedia Commons, licensed under CC-BY-SA 3.0 Source.

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