berry variety
Chester Thornless
Blackberry · Rubus subgenus Rubus
USDA hardiness range
- Zones
- 5a–7b
- Chill hours
- 200 to 800 below 45°F
- Days to harvest
- 60 to 90
- Sun
- Full
- Water
- Moderate
- Lifespan
- 10 to 15 years
At a glance
Sweet-tart, firm, glossy berries with full flavor; fresh and processing. Trailing thornless habit, very productive, cold-hardy for blackberries.
Growing Chester Thornless
Detailed guidance for this section is being prepared. Check back soon.
Flavor, texture, and use
Detailed guidance for this section is being prepared. Check back soon.
Growing notes
Detailed guidance for this section is being prepared. Check back soon.
Chester Thornless by zone
Zone-specific suitability, frost timing, and adjacent-zone notes.
Other blackberry varieties
5 sibling cultivars profiled on ZonePlant.
- Marionberry
Rich, complex, sweet-tart; the iconic Pacific Northwest blackberry, prized for pies and jam. Trailing habit, t…
- Navaho
Sweet, firm, small-medium berries with high sugar; fresh eating premium and shipping quality. Erect thornless,…
- Ouachita
Sweet, firm, large berries with classic flavor; fresh eating and shipping. Erect thornless, productive, diseas…
- Prime-Ark Freedom
Sweet, large, very high quality berries; fresh eating premium. Primocane-fruiting (bears on first-year canes),…
- Triple Crown
Sweet, large, glossy black berries with rich balanced flavor; fresh, baking, jam. Semi-erect thornless, very p…
Frequently asked questions
- What zones does the Chester Thornless blackberry grow in?
Chester Thornless grows in USDA zones 5a through 7b.
- How does Chester Thornless compare to other blackberry varieties?
Chester Thornless is one of 6 blackberry varieties profiled on ZonePlant. See the full blackberry variety table for side-by-side comparison.
+−
+−
Image: "Ripe, ripening, and green blackberries", by Ragesoss, via Wikimedia Commons, licensed under CC-BY-SA 3.0 Source.
Related