Photos are representative and may not match your specific variety.

Chester Thornless Blackberry

Berry

Rubus fruticosus 'Chester'

Overview
The premier thornless blackberry variety, offering large, sweet berries without the painful thorns that make harvesting difficult. Chester produces heavy crops of firm, flavorful berries in late summer that are perfect for fresh eating and hold their shape beautifully in pies and jams. This semi-erect variety combines exceptional productivity with excellent disease resistance and cold hardiness.
Planting
Plant dormant canes in early spring. Provide trellis support for semi-erect growth. Prune out old canes after fruiting and thin new canes to 4-6 per plant.
Growing
Sun: full. Soil pH: 5.5–7. Space plants 36" apart. Germination: 21-35 (from seed, though typically grown from canes).
Pests & diseases
Common pests: Japanese beetle, aphids, spider mites, spotted wing drosophila. Common diseases: Anthracnose, gray mold, powdery mildew, cane blight.