Perennial fruit
Blackberry plant profile
Rubus species
A perennial fruit for full sun.
Last updated .
When to plant
When to plant Blackberry
Illinois Extension says to plant blackberries in early spring as soon as the ground can be worked, using dormant one-year-old plants.
The calendar shows this cited seasonal window as an approximate band. It does not convert the season into frost-adjusted dates.
Open Blackberry in my garden calendarShows the source-backed planting season, not frost-adjusted dates.
Growing conditions
- Sun
- Full sun
- Soil pH
- 5.5 to 7
- Lifecycle
- Perennial
- Spacing
- 48 to 72 in apart
Common problems
Watch for these
Also watch for: cane blight, crown gall, orange rust.
Evidence trail
Evidence behind this profile
Original extension and institutional publications behind the planting, care, and safety facts on this page.
- Blackberry (Rubus species) - Hort Answers
University of Illinois Extension. Supports general reference. Checked 2026-06-13.