shrub

Black Raspberry

Rubus occidentalis

Updated 18 Jul 2026 · AI-parsed entry

Black Raspberry (Rubus occidentalis) — a shrub, for Full sun, Medium water.

What it needs & gives back

↓ Needs

Sunlightfull sun to partial shade
Watermoderate to high

↑ Gives back

Fruitedible berries
Biomassmoderate
Habitatshelter for wildlife

Through the year

Emergence

Emergence of new shoots typically occurs after the last spring frost and when soil temperatures consistently reach 100C.

Flowering

Flowering begins approximately 30 days after emergence and lasts for about a month.

Fruiting

Fruiting starts about 30 days after flowering and continues for 4-6 weeks.

Harvest

Harvest occurs during the fruiting period, typically from early to mid-summer.

Senescence

Canes begin to senesce with the first autumn frosts and shortening day lengths.

Dormancy

Plants enter dormancy after senescence, triggered by cold temperatures and short days, lasting through winter.

Timing is relative to your local season (temperate Northern Hemisphere).

Soil interactions

Drainagewell-drained
Nitrogen fixingNo
MycorrhizalYes
Accumulatespotassium, calcium
Soil textureloam, sandy_loam
Organic matterMedium
Compaction toleranceLow

Propagation

Methodsseeds, cuttings, tip_layering
Difficulty2 / 5
Establishes in~1 yr
Stratificationcold_moist
Self-seedingModerate
Divisionspring

Wildlife & pests

Attractsbees, butterflies, birds, mammals
Can host pestsraspberry cane borer, Japanese beetle, spotted wing drosophila
Can host diseasesanthracnose, Botrytis fruit rot, raspberry leaf spot