Grossulariaceae

Hudson Bay currant

Ribes hudsonianum

Hudson Bay currant

Photo: Unknown authorUnknown author — Public domain · source

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Survives zone 2 through 6

Harvest calendar

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Best planted in early spring after your last frost, or in fall before the ground freezes, depending on your climate.

Black fruit that's notably bitter eaten raw — worth growing for jam and jelly rather than fresh eating.

Hardiness
Zone 2–6
Habit
Shrub
Edible part
Fruit
Ripens
June–Aug
Mature size
Deciduous shrub 0.5–2 m, spreading by suckers
Light
Partial to full sun (woodland/thicket)
Soil pH
6.0–7.0
Environment
Boreal
Native range
Alaska south through British Columbia to Oregon/Idaho/Washington, and east across every Canadian province to Quebec and Minnesota.
Status
Wild
Years to fruit
1–2 yrs
Growth speed
Fast, and easily grown.
Spacing
150 cm (59 in) apart — about 2.3 m² (24 sq ft) per plant
Leaf shape
Kidney-shaped to round, 3-lobed (rarely 5), 2–12 cm, deeply heart-shaped base, dotted with yellow glands on the underside, coarsely toothed margins.
Root system
Shallow and fibrous, the bulk of it in the top 30–45 cm and spreading wider than the bush is tall. Two consequences worth planning for: it dries out quickly in a hot summer, so mulch and water rather than cultivate around it, and low branches that touch the ground will often layer themselves, which is the easiest way to get a new plant.
Fruit description
Small (to 1.3 cm) round berries studded with yellow glands, ripening green through purplish to black; bitter-tasting, on a plant with an overall strong, unpleasant scent.
Propagation
Hardwood cuttings are close to foolproof: take pencil-thick shoots about 20–25 cm long in late autumn, push two-thirds into free-draining ground outdoors and leave them a year. Layering a low branch works too. Seed needs several months of cold stratification and is only worth it for breeding.
Pollination
Hermaphrodite flowers, insect-pollinated. No self-compatibility study for this species specifically: cultivated currants and gooseberries are largely self-fruitful, but controlled work on wild western Ribes found several species outright self-sterile, so a single plant is not a safe assumption. Plant two.

The edible parts listed above are a starting point, not a field guide. Identify a plant with certainty — ideally against a local authority — before eating any part of it, and read the full disclaimer. Spotted something wrong? Report it.

Growing guide

Companion planting. A confirmed blister rust host, though how severe a vector it is hasn't been quantified in the sources checked — site away from white pines as a precaution even without a specific risk rating.

Grow journal

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About the data

Zone figures are typical published ranges — microclimate, drainage and siting shift them by a zone in either direction. Store links are found by an automated search, refreshed every six weeks. Availability is seasonal; stock and prices are not tracked.

Venlo — a reference for cold-hardy edible plants