Grossulariaceae

American blackcurrant

Ribes americanum

American blackcurrant

Photo: erutuon — CC BY-SA 2.0 · source

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Survives zone 2 through 7

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.

A true wild black currant of eastern and central North America — smooth, low-fat, high-sugar berries used historically for jam, jelly and pie.

Hardiness
Zone 2–7
Habit
Shrub
Edible part
Fruit
Ripens
June–Aug
Mature size
Bush 1–1.5 m; excellent in containers
Light
Partial to full sun (woodland/thicket)
Soil pH
6.0–7.0
Environment
Temperate
Native range
Alberta to Nova Scotia, south to Delaware, west through northern Illinois to Nebraska, south to New Mexico.
Status
Wild
Years to fruit
1–2 yrs
Growth speed
Moderate to fast, reaching roughly 1.8 m within a few growing seasons.
Spacing
122 cm (48 in) apart — about 1.5 m² (16 sq ft) per plant
Leaf shape
Palmately 3–5-lobed, coarsely toothed leaves 2.5–8 cm long with a rounded to heart-shaped base; yellow resin glands on the darker-green upper surface.
Root system
Shallow, fibrous and unaggressive; doesn't clump or sucker.
Fruit description
Smooth, round berries to about 10 mm, ripening green through reddish-purple to black; flavor is reported as variable — fair fresh, musky enough that some prefer it cooked.
Propagation
Genuinely hard to germinate from seed (lab trials report well under 100% success even with 90-120 days of cold stratification); hardwood cuttings are more reliable for cultivated stock.
Pollination
Self-fertile

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 documented blister rust host, but rated low potential for spreading it (USFS hazard-rating literature) — considerably safer near white pines than cultivated black currant (R. nigrum). Still worth checking local rules, since some state bans on "black currants" may not distinguish species by name.

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