Photo: Unknown — Public domain · source
Survives zone 5 through 9
Harvest calendar
Best planted in early spring after your last frost, or in fall before the ground freezes, depending on your climate.
Wild grape — foxy, acidic and seedy; mainly a rootstock or for jelly. ⚠ Know the look-alike: across eastern and central North America, moonseed (Menispermum canadense) twines alongside wild grapes, carries similar dark hanging clusters, and is potentially fatal. Three checks — a grape has 2–4 rounded, pear-shaped seeds while moonseed has ONE flat crescent seed; a grape climbs by forked tendrils and moonseed has none; a grape's leaves are toothed and moonseed's are not. Open a berry and look at the seed before eating any wild grape.
- Hardiness
- Zone 5–9
- Habit
- Vine
- Edible part
- Fruit
- Ripens
- Sept–Oct
- Mature size
- Vine 10–20 m
- Light
- Full sun
- Soil pH
- 6.0–7.0
- Environment
- Temperate
- Native range
- Central and southeastern United States — Ohio and Illinois south to Texas and Florida, on riverbanks, bottomland woods and thickets.
- Status
- Wild
- Years to fruit
- 2–3 yrs
- Growth speed
- Very fast — 2–5 m of cane in a season once established
- Spacing
- 200 cm (79 in) apart — about 4 m² (43 sq ft) per plant
- Leaf shape
- Alternate, broadly ovate to heart-shaped, 8–15 cm across, shallowly or not at all lobed, and grey-woolly beneath — the ashy underside the name cinerea refers to.
- Root system
- Vigorous and well anchored, and — the reason this species matters beyond its own fruit — a source of phylloxera resistance. A resistance locus from V. cinerea is used in modern rootstock breeding alongside the classic V. riparia and V. rupestris material.
- Fruit description
- Small black berry 6–10 mm across in loose clusters, ripening late and usually after frost. Sharp and seedy raw; used for juice, jelly and country wine rather than eaten out of hand.
- Propagation
- Hardwood cuttings, taken dormant and lined out — easy enough that the entire grafted-vine industry rests on it. Layering works too. Seed needs cold stratification and gives variable, slow plants of unknown sex.
- Pollination
- ⚠ DIOECIOUS — needs male + female (a vigorous fruitless wild vine is usually a lone male)
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
Fertilizing. A vigorous vine adapted to lean floodplain soils; needs no routine feeding, and heavy nitrogen fertilizing mainly pushes vine growth at the expense of fruit, as with cultivated grapes.
How it spreads. High-climbing tendril vine, scrambling 30–45 ft over shrubs and trees; birds spread the seed widely and wild grapes of this type are considered weedy, smothering colonizers if left unmanaged near desirable plantings.
Growing tips. Needs a sturdy trellis or structure to climb, and responds to the same hard annual pruning used on cultivated grapes to keep vigor and fruit quality in balance. Notably resistant to phylloxera and used in rootstock breeding programs for that trait, reflecting its general toughness.
Grow journal
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