Rubus almus

(L. H. Bailey) L. H. Bailey

Mayes dewberry, Joplin Creek Dewberry

RosaceaeFruit
⚠ Dangerous Lookalikes — Has a deadly poisonous lookalike — see comparison below
Rubus almus
wikimedia · cc-by-sa
Wikimedia Commons
Rubus almus
gbif · cc0
President and Fellows of Harvard College
Rubus almus
gbif · cc0
President and Fellows of Harvard College

What to Eat

Edible parts: Fruit

The fruit is a good-quality dewberry that can be eaten raw or cooked. It is very juicy, with an oblong fruit about 30mm long.

Dangerous Lookalikes

This plant can be confused with the following toxic species. Always verify identification carefully before consuming any wild plant.

DEADLY
Red Baneberry
Red Baneberry
Actaea rubra
SAFE
Rubus almus
Mayes dewberry
Rubus almus
Actaea rubra
Actaea rubra
Rubus almus
Rubus almus

Red Baneberry: Short herbaceous plant (no thorns), berries on thick red stems, each berry has a single seed, compound sharply-toothed leaves.

Mayes dewberry: Thorny woody canes (brambles), aggregate berry made of many drupelets, berries pull easily from receptacle.

Where to Find It

It is a temperate plant.

North America, USA,

Countries: Antigua & Barbuda, Barbados, Bahamas, Belize, Canada, Costa Rica, Cuba, Dominica, Dominican Republic, Grenada, Guatemala, Honduras, Haiti, Jamaica, St Kitts & Nevis, St Lucia, Mexico, Nicaragua, Panama, Puerto Rico, El Salvador, Trinidad & Tobago, United States, St Vincent

How to Identify

A deciduous shrub reaching 2 m tall with equal spread. Hardy to UK zone 8. Hermaphrodite flowers are pollinated by insects. Tolerates light sandy, medium loamy, and heavy clay soils with good drainage. Grows in mildly acid, neutral, or mildly alkaline pH. Adapts to semi-shade or full sun and prefers consistently moist soil.

How to Grow

Propagation: Seed requires stratification and is best sown in early autumn in a cold frame. Stored seed needs one month stratification at about 3°c and should be sown as early as possible in the year. Prick out seedlings when large enough to handle and grow on in a cold frame, then plant out into permanent positions in late spring of the following year. Cuttings of half-ripe wood can be taken in July/August in a frame. Tip layering in July, planting out in autumn. Division can be done in early spring or just before leaf-fall in autumn.

Medicinal Uses

None known.

Other Uses

A purple to dull blue dye is obtained from the fruit.

Wikipedia

Source ↗

A deciduous shrub reaching 2 m tall with equal spread. Hardy to UK zone 8. Hermaphrodite flowers are pollinated by insects. Tolerates light sandy, medium loamy, and heavy clay soils with good drainage. Grows in mildly acid, neutral, or mildly alkaline pH. Adapts to semi-shade or full sun and prefers consistently moist soil.

Notes

There are about 250 Rubus species.

References (2)
  • Gentes Herb. 5:264. 1943
  • Plants for a Future database, The Field, Penpol, Lostwithiel, Cornwall, PL22 0NG, UK. http://www.scs.leeds.ac.uk/pfaf/

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