Mayes Dewberry, Garden dewberry
Rubus almus
Family: Rosaceae
What it is like
Rubus almus is a deciduous Shrub growing to 2 m (6ft) by 2 m (6ft). See above for USDA hardiness. It is hardy to UK zone 8. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil.
Height (m): 2
Where it is found
Not known
Southern N. America - north-eastern Texas.
Conservation Status:
Countries/locations it is found in
How it is used
Food
Rating: 3
Fruit - raw or cooked. Good quality. A dewberry, it is very juicy. The oblong fruit is about 30mm long.
Medicine
Rating: 0
Other
Rating: 1
A purple to dull blue dye is obtained from the fruit.
Dye: Plants that provide dyes.
How it is grown
Easily grown in a good well-drained loamy soil in sun or semi-shade. This species is not hardy in the colder areas of Britain, it tolerates temperatures down to between -5 and -10°c. Plants in this genus are notably susceptible to honey fungus.
Propagating it: Seed - requires stratification and is best sown in early autumn in a cold frame. Stored seed requires one month stratification at about 3°c and is best sown as early as possible in the year. Prick out the seedlings when they are large enough to handle and grow on in a cold frame. Plant them out into their permanent positions in late spring of the following year. Cuttings of half-ripe wood, July/August in a frame. Tip layering in July. Plant out in autumn. Division in early spring or just before leaf-fall in the autumn.
Best place to grow: Woodland Garden Sunny Edge;
Habit: Shrub
Hardiness: 7-10
Growth:
Soil: Light (sandy), medium, heavy (clay)
Shade: Semi-shade, no shade
Moisture: Moist