This grower is sure of this plant identification.
A semi-hardy tuberous begonia with pink fleshy stems and bright orange flowers with a yellow centre. Apparently hardy in London and the south and prefers a moist, well drained situation. Grows from bulbils produced on the stems in autumn just before it dies down. The bulbils can be left to produce plants for next year or harvested and grown in a coldframe of greenhouse. The plant can be overwintered in a cold greenhouse. 9cm pots containing 2-3 plants available at £4 each.
Begonia sutherlandii. This is a tuberous species with trailing stems. The bright green leaves are ovate to lance-shaped and toothed. The orange panicles will bloom throughout the summer.
Grow in light well-drained soil or loam-based potting compost. Water frequently in hot weather but do not allow the soil to become too moist. A balanced liquid fertiliser can be applied occasionally especially when in full growth. Pot on each spring. They prefer slightly acidic soil.
Italics = data drawn from parent genus or speciesView Full Plant Finder Record