About
Throughout summer this tender perennial freely produces large, funnel-shaped, red flowers on compact, bushy plants reaching 1m in height; plants may also be grown in a hanging basket and allowed to trail down. A vigorous, branched and twining climber with glossy, evergreen leaves. Cultivate in a warm greenhouse or conservatory, moving plants onto a sunny patio in summer.
About the genus
Mandevilla can be woody climbers or perennials, often with tuberous roots, and twining stems bearing simple leaves and axillary racemes of showy, funnel-shaped flowers with 5 spreading lobes
Growing conditions
SunlightFull sun
Soil typeLoam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, West-facing
ExposureSheltered
UK hardinessH1C
Plant details
Plant typeShrubs
HabitClimbing
FoliageEvergreen
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCity and courtyard gardens, Hanging basket, Mediterranean climate plants, Patio and container plants, Sub-tropical
Care notes
CultivationUnder glass, grow in peat-free, loam-based potting compost in full light with shade from hot sun. In the growing season, water freely and apply a balanced liquid fertiliser monthly; water moderately at other times
PruningSee pruning group 12
PropagationPropagate by softwood cuttings in late spring or semi-ripe cuttings in summer, with bottom heat
Pest resistanceMay be susceptible to glasshouse red spider mite, mealybugs and glasshouse whitefly
Disease resistanceGenerally disease-free