About

Cuphea viscosissima is a bushy, half-hardy annual characterized by its purple blooms that appear continuously from summer through autumn. Both the leaves and stems of this plant have a sticky texture.

About the genus

Cuphea includes annuals, perennials, and evergreen shrubs, frequently characterized by sticky hairs. The leaves are arranged oppositely and are simple in structure. The flowers are tubular, featuring a prominent calyx and diminutive petals.

Growing conditions

Sunlight
Full sun, Partial shade
Soil type
Chalk, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Well-drained
Aspect
South-facing, West-facing
Exposure
Sheltered
UK hardiness
H2

Plant details

Plant type
Conservatory Greenhouse, Bedding, Houseplants
Habit
Spreading branched
Foliage
Evergreen
Height
0.1-0.5 metres
Spread
0.5-1 metres
Time to full height
1-2 years
Suggested uses
Patio and container plants, City and courtyard gardens

Care notes

Cultivation
Best grown in well-drained soil in a sheltered site in partial shade or full sun; it benefits from shading from hot sun
Pruning
No pruning required
Propagation
Propagate by seed; ideally sow direct where plants are to flower
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free