Overview
Clerodendrum cunninghamii is a climbing shrubs in the genus Clerodendrum, part of the Lamiaceae family, with evergreen foliage. Clerodendrum cunninghamii grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H1b. Suggested uses include patio and container plants.
About
Clerodendrum cunninghamii is an evergreen climbing plant within the Clerodendrum genus, known for its diverse growth forms including shrubs, trees, and climbers. This cultivar thrives in full sun on a south-facing, sheltered aspect with fertile, moist but well-drained loam soil of neutral pH. Flowering occurs in spring and summer, producing fragrant, salver-shaped flowers in panicles. It is suitable for patio and container planting and requires protection in the UK, being hardy to H1b. Propagation can be achieved through seed, semi-hardwood, or root cuttings.
About the genus
Clerodendrum is a genus of flowering plants formerly placed in the family Verbenaceae, but now considered to belong to the Lamiaceae (mint) family. Its common names include glorybower, bagflower, pagoda flower and bleeding-heart. It is currently classified in the subfamily Ajugoideae, being one of several genera transferred from Verbenaceae to Lamiaceae in the 1990s, based on phylogenetic analysis of morphological and molecular data.
Wikipedia contributors, "Clerodendrum", CC BY-SA 4.0 — Clerodendrum
Growing conditions
Best soil and position for Clerodendrum
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H1b
Plant details
Clerodendrum cunninghamii size, habit and characteristics
- Plant type
- Shrubs
- Habit
- Climbing
- Foliage
- Evergreen
- Suggested uses
- Patio and container plants
Care notes
Pruning and caring for Clerodendrum cunninghamii
- Propagation
- Seed, semi-hardwood and root cuttings
- Pest resistance
- Mealybugs, glasshouse red spider mite, glasshouse whitefly
- Disease resistance
- Honey fungus (rarely)
Frequently asked questions
Where is the best place to plant Clerodendrum cunninghamii?
Clerodendrum cunninghamii prefers full sun. It suits sheltered positions.
What soil does Clerodendrum cunninghamii need?
Clerodendrum cunninghamii grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.
Is Clerodendrum cunninghamii hardy in the UK?
Clerodendrum cunninghamii has an RHS hardiness rating of H1b, meaning it needs subtropical warmth of 10–15°C and must be grown under glass in the UK.
How do I propagate Clerodendrum cunninghamii?
Seed, semi-hardwood and root cuttings.