Overview
Prostanthera cuneata is a bushy shrub in the genus Prostanthera, part of the Lamiaceae family, with evergreen foliage. Prostanthera cuneata grows best in full sun, and tolerates most soils and any pH. Its UK hardiness is rated H2. Suggested uses include city and courtyard gardens, patio and container plants, mediterranean climate plants and wall side borders. It is native to New South Wales and Victoria.
About
Prostanthera cuneata, commonly known as alpine mint bush, is a species of flowering plant in the mint family Lamiaceae, and is endemic to mountainous areas of south-eastern continental Australia. It is an erect, compact shrub with egg-shaped leaves with the narrower end towards the base, and pale lavender to almost white flowers with purple blotches.
Wikipedia contributors, CC BY-SA 4.0 — Prostanthera cuneata
About the genus
Prostanthera, commonly known as mintbush or mint bush, is a genus of about 100 species of flowering plants in the mint family Lamiaceae, and all are endemic to Australia. Plants are usually shrubs, rarely trees with leaves in opposite pairs.
Growing conditions
Best soil and position for Prostanthera
- Sunlight
- Full sun
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H2
Plant details
Prostanthera cuneata size, habit and characteristics
- Plant type
- shrub
- Habit
- Bushy
- Foliage
- Evergreen
- Suggested uses
- City and courtyard gardens, Patio and container plants, Mediterranean climate plants, Wall side borders
- Native to
- New South Wales, Victoria
- Fragrance
- minty
Care notes
Pruning and caring for Prostanthera cuneata
- Propagation
- Seed, Semi-hardwood cuttings
- Pest resistance
- Glasshouse red spider mite, Glasshouse whitefly
- Disease resistance
- Honey fungus
Frequently asked questions
Where is the best place to plant Prostanthera cuneata?
Prostanthera cuneata prefers full sun. It suits sheltered positions.
What soil does Prostanthera cuneata need?
Prostanthera cuneata is adaptable and grows happily in most soil types, including chalk, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.
Is Prostanthera cuneata hardy in the UK?
Prostanthera cuneata has an RHS hardiness rating of H2, meaning it is tender, tolerating 1–5°C, and needs frost-free protection over winter.
How do I propagate Prostanthera cuneata?
Seed, Semi-hardwood cuttings.