Overview
Noronhia emarginata is a plant with a shrub habit in the genus Noronhia, part of the Oleaceae family, with evergreen foliage. Noronhia emarginata grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H1a. Suggested uses include conservatory and greenhouse.
About
Noronhia emarginata, commonly known as Madagascar olive, is an evergreen shrub belonging to the Oleaceae family. It thrives in full sun with a south-facing, sheltered aspect and prefers fertile, moist but well-drained loam soil with a neutral pH. This cultivar is suitable for cultivation in conservatories or greenhouses in the UK, as it has a hardiness rating of H1a. Interest in the plant is mainly during spring and summer, and it can be propagated by semi-ripe cuttings.
Growing conditions
Best soil and position for Noronhia
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H1a
Plant details
Noronhia emarginata size, habit and characteristics
- Habit
- Shrub
- Foliage
- Evergreen
- Suggested uses
- Conservatory, greenhouse
Care notes
Pruning and caring for Noronhia emarginata
- Propagation
- Semi-ripe cuttings
- Pest resistance
- Susceptible to scale insects
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Noronhia emarginata?
Noronhia emarginata prefers full sun. It suits sheltered positions.
What soil does Noronhia emarginata need?
Noronhia emarginata grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.
Is Noronhia emarginata hardy in the UK?
Noronhia emarginata has an RHS hardiness rating of H1a, meaning it needs tropical warmth above 15°C and must be grown under glass in the UK.
How do I propagate Noronhia emarginata?
Semi-ripe cuttings.