Contents
Description
Boronia Rosmarinifolia is a small evergreen shrub that is native to Australia. It is commonly called rose boronia, rock boronia, or rose heath. The plant is known for its fragrant and attractive pink flowers that bloom during spring and summer. Its leaves are narrow and resemble those of rosemary, which is why it is also known as rosemary boronia.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Sapindales |
| Family | Rutaceae |
| Genus | Boronia |
Appearance
The Boronia Rosmarinifolia plant grows up to 1 meter in height and spreads up to 1 meter in width. It has narrow, linear leaves that are about 1.5 cm long and 1-2 mm wide. The leaves are dark green and have a waxy texture. The plant produces fragrant pink flowers that are about 2 cm in diameter. The flowers have five petals and a yellow center. The plant blooms during spring and summer.
Care Guide
The Boronia Rosmarinifolia plant requires moist and well-drained soil that is slightly acidic. It prefers full sun to partial shade and can tolerate temperatures down to -5°C. Water the plant regularly, especially during hot and dry weather. Fertilize the plant every two months during the growing season using a balanced fertilizer. Prune the plant after flowering to maintain its shape and encourage bushiness.
Common Pests & Diseases
The Boronia Rosmarinifolia plant is susceptible to root rot if the soil is too wet. It can also be affected by powdery mildew, which is a fungal disease that causes a white powdery coating on the leaves. To prevent these problems, ensure that the plant is grown in well-drained soil and avoid overhead watering. Aphids and spider mites can also be a problem, but these can be controlled using insecticidal soap or neem oil.
Habitat
Boronia Rosmarinifolia is native to the eastern coast of Australia and is found in heathlands, woodlands, and rocky areas. It grows in sandy or rocky soils and prefers a temperate climate with mild summers and cool winters.
Question and Answer
Q: Can Boronia Rosmarinifolia be grown in containers?
A: Yes, Boronia Rosmarinifolia can be grown in containers as long as the soil is well-drained and the container is large enough to accommodate its roots.
Q: How often should I water Boronia Rosmarinifolia?
A: Water Boronia Rosmarinifolia regularly, especially during hot and dry weather. Allow the soil to dry out slightly between waterings.
Q: When should I prune Boronia Rosmarinifolia?
A: Prune Boronia Rosmarinifolia after flowering to maintain its shape and encourage bushiness.
Q: Is Boronia Rosmarinifolia deer-resistant?
A: Boronia Rosmarinifolia is not deer-resistant and may be eaten by deer if grown in areas with a high deer population.
Related Plants
- Boronia heterophylla
- Boronia megastigma
- Boronia serrulata
References
- Boronia Rosmarinifolia. (n.d.). Australian Native Plants Society (Australia). https://anpsa.org.au/b-ros.html
- Boronia Rosmarinifolia. (n.d.). Botanic Gardens and Parks Authority. https://florabase.dpaw.wa.gov.au/browse/profile/2506
- Boronia Rosmarinifolia. (n.d.). Royal Horticultural Society. https://www.rhs.org.uk/Plants/10845/Boronia-rosmarinifolia/Details
