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Description
Lophomyrtus Obcordata, commonly known as the New Zealand broadleaf, is a small evergreen shrub that is native to New Zealand. It belongs to the family Myrtaceae and is an attractive garden plant because of its glossy green leaves and colorful red new growth. The plant can grow up to 5 meters in height and has a compact growth habit.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Myrtales |
| Family | Myrtaceae |
| Genus | Lophomyrtus |
Appearance
The Lophomyrtus Obcordata has glossy dark green leaves that are up to 5 centimeters long and 3 centimeters wide. The new growth appears in a bright red color, which makes it a popular ornamental plant. The plant produces small white flowers in the summer, which are followed by small red or black berries that are edible but not commonly consumed. The plant has a compact growth habit, and it’s often used as a hedge or border plant.
Care Guide
Water
The Lophomyrtus Obcordata prefers moist, well-drained soil. It’s important to keep the soil evenly moist, especially during hot, dry weather. Water the plant deeply once a week, and more frequently if the weather is particularly hot or dry.
Fertilization
The plant does not require heavy fertilization. You can fertilize it once a year in the spring with a slow-release fertilizer.
Soil
The Lophomyrtus Obcordata prefers well-drained soil that is rich in organic matter. It’s important to maintain a soil pH between 5.0 and 6.5.
Sunlight
The plant prefers full sun to partial shade. It’s important to protect the plant from strong afternoon sun, especially in hot weather.
Hardiness Zones
The Lophomyrtus Obcordata is hardy in USDA zones 8-11.
Common Pests & Diseases
The plant is susceptible to scale insects, aphids, and spider mites. It’s important to monitor the plant regularly and treat any infestations promptly. The plant is also susceptible to fungal diseases such as powdery mildew and botrytis. These diseases can be prevented by maintaining good air circulation around the plant and avoiding overhead watering.
Habitat
The Lophomyrtus Obcordata is native to New Zealand and is commonly found growing in coastal areas and lowland forests. The plant is well adapted to the New Zealand climate and is tolerant of salt spray and wind.
Question and Answer
Q: Can the Lophomyrtus Obcordata be grown in a container?
A: Yes, the plant can be grown in a container. It’s important to choose a container that is large enough to accommodate the plant’s root system and to use a well-draining potting mix.
Q: Is the Lophomyrtus Obcordata drought tolerant?
A: No, the plant prefers moist soil and is not particularly drought tolerant.
Q: Can the Lophomyrtus Obcordata be propagated from cuttings?
A: Yes, the plant can be propagated from softwood cuttings taken in the spring or early summer. Dip the cuttings in rooting hormone, and place them in a well-draining potting mix. Keep the soil moist and provide bright, indirect light until the cuttings have rooted.
Q: How often should the Lophomyrtus Obcordata be pruned?
A: The plant can be pruned lightly in the spring to maintain its shape. It’s important to avoid heavy pruning, as this can damage the plant and reduce its flowering.
Related Plants
- Lophomyrtus Bullata
- Lophomyrtus X Ralphii
- Lophomyrtus X Rutlandii
- Lophomyrtus Red Dragon
References
- “Lophomyrtus obcordata.” New Zealand Plant Conservation Network. https://www.nzpcn.org.nz/flora/species/lophomyrtus-obcordata/
- “Lophomyrtus obcordata.” Royal Horticultural Society. https://www.rhs.org.uk/plants/14915/lophomyrtus-obcordata/details
- “Lophomyrtus obcordata.” Te Ara Encyclopedia of New Zealand. https://teara.govt.nz/en/photograph/38205/lophomyrtus-obcordata
