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Description
Pittosporum Tobira, also known as Japanese Pittosporum or Mock Orange, is a popular evergreen shrub that belongs to the Pittosporum genus. It is native to Japan, China, and Korea but is now widely cultivated in many parts of the world, including the United States.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Rosales |
| Family | Pittosporaceae |
| Genus | Pittosporum |
Appearance
Pittosporum Tobira is a dense, round-shaped shrub that can grow up to 20 feet tall and wide. It has leathery, glossy, dark green leaves that are 2 to 4 inches long and 1 to 2 inches wide. The leaves are slightly curved and have wavy edges. The plant produces small, fragrant, creamy white flowers that bloom in late spring to early summer. The flowers are followed by small, round, woody fruits that contain many seeds.
Care Guide
Pittosporum Tobira is a low-maintenance plant that is easy to care for. Here are some tips:
- Water: Water the plant deeply once a week during the growing season. Reduce watering in winter.
- Fertilization: Fertilize the plant with a balanced fertilizer in spring and summer.
- Soil: The plant prefers well-draining, slightly acidic soil. Amend the soil with organic matter if necessary.
- Sunlight: The plant prefers full sun to partial shade. It can tolerate some shade but may produce fewer flowers.
- Hardiness Zones: Pittosporum Tobira is hardy in USDA zones 8 to 11.
Common Pests & Diseases
Pittosporum Tobira is relatively pest and disease-free but may be susceptible to the following:
- Scale insects: These insects can cause yellowing, wilting, and leaf drop. Treat with insecticidal soap or horticultural oil.
- Root rot: Overwatering or poorly draining soil can cause root rot. Improve drainage and avoid overwatering.
- Powdery mildew: This fungal disease can cause a white, powdery coating on leaves. Treat with fungicide or improve air circulation.
Habitat
Pittosporum Tobira is native to Japan, China, and Korea but is now widely cultivated in many parts of the world, including the United States. It grows well in coastal areas and is often used for hedges, borders, and screening.
Question and Answer
Q: Is Pittosporum Tobira deer-resistant?
A: Yes, the plant is deer-resistant.
Q: Can Pittosporum Tobira be grown in containers?
A: Yes, the plant can be grown in containers but may require frequent watering and fertilization.
Q: How often should Pittosporum Tobira be pruned?
A: Prune the plant in late winter or early spring to maintain its shape and size.
Q: Can Pittosporum Tobira tolerate salt spray?
A: Yes, the plant can tolerate salt spray and is a good choice for coastal gardens.
Related Plants
- Pittosporum undulatum
- Pittosporum tenuifolium
- Pittosporum phillyreoides
- Pittosporum heterophyllum
References
- “Pittosporum Tobira.” University of Florida IFAS Extension. Accessed September 15, 2021. https://edis.ifas.ufl.edu/fp627.
- “Pittosporum Tobira.” Missouri Botanical Garden. Accessed September 15, 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=283351.
- “Pittosporum Tobira.” North Carolina State University. Accessed September 15, 2021. https://plants.ces.ncsu.edu/plants/all/pittosporum-tobira/.
