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Description
Cotyledon Orbiculata Var. Oblonga, commonly known as Pig’s Ear or Round-leafed Navel-wort, is a succulent plant that belongs to the Crassulaceae family. It is native to South Africa and grows well in dry and rocky areas. The plant has thick, fleshy, and round leaves that can grow up to 10cm in diameter. Its leaves are green and have a reddish tinge on the edges.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Eudicots |
| Order | Saxifragales |
| Family | Crassulaceae |
| Genus | Cotyledon |
Appearance
The Cotyledon Orbiculata Var. Oblonga has a unique appearance that makes it an attractive choice for indoor and outdoor gardens. The plant grows up to 60cm in height and has a thick stem that branches out into multiple stems. Its leaves are round, fleshy, and green with a reddish tint on the edges. The plant produces bell-shaped flowers that are red or yellow in color and bloom in late winter or early spring.
Care Guide
The Cotyledon Orbiculata Var. Oblonga is a low-maintenance plant that is easy to care for. Here are some tips on how to take care of this plant:
- Water: Water the plant moderately during the growing season, and reduce watering in winter. Overwatering can cause root rot in this plant, so make sure the soil is well-drained.
- Fertilization: Fertilize the plant with a balanced fertilizer once a month during the growing season.
- Soil: Use well-draining soil for this plant. A mix of sand, perlite, and peat moss works well.
- Sunlight: The plant prefers full sun to partial shade. It can tolerate some shade, but too much shade can lead to leggy growth.
- Hardiness Zones: The plant is hardy in USDA zones 9-11.
Common Pests & Diseases
The Cotyledon Orbiculata Var. Oblonga is susceptible to some pests and diseases, including:
- Mealybugs: These pests can infest the plant and cause damage to the leaves. Use insecticidal soap to get rid of mealybugs.
- Root rot: Overwatering can cause root rot in this plant. Make sure the soil is well-draining and reduce watering in winter.
- Leaf spot: This disease can cause brown spots on the leaves. Remove infected leaves and avoid getting water on the leaves to prevent this disease.
Habitat
The Cotyledon Orbiculata Var. Oblonga is native to South Africa and grows well in dry and rocky areas. It is commonly found in coastal regions and can tolerate high winds and salt spray. The plant is well-suited for xeriscaping and can thrive in arid climates.
Question and Answer
Q: Is the Cotyledon Orbiculata Var. Oblonga toxic to pets?
A: Yes, the plant is toxic to pets and can cause vomiting and diarrhea if ingested.
Q: How often should I fertilize the Cotyledon Orbiculata Var. Oblonga?
A: Fertilize the plant once a month during the growing season.
Q: Can I propagate the Cotyledon Orbiculata Var. Oblonga?
A: Yes, the plant can be propagated by stem or leaf cuttings. Allow the cuttings to dry for a few days before planting them in well-draining soil.
Q: How much sunlight does the Cotyledon Orbiculata Var. Oblonga need?
A: The plant prefers full sun to partial shade. It can tolerate some shade, but too much shade can lead to leggy growth.
Related Plants
- Cotyledon Ladismithiensis
- Cotyledon Tomentosa
- Cotyledon Undulata
References
- “Cotyledon Orbiculata – Pig’s Ear | World of Succulents.” World of Succulents, https://worldofsucculents.com/cotyledon-orbiculata-pigs-ear/.
- “Cotyledon Orbiculata Var. Oblonga.” Plantzafrica.com, http://pza.sanbi.org/cotyledon-orbiculata-var-oblonga.
- “Pig’s Ear Plant Care: How To Grow A Cotyledon Orbiculata.” Gardening Know How, https://www.gardeningknowhow.com/ornamental/cacti-succulents/pigs-ear/pigs-ear-plant.htm.
