Dioscorea Tokoro

Description

Dioscorea Tokoro is a perennial climbing vine that belongs to the family Dioscoreaceae. It is also known as Tokoro yam and is native to Japan. The plant has a tuberous root system and produces heart-shaped leaves that are green in color. The vine can grow up to 10 meters in length and produces small, greenish-yellow flowers that bloom in the summer.

Taxonomic Information

Appearance

Dioscorea Tokoro has a unique appearance with its heart-shaped leaves and tuberous root system. The leaves are a bright green color and can grow up to 15 cm in length. The vine can climb up to 10 meters in length and produces small, greenish-yellow flowers. The tuberous root system is the most distinctive feature of this plant. The roots are cylindrical in shape and can grow up to 30 cm in length.

Care Guide

Dioscorea Tokoro requires a moderate amount of care to thrive. Here are some care tips for this plant:

Water: The plant requires regular watering, but it should not be overwatered. Ensure that the soil is moist but not waterlogged.

Fertilization: The plant should be fertilized every two weeks during the growing season with a balanced fertilizer.

Soil: The plant prefers well-draining, fertile soil. A pH level of 6.0 to 7.0 is ideal for this plant.

Sunlight: The plant requires partial shade to full sun exposure.

Hardiness Zones: Dioscorea Tokoro is hardy in USDA zones 8 to 10.

Common Pests & Diseases

Dioscorea Tokoro is generally a pest and disease-resistant plant. However, it can still be affected by certain pests and diseases. Here are some common issues that may affect this plant:

Pests: The plant may be susceptible to aphids, spider mites, and scale insects. Regular inspection and treatment with insecticide may be required.

Diseases: The plant may be affected by fungal infections, such as powdery mildew and root rot. Proper care, including good air circulation and well-draining soil, can help prevent these issues.

Habitat

Dioscorea Tokoro is native to Japan and is found in a variety of habitats, including forests, mountainsides, and riverbanks. It prefers well-draining soil and partial shade to full sun exposure.

Question and Answer

Q: Is Dioscorea Tokoro edible?

A: Yes, the tuberous roots of the plant are edible and are used in traditional Japanese cuisine.

Q: How fast does Dioscorea Tokoro grow?

A: The plant can grow up to 10 meters in length in a single growing season.

Q: Can Dioscorea Tokoro be grown indoors?

A: While the plant can be grown indoors, it requires a lot of space and support to climb. It is best suited for outdoor cultivation.

Q: Does Dioscorea Tokoro produce seeds?

A: Yes, the plant produces small, round seeds that can be used for propagation.

Related Plants

Here are some related plants to Dioscorea Tokoro:

• Dioscorea alata
• Dioscorea bulbifera
• Dioscorea japonica
• Dioscorea polystachya
• Dioscorea villosa

References

• “Dioscorea tokoro,” Flora of China, www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=242340796.
• “Dioscorea tokoro,” Plantwise Knowledge Bank, www.plantwise.org/knowledgebank/datasheet/14770.
• “Tokoro Yam,” Plants for a Future, www.pfaf.org/user/Plant.aspx?LatinName=Dioscorea+tokoro.