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Description
Lathyrus Sulphureus is an annual flowering plant that belongs to the family Fabaceae. It is commonly known as the Yellow Pea or Sulphur Pea due to its bright yellow flowers. The plant is native to North America and can grow up to 3 feet tall, with a spread of about 1 foot.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Lathyrus |
Appearance
Lathyrus Sulphureus has a bushy growth habit with multiple stems. The leaves are pinnate, with 2 to 4 pairs of leaflets. The bright yellow flowers are pea-shaped, and form in clusters of 3 to 6. The plant blooms from mid-summer to early fall, and the flowers are followed by seed pods.
Care Guide
Lathyrus Sulphureus is a relatively easy plant to care for. It prefers well-draining soil and full sunlight, but can tolerate some shade. Water the plant regularly, keeping the soil moist but not waterlogged. Fertilize the plant every 2 to 3 weeks with a balanced fertilizer. The plant is hardy in USDA zones 4 to 10.
Common Pests & Diseases
Lathyrus Sulphureus is susceptible to aphids, spider mites, and powdery mildew. To prevent these pests and diseases, keep the plant well-watered and fertilized, and remove any infected leaves or stems immediately. Use an insecticidal soap or neem oil to control aphids and spider mites, and a fungicide to control powdery mildew.
Habitat
Lathyrus Sulphureus is native to North America, and can be found in fields, meadows, and along roadsides. It prefers well-draining soil and full sunlight, but can tolerate some shade.
Question and Answer
Q: Is Lathyrus Sulphureus a perennial or annual plant?
A: Lathyrus Sulphureus is an annual plant.
Q: What is the hardiness zone for Lathyrus Sulphureus?
A: Lathyrus Sulphureus is hardy in USDA zones 4 to 10.
Q: How often should Lathyrus Sulphureus be fertilized?
A: Lathyrus Sulphureus should be fertilized every 2 to 3 weeks with a balanced fertilizer.
Q: What pests and diseases are common in Lathyrus Sulphureus?
A: Lathyrus Sulphureus is susceptible to aphids, spider mites, and powdery mildew.
Related Plants
- Lathyrus odoratus (Sweet Pea)
- Lathyrus vernus (Spring Vetchling)
- Lathyrus tuberosus (Tuberous Pea)
References
- “Lathyrus sulphureus.” Missouri Botanical Garden. Missouri Botanical Garden, n.d. Web. 12 Aug. 2021.
- “Lathyrus sulphureus.” Plant Finder. Ball Horticultural Company, n.d. Web. 12 Aug. 2021.
- “Lathyrus sulphureus.” Royal Horticultural Society. Royal Horticultural Society, n.d. Web. 12 Aug. 2021.
