Contents
Description
Diplacus Douglasii is a native perennial herbaceous plant that belongs to the family Phrymaceae. It is commonly known as the Yellow Monkeyflower due to its yellow trumpet-shaped flowers. The plant grows up to 3 feet tall and 3 feet wide and blooms in the summer season. It is a popular plant in gardens and landscaping due to its attractive appearance and drought tolerance.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Lamiales |
| Family | Phrymaceae |
| Genus | Diplacus |
Appearance
The leaves of Diplacus Douglasii are hairy, oval-shaped, and up to 4 inches long. The flowers are yellow and trumpet-shaped, with a red blotch on the lower lip. The plant’s stem is hairy and erect, and it grows up to 3 feet tall and 3 feet wide. The plant’s foliage is green and dense, and the flowers bloom in the summer season.
Care Guide
Water: Diplacus Douglasii prefers well-draining soil, and it should be watered regularly during the growing season. However, it can tolerate dry conditions and drought.
Fertilization: The plant does not require fertilization, but you can apply a balanced fertilizer in the spring season to encourage growth and flowering.
Soil: The plant prefers well-draining soil, and it can tolerate a range of soil types, including sandy, clay, and loam soils.
Sunlight: Diplacus Douglasii prefers full sunlight, but it can also grow in partial shade. However, it may produce fewer flowers in shady conditions.
Hardiness Zones: The plant can grow in USDA hardiness zones 7 to 10.
Common Pests & Diseases
The plant is relatively pest and disease-free. However, it may be susceptible to spider mites, aphids, and powdery mildew. You can control these pests and diseases by using insecticidal soap and fungicides.
Habitat
Diplacus Douglasii is native to California, Oregon, and Nevada in the United States. It grows in a range of habitats, including chaparral, coastal sage scrub, and oak woodland. It can tolerate a range of soil types and can grow in rocky and sandy soils.
Question and Answer
Q: Can Diplacus Douglasii grow in containers?
A: Yes, the plant can grow in containers as long as the container has good drainage and the plant is watered regularly.
Q: Can Diplacus Douglasii grow in shady conditions?
A: Yes, the plant can grow in partial shade, but it may produce fewer flowers in shady conditions.
Q: How often should I fertilize Diplacus Douglasii?
A: The plant does not require fertilization, but you can apply a balanced fertilizer in the spring season to encourage growth and flowering.
Q: How tall does Diplacus Douglasii grow?
A: The plant grows up to 3 feet tall and 3 feet wide.
Related Plants
- Diplacus aurantiacus
- Diplacus bigelovii
- Diplacus longiflorus
- Diplacus puniceus
References
- USDA Plants Database: Diplacus douglasii
- Calscape: Diplacus douglasii
- Las Pilitas Nursery: Diplacus douglasii
