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Description
Penstemon Parryi, commonly known as Parry’s beardtongue, is a flowering plant species belonging to the family Plantaginaceae. This plant is native to the western United States, particularly found in the Rocky Mountains and Great Basin regions. The plant can grow up to a height of 1 to 2 feet and has a spread of 1 to 2 feet. Its leaves are narrow and elongated, measuring about 1 to 2 inches long, and have a bluish-green shade.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Lamiales |
| Family | Plantaginaceae |
| Genus | Penstemon |
Appearance
The Penstemon Parryi plant produces stunning flowers in early summer. The flowers are tubular-shaped, measuring about 1 inch long and have a deep violet-blue color. The flowers grow in clusters at the top of erect stems and are highly attractive to bees, hummingbirds, and butterflies. The plant has a dense and bushy growth habit and has a woody base. It is a perennial plant that can live for up to 10 years.
Care Guide
Water: Penstemon Parryi plants require moderate watering. The soil should be kept moist but not waterlogged. During the growing season, it is recommended to water the plant once a week.Fertilization: These plants do not require frequent fertilization. A single application of a slow-release, balanced fertilizer in spring is sufficient for the entire growing season.Soil: Penstemon Parryi plants thrive in well-draining soil that is slightly acidic with a pH level of 6.0 to 7.0. The soil should be rich in organic matter and nutrients.Sunlight: These plants require full sunlight to thrive. They can tolerate partial shade but will produce fewer flowers.Hardiness Zones: Penstemon Parryi plants are hardy in USDA zones 4 to 8.
Common Pests & Diseases
Penstemon Parryi plants are relatively resistant to pests and diseases. However, they may occasionally be affected by spider mites, aphids, and powdery mildew. To prevent these issues, it is recommended to keep the plant clean and healthy, prune damaged or diseased foliage, and provide adequate air circulation.
Habitat
Penstemon Parryi plants are native to the western United States and can be found in dry, rocky, and mountainous areas. They grow well in well-draining soils and require full sunlight.
Question and Answer
Q: Can Penstemon Parryi plants tolerate drought conditions?
A: Yes, these plants are drought-tolerant and can survive in dry conditions.Q: When is the best time to prune Penstemon Parryi plants?
A: It is best to prune these plants in early spring before new growth appears.Q: How often should I fertilize Penstemon Parryi plants?
A: These plants do not require frequent fertilization. A single application of a slow-release, balanced fertilizer in spring is sufficient for the entire growing season.Q: Can I propagate Penstemon Parryi plants by division?
A: Yes, these plants can be propagated by division in early spring.
Related Plants
- Penstemon eatonii
- Penstemon hirsutus
- Penstemon laetus
- Penstemon virens
References
- “Penstemon Parryi.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=l980.
- “Penstemon Parryi.” Royal Horticultural Society, www.rhs.org.uk/plants/47077/penstemon-parryi/details.
- “Penstemon Parryi.” Wildflower Center, www.wildflower.org/plants/result.php?id_plant=PEPA6.
