Aster Flaccidus

Description

Aster Flaccidus, also known as the Pacific Aster, is a flowering plant native to North America. It belongs to the Asteraceae family and is a herbaceous perennial that can grow up to 3 feet tall. This plant produces stunning blue, purple, and pink flowers in late summer and fall, making it a popular choice among gardeners and landscapers.

Taxonomic Information

Appearance

Aster Flaccidus has a bushy and upright habit with numerous branches covered in lance-shaped leaves. The leaves are dark green, smooth, and can grow up to 5 inches long. The flowers are daisy-like and can be up to 2 inches in diameter. They have blue, purple, or pink petals with a yellow center. The blooms can last for several weeks, providing a beautiful display in the garden.

Care Guide

Aster Flaccidus is easy to care for and can thrive in a variety of growing conditions. Here are some tips on how to care for this plant:

• Water: Water regularly, especially during periods of drought. Avoid overwatering as it can cause root rot.
• Fertilization: Feed with a balanced fertilizer in the spring and summer to promote healthy growth and flowering.
• Soil: Plant in well-draining soil that is rich in organic matter.
• Sunlight: Place in a sunny location with at least 6 hours of direct sunlight per day.
• Hardiness Zones: Aster Flaccidus can grow in USDA hardiness zones 5 to 9.

Common Pests & Diseases

Aster Flaccidus is generally resistant to pests and diseases. However, here are some common issues to watch out for:

• Aphids: These small insects can suck the sap from the plant, causing damage to the leaves and flowers.
• Spider Mites: These tiny arachnids can also cause damage by feeding on the plant’s sap.
• Powdery Mildew: This fungal disease can cause a white or grayish powder to appear on the leaves, leading to leaf drop and reduced flowering.

Habitat

Aster Flaccidus is native to the western regions of North America, including Alaska, Yukon, and British Columbia. It can be found growing in meadows, open woodlands, and along streams and rivers. This plant prefers moist soil but can tolerate some drought.

Question and Answer

Q: How often should I fertilize Aster Flaccidus?
A: Feed with a balanced fertilizer once every 4-6 weeks during the growing season.

Q: Can Aster Flaccidus grow in containers?
A: Yes, this plant can be grown in containers as long as they are at least 12 inches wide and deep.

Q: When is the best time to prune Aster Flaccidus?
A: Prune in the spring before new growth appears to remove any dead or damaged branches.

Q: How tall can Aster Flaccidus grow?
A: This plant can grow up to 3 feet tall and 2 feet wide.

Related Plants

• Aster acuminatus
• Aster alpinus
• Aster amellus
• Aster carolinianus
• Aster cordifolius

References

• “Aster flaccidus.” Missouri Botanical Garden. Accessed August 12, 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=f740.
• “Aster flaccidus.” Plant Database. Accessed August 12, 2021. https://pfaf.org/user/Plant.aspx?LatinName=Aster%20flaccidus.
• “Pacific Aster.” Oregon Flora Project. Accessed August 12, 2021. https://oregonflora.org/species-view/?PlantID=2475.