Phlox Paniculata

Description

Phlox Paniculata, commonly known as garden phlox or tall phlox, is a herbaceous perennial plant that belongs to the family Polemoniaceae. This stunning plant can grow up to 3-4 feet tall and 2-3 feet wide, making it a great addition to any garden. It is native to North America and is known for its showy, fragrant flowers that bloom in mid-summer to early fall. The flowers come in a variety of colors, including pink, purple, white, red, and lavender, and attract butterflies and hummingbirds.

Taxonomic Information

Appearance

Phlox Paniculata has green, lance-shaped leaves that grow up to 4 inches long. The flowers bloom in large, showy clusters that can be up to 6 inches wide. Each flower has five petals that are fused at the base, forming a tube-like shape. The flowers have a sweet, pleasant fragrance that attracts butterflies and hummingbirds. The plant blooms in mid-summer to early fall and can continue blooming for up to 6 weeks.

Care Guide

Water

Phlox Paniculata prefers moist, well-draining soil. It is important to water the plant regularly, especially during hot, dry weather. Water deeply and allow the soil to dry slightly between waterings.

Fertilization

Phlox Paniculata benefits from regular fertilization with a balanced, all-purpose fertilizer. Apply the fertilizer in early spring and again in mid-summer.

Soil

Phlox Paniculata prefers moist, well-draining soil that is rich in organic matter. It can tolerate a range of soil pH levels, but it prefers slightly acidic soil.

Sunlight

Phlox Paniculata prefers full sun to partial shade. It can tolerate some shade, but it will not bloom as well in low light conditions.

Hardiness Zones

Phlox Paniculata is hardy in USDA zones 4-8.

Common Pests & Diseases

Phlox Paniculata is susceptible to a few pests and diseases, including spider mites, powdery mildew, and root rot. To prevent these problems, keep the plant well-watered and make sure it has good air circulation. If necessary, treat with an appropriate insecticide or fungicide.

Habitat

Phlox Paniculata is native to North America and can be found growing in fields, meadows, and along stream banks. It prefers moist, well-draining soil and full sun to partial shade.

Question and Answer

Q: Can Phlox Paniculata be grown in containers?

A: Yes, Phlox Paniculata can be grown in containers as long as the container is large enough to accommodate the plant’s root system and the soil is kept moist.

Q: How often should Phlox Paniculata be fertilized?

A: Phlox Paniculata should be fertilized twice a year, in early spring and mid-summer, with a balanced, all-purpose fertilizer.

Q: How do I prevent powdery mildew on my Phlox Paniculata?

A: To prevent powdery mildew, make sure the plant has good air circulation and is not overcrowded. Water the plant deeply and avoid getting water on the leaves.

Q: When should I prune my Phlox Paniculata?

A: Prune your Phlox Paniculata in early spring before new growth appears. Cut back the stems to about 6 inches above the ground.

Related Plants

• Phlox subulata
• Phlox divaricata
• Phlox stolonifera
• Phlox drummondii

References

• “Phlox Paniculata.” Missouri Botanical Garden. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=277004&isprofile=0&basic=phlox%20paniculata.
• “Phlox Paniculata.” University of Illinois Extension. https://extension.illinois.edu/hortanswers/plantdetail.cfm?PlantID=697.
• “Garden Phlox.” National Garden Bureau. https://ngb.org/year-of/garden-phlox/.