Contents
Description
Phlox Subulata Emerald Cushion Blue is a low-growing, mat-forming perennial that produces an abundance of bright blue flowers in the spring. Also known as Moss Phlox or Creeping Phlox, this plant is native to eastern and central parts of North America. It is an excellent choice for rock gardens, borders, or groundcover.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Ericales |
| Family | Polemoniaceae |
| Genus | Phlox |
Appearance
Phlox Subulata Emerald Cushion Blue has evergreen foliage that forms a dense mat, up to 6 inches tall and 2 feet wide. The leaves are narrow, needle-like, and up to 1 inch long. In the spring, it produces masses of small, five-petaled flowers that are bright blue and have a sweet fragrance. The flowers attract butterflies and hummingbirds.
Care Guide
Water: Phlox Subulata Emerald Cushion Blue prefers well-drained soil and regular watering during dry spells. Avoid overwatering as it can cause root rot.
Fertilization: Fertilize in the early spring with a balanced fertilizer to promote healthy growth and blooming.
Soil: This plant prefers well-draining soil with a slightly acidic pH. Avoid heavy clay soils that can retain too much moisture.
Sunlight: Phlox Subulata Emerald Cushion Blue prefers full sun to partial shade.
Hardiness Zones: This plant is hardy in zones 3-9.
Common Pests & Diseases
Phlox Subulata Emerald Cushion Blue is relatively disease and pest resistant. However, it can be susceptible to root rot if overwatered. Watch out for spider mites and aphids, which can infest the plant and weaken it.
Habitat
Phlox Subulata Emerald Cushion Blue is native to eastern and central parts of North America, where it grows in dry, rocky, and sandy areas. It is well adapted to thrive in poor soil and full sun exposure.
Question and Answer
Q: Is Phlox Subulata Emerald Cushion Blue a good groundcover?
A: Yes, it is an excellent choice for groundcover due to its low-growing, mat-forming habit.
Q: Can I grow Phlox Subulata Emerald Cushion Blue in a container?
A: Yes, you can grow it in a container as long as it has well-drained soil and receives adequate sunlight.
Q: How often should I fertilize Phlox Subulata Emerald Cushion Blue?
A: Fertilize it once a year in the early spring with a balanced fertilizer.
Q: How can I propagate Phlox Subulata Emerald Cushion Blue?
A: You can propagate it by dividing the plant in the spring or fall, or by taking stem cuttings in the summer.
Related Plants
- Phlox Paniculata
- Phlox Drummondii
- Phlox Stolonifera
- Phlox Divaricata
References
- Missouri Botanical Garden: Phlox Subulata
- Gardening Know How: Growing Creeping Phlox: Tips For Care Of Creeping Phlox Ground Cover
- RHS: Phlox Subulata
