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Description
Phlox Caespitosa, commonly known as Tapertip Phlox or Cushion Phlox, is a herbaceous perennial plant that belongs to the Polemoniaceae family. It is native to North America, specifically found in the western United States and Canada. This plant grows in a mat-forming habit, forming dense cushions of foliage with clusters of delicate flowers blooming from late spring to early summer. The flowers of Phlox Caespitosa come in shades of pink, lavender, blue, and white, with a sweet fragrance that attracts butterflies and hummingbirds.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Ericales |
| Family | Polemoniaceae |
| Genus | Phlox |
Appearance
Phlox Caespitosa has a low-growing habit, reaching a height of 3-6 inches and a spread of 12-18 inches. The foliage is evergreen, forming a dense cushion of linear leaves that are 1-2 inches long and 1/16 inch wide. The leaves are dark green in color and have a smooth texture. The flowers of Phlox Caespitosa are star-shaped, with five petals that are 1/4-1/2 inch long. The flowers are arranged in clusters at the end of the stems and come in shades of pink, lavender, blue, and white. The plant blooms from late spring to early summer, and the flowers have a sweet fragrance that attracts butterflies and hummingbirds.
Care Guide
Phlox Caespitosa is a low-maintenance plant that is easy to care for. Here are some care tips to ensure the plant thrives:Water: Phlox Caespitosa prefers moist, well-drained soil. Water the plant regularly, especially during the growing season. Avoid overwatering, as this can lead to root rot.Fertilization: Fertilize the plant once a year in the spring with a balanced fertilizer. Avoid overfertilizing, as this can lead to excessive foliage growth and reduced flowering.Soil: Phlox Caespitosa prefers well-drained, slightly acidic soil. If planting in heavy clay soil, amend it with organic matter to improve drainage.Sunlight: Phlox Caespitosa prefers full sun to partial shade. In hot climates, provide some shade during the hottest part of the day.Hardiness Zones: Phlox Caespitosa is hardy in zones 3-8.
Common Pests & Diseases
Phlox Caespitosa is generally resistant to pests and diseases. However, it may be susceptible to powdery mildew, rust, and leaf spot. To prevent these diseases, avoid overhead watering, provide good air circulation, and remove any infected plant material. If necessary, treat with a fungicide according to the instructions on the label.
Habitat
Phlox Caespitosa is native to North America and can be found in the western United States and Canada. It grows in a variety of habitats, including meadows, rocky slopes, and alpine tundra. The plant prefers well-drained soil and can tolerate cold temperatures.
Question and Answer
Q: Is Phlox Caespitosa a drought-tolerant plant?
A: While Phlox Caespitosa can tolerate some drought, it prefers moist soil and regular watering.Q: Does Phlox Caespitosa attract pollinators?
A: Yes, the sweet fragrance of Phlox Caespitosa’s flowers attracts butterflies and hummingbirds.Q: How often should I fertilize Phlox Caespitosa?
A: Fertilize the plant once a year in the spring with a balanced fertilizer.Q: What is the ideal growing zone for Phlox Caespitosa?
A: Phlox Caespitosa is hardy in zones 3-8.
Related Plants
Here are some related plants to Phlox Caespitosa:- Phlox Divaricata- Phlox Paniculata- Phlox Stolonifera- Phlox Subulata- Phlox Drummondii
References
– “Phlox Caespitosa.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=281030.- “Phlox Caespitosa (Torr.) Torr. ex S. Watson.” USDA Forest Service, https://www.fs.fed.us/wildflowers/plant-of-the-week/phlox_caespitosa.shtml.- “Phlox Caespitosa.” PlantFiles, Dave’s Garden, https://davesgarden.com/guides/pf/go/166317/.
