Contents
Description
Saxifraga is a genus of around 440 species of flowering plants in the family Saxifragaceae. These plants are native to the Northern Hemisphere, with some species found in high altitude areas of the tropics. Saxifraga is known for its small, delicate flowers that come in a wide range of colors, including white, pink, red, and yellow.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Angiosperms |
| Class | Eudicots |
| Order | Saxifragales |
| Family | Saxifragaceae |
| Genus | Saxifraga |
Appearance
Saxifraga plants typically grow to be between 4 and 12 inches tall, with a spread of 6 to 18 inches. The leaves are usually small and rounded, with a slightly waxy texture. The flowers are small and delicate, with a wide range of colors and shapes. Some species have petals that are fused together, while others have individual petals. The flowers bloom in the spring and summer, with some species blooming as late as fall.
Care Guide
Saxifraga plants are fairly easy to care for, and do well in a variety of conditions. Here are some tips for keeping your Saxifraga plants healthy:
- Water: Saxifraga plants prefer moist, well-draining soil. Water them regularly, but be careful not to overwater, as this can lead to root rot.
- Fertilization: Fertilize your Saxifraga plants once a month during the growing season with a balanced fertilizer.
- Soil: Saxifraga plants prefer a soil that is slightly acidic and rich in organic matter. They do well in sandy or loamy soil.
- Sunlight: Saxifraga plants prefer partial shade to full sun, depending on the species. Be sure to research the specific needs of your Saxifraga plant.
- Hardiness Zones: Saxifraga plants are hardy in USDA zones 3-8, depending on the species.
Common Pests & Diseases
Saxifraga plants are generally resistant to pests and diseases, but they can still be susceptible to a few common issues:
- Aphids: These small insects can be found on the underside of leaves, and can cause stunted growth and distorted leaves. Use insecticidal soap to get rid of them.
- Slugs and snails: These pests can cause damage to the leaves and flowers of Saxifraga plants. Use a slug bait to control them.
- Crown rot: This disease can be caused by overwatering or poor drainage. Remove any affected plants and improve the drainage in the area.
Habitat
Saxifraga plants are native to the Northern Hemisphere, and can be found in a variety of habitats, including rocky areas, alpine meadows, and forests. Some species are adapted to high altitude environments, and can be found growing in the mountains of Europe, Asia, and North America.
Question and Answer
Q: Can Saxifraga plants be grown indoors?
A: Yes, some species of Saxifraga can be grown indoors in bright, indirect light.
Q: How often should Saxifraga plants be fertilized?
A: Saxifraga plants should be fertilized once a month during the growing season.
Q: What is the hardiness range for Saxifraga plants?
A: Saxifraga plants are hardy in USDA zones 3-8, depending on the species.
Q: Do Saxifraga plants need full sun?
A: Saxifraga plants prefer partial shade to full sun, depending on the species.
Related Plants
- Heuchera
- Tiarella
- Primula
- Aquilegia
References
- “Saxifraga.” Missouri Botanical Garden. Accessed August 2021. http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=282312&isprofile=0&pt=1.
- “Saxifraga.” Royal Horticultural Society. Accessed August 2021. https://www.rhs.org.uk/Plants/16789/Saxifraga/Details.
- “Saxifraga.” The Spruce. Accessed August 2021. https://www.thespruce.com/grow-saxifraga-plants-1403133.
