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Description
Sonchus Arvensis Subsp. Uliginosus, commonly known as the marsh sow thistle, is a species of flowering plant in the daisy family Asteraceae. It is native to North America and found in wet habitats such as marshes, swamps, and wet meadows. It is a perennial herb that can grow up to 2 meters tall and has yellow flowers that bloom from June to October. The leaves are lobed, toothed, and can grow up to 15 cm long.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Sonchus |
Appearance
The marsh sow thistle has a tall, erect stem with yellow flowers that bloom in clusters at the top. The leaves are lobed and toothed, and can grow up to 15 cm long. The plant can grow up to 2 meters tall and prefers wet habitats.
Care Guide
The marsh sow thistle prefers wet habitats and should be watered regularly to keep the soil moist. It prefers full sun to partial shade and can be fertilized with a balanced fertilizer in the spring. The plant prefers well-drained soil and can grow in hardiness zones 3-9.
Common Pests & Diseases
The marsh sow thistle is susceptible to aphids, spider mites, and powdery mildew. These pests and diseases can be treated with insecticides and fungicides.
Habitat
The marsh sow thistle is native to North America and can be found in wet habitats such as marshes, swamps, and wet meadows. It prefers well-drained soil and can grow in hardiness zones 3-9.
Question and Answer
Q: Can the marsh sow thistle be grown in a container?
A: Yes, the marsh sow thistle can be grown in a container as long as it is kept moist and has enough room to grow.
Q: Is the marsh sow thistle edible?
A: Yes, the marsh sow thistle is edible and can be used in salads, soups, and stir-fries.
Q: How often should the marsh sow thistle be fertilized?
A: The marsh sow thistle should be fertilized once in the spring with a balanced fertilizer.
Q: What is the blooming period for the marsh sow thistle?
A: The marsh sow thistle blooms from June to October.
Related Plants
- Sonchus arvensis
- Sonchus asper
- Sonchus oleraceus
References
- USDA Plants Database. (n.d.). Sonchus arvensis L. var. uliginosus (Muhl. ex Willd.) B. Boivin. Retrieved July 28, 2021, from https://plants.usda.gov/core/profile?symbol=SOARU2
- Missouri Botanical Garden. (n.d.). Sonchus arvensis var. uliginosus. Retrieved July 28, 2021, from https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c985
