Contents
Description
Sonchus Asper, commonly known as Prickly Sowthistle, is a perennial weed that belongs to the Asteraceae family. It is native to Europe and Asia but is now widespread in many parts of the world. It is often found growing in disturbed areas, such as roadsides, fields, and gardens. The plant can grow up to 6 feet tall and has a thick stem with spiny leaves. It produces yellow flowers that bloom from June to October and then turn into white fluffy seeds that are dispersed by the wind.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Sonchus |
Appearance
The Prickly Sowthistle has a thick stem that can grow up to 6 feet tall. The stem is green and covered with spiny leaves that are deeply lobed and can grow up to 12 inches long. The leaves have a waxy coating and can be prickly to the touch. The plant produces yellow flowers that bloom from June to October and then turn into white fluffy seeds that are dispersed by the wind. The roots of the Prickly Sowthistle are deep and fibrous, making it difficult to remove from the soil.
Care Guide
The Prickly Sowthistle is a hardy plant that requires little care once established. It prefers well-draining soil and full sun but can tolerate some shade. Water the plant regularly, especially during hot and dry periods. Fertilize the plant in the spring with a balanced fertilizer. The plant can grow in a wide range of hardiness zones, from 3 to 10.
Common Pests & Diseases
The Prickly Sowthistle is susceptible to a few pests and diseases, including aphids, spider mites, and powdery mildew. To prevent these problems, keep the plant well-watered and free from debris. If pests or diseases are present, treat them with an appropriate insecticide or fungicide.
Habitat
The Prickly Sowthistle is often found growing in disturbed areas, such as roadsides, fields, and gardens. It is native to Europe and Asia but has spread to many parts of the world, including North America, South America, Australia, and Africa. It can grow in a wide range of soil types and can tolerate both wet and dry conditions.
Question and Answer
Q: Is the Prickly Sowthistle edible?
A: Yes, the leaves and stems of the Prickly Sowthistle are edible and can be used in salads or cooked like spinach.
Q: Can the Prickly Sowthistle be used as a medicinal plant?
A: Yes, the Prickly Sowthistle has been used in traditional medicine to treat a variety of ailments, including liver and kidney problems.
Q: Is the Prickly Sowthistle invasive?
A: Yes, the Prickly Sowthistle is considered invasive in many parts of the world and can be difficult to control once established.
Q: Can the Prickly Sowthistle be grown in containers?
A: Yes, the Prickly Sowthistle can be grown in containers but will require regular watering and fertilization.
Related Plants
- Sonchus Arvensis (Perennial Sowthistle)
- Sonchus Oleraceus (Common Sowthistle)
- Lactuca Serriola (Prickly Lettuce)
- Erechtites Hieraciifolius (American Burnweed)
References
- “Sonchus Asper.” Missouri Botanical Garden. Accessed 12 August 2021. <https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=286036&isprofile=0&basic=sonchus%20asper>
- “Prickly Sowthistle.” Invasive Species Compendium. Accessed 12 August 2021. <https://www.cabi.org/isc/datasheet/117691>
- “Sonchus Asper.” Plantwise Knowledge Bank. Accessed 12 August 2021. <https://www.plantwise.org/knowledgebank/datasheet/37348>
