Tragopogon Dubius

Description

Tragopogon Dubius, commonly known as the Yellow Salsify, is a biennial plant that belongs to the Asteraceae family. It is native to Europe, but it has also been introduced to North America, where it grows in fields, meadows, and along roadsides. The plant can grow up to 1.5 meters tall, and it produces yellow flowers that resemble dandelions. The leaves of the plant are long and narrow, and they can grow up to 30 centimeters long. The root of Tragopogon Dubius is edible, and it has been used in traditional medicine to treat various ailments.

Taxonomic Information

Appearance

Tragopogon Dubius is a tall plant that can grow up to 1.5 meters tall. It has long and narrow leaves that can grow up to 30 centimeters long. The leaves are green and slightly hairy. The plant produces yellow flowers that resemble dandelions. The flowers are 4-6 centimeters in diameter, and they close at night. The seeds of Tragopogon Dubius are brown and have a feathery structure that enables them to be carried by the wind.

Care Guide

Tragopogon Dubius is a hardy plant that requires minimal care. Here are some tips for ensuring the plant thrives:

Water: The plant requires moderate watering, especially during dry periods.

Fertilization: Tragopogon Dubius does not require fertilization, but adding compost to the soil can improve its growth.

Soil: The plant grows well in well-draining soil that is rich in organic matter.

Sunlight: Tragopogon Dubius prefers full sunlight, but it can also tolerate partial shade.

Hardiness Zones: The plant can grow in USDA hardiness zones 3-9.

Common Pests & Diseases

Tragopogon Dubius is relatively resistant to pests and diseases. However, some of the common pests that may attack the plant include aphids, spider mites, and caterpillars. The plant may also be susceptible to fungal diseases such as powdery mildew and rust.

Habitat

Tragopogon Dubius is native to Europe, but it has also been introduced to North America, where it grows in fields, meadows, and along roadsides. The plant prefers well-draining soil that is rich in organic matter. It can grow in full sun or partial shade and is relatively drought tolerant.

Question and Answer

Q: Is Tragopogon Dubius an invasive species?

A: Tragopogon Dubius is not considered an invasive species, but it can spread rapidly in some areas.

Q: Can the root of Tragopogon Dubius be eaten?

A: Yes, the root of Tragopogon Dubius is edible and has a slightly sweet taste.

Q: What is the best time to plant Tragopogon Dubius?

A: Tragopogon Dubius can be planted in the spring or fall.

Q: How long does it take for Tragopogon Dubius to flower?

A: Tragopogon Dubius usually flowers in its second year of growth.

Related Plants

Here are some plants that are related to Tragopogon Dubius:

• Tragopogon Pratensis
• Tragopogon Porrifolius
• Leontodon Autumnalis
• Leontodon Saxatilis

References

• “Tragopogon Dubius.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=a658.
• “Tragopogon Dubius.” PlantNet, planthardiness.ars.usda.gov/PHZMWeb/Results.aspx?id=15033.
• “Yellow Salsify.” Eat the Weeds and Other Things Too, www.eattheweeds.com/tragopogon-dubius-the-salsify-2/.