Coreopsis Verticillata

Description

Coreopsis Verticillata, also known as Threadleaf Coreopsis, is a herbaceous perennial plant that belongs to the Asteraceae family. This plant is native to North America and is widely cultivated for its showy yellow flowers that bloom from early summer to fall. It has a clumping habit and grows up to 2 feet tall and 1 foot wide. The plant’s leaves are thin, needle-like, and arranged in whorls along the stems, giving it a delicate and airy appearance. The flowers are daisy-like and have bright yellow petals with a dark center. The plant’s long blooming period and attractive foliage make it an excellent choice for gardens, borders, and containers.

Taxonomic Information

Appearance

The Threadleaf Coreopsis is a beautiful plant that adds color and texture to any garden. It has thin, needle-like leaves that are bright green and arranged in whorls along the stems. The plant’s stems are thin and wiry, giving it a delicate and airy appearance. The flowers are daisy-like and have bright yellow petals that surround a dark center. They bloom in clusters from early summer to fall and attract bees and butterflies to the garden. The plant’s overall appearance is light and feathery, making it an excellent choice for adding texture and movement to a garden.

Care Guide

Coreopsis Verticillata is an easy-to-grow plant that requires minimal care. Here are some care tips to help your plant thrive:

Water: Threadleaf Coreopsis prefers well-draining soil and does not tolerate wet feet. Water deeply once a week, or more often during hot and dry weather.

Fertilization: This plant does not require much fertilizer. A light application of balanced fertilizer in early spring is sufficient to promote healthy growth and blooming.

Soil: Threadleaf Coreopsis prefers well-draining soil that is slightly acidic to neutral (pH 6.0-7.0). Amend heavy soil with organic matter to improve drainage.

Sunlight: This plant prefers full sun but can tolerate partial shade. Plant it in a location that receives at least 6 hours of direct sunlight per day.

Hardiness Zones: Threadleaf Coreopsis is hardy in USDA zones 3-9. It can tolerate temperatures as low as -40°F (-40°C) and prefers cool to moderate temperatures.

Common Pests & Diseases

The Threadleaf Coreopsis is generally resistant to pests and diseases. However, it can be susceptible to powdery mildew and root rot in wet and humid conditions. Here are some common pests and diseases to watch out for:

Powdery Mildew: This fungal disease appears as a white powdery coating on the plant’s leaves and stems. It can be prevented by planting the plant in a location with good air circulation and by avoiding overhead watering.

Root Rot: This fungal disease can occur in poorly-draining soil and causes the plant’s roots to rot. It can be prevented by ensuring the soil is well-draining and by avoiding overwatering.

Habitat

The Threadleaf Coreopsis is native to North America and can be found growing in open fields, meadows, and prairies. It prefers well-draining soil and full sun but can tolerate partial shade. This plant is drought-tolerant and can survive in harsh conditions.

Question and Answer

Q: Can Threadleaf Coreopsis grow in containers?

A: Yes, Threadleaf Coreopsis can be grown in containers as long as the container has drainage holes and the soil is well-draining. However, the plant may not grow as large as it would in the ground.

Q: Can Threadleaf Coreopsis be divided?

A: Yes, Threadleaf Coreopsis can be divided every 3-4 years in early spring or fall. Use a sharp knife or garden spade to divide the plant into smaller clumps, making sure each clump has roots attached.

Q: Does Threadleaf Coreopsis attract pollinators?

A: Yes, Threadleaf Coreopsis is a great plant for attracting bees and butterflies to the garden.

Q: Can Threadleaf Coreopsis be grown from seeds?

A: Yes, Threadleaf Coreopsis can be grown from seeds. Sow the seeds in early spring or fall in well-draining soil and keep the soil moist until the seeds germinate.

Related Plants

Here are some related plants to Threadleaf Coreopsis:

• Coreopsis Lanceolata
• Coreopsis Grandiflora
• Coreopsis Tinctoria
• Coreopsis Tripteris

References

• Missouri Botanical Garden. Coreopsis Verticillata. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=a567
• University of Illinois Extension. Perennial Coreopsis. https://extension.illinois.edu/perennials/plant_detail.cfm?PlantID=91
• Gardenia. Coreopsis Verticillata ‘Moonbeam’ (Threadleaf Coreopsis). https://www.gardenia.net/plant-variety/coreopsis-verticillata-moonbeam-threadleaf-coreopsis