Cortaderia Selloana

Description

Cortaderia Selloana, commonly known as Pampas Grass, is a large perennial grass that is native to South America. This grass is widely popular due to its unique appearance and versatility in landscaping. It is a prevalent ornamental plant that can grow up to 10 feet tall and 6 feet wide. The leaves of this grass are long, narrow, and sharp, which is where its name Cortaderia, meaning “cutting blades,” comes from. The flowers of Cortaderia Selloana are large, feathery plumes that can vary in color from white, pink, or silver to a golden yellow.

Taxonomic Information

Appearance

Cortaderia Selloana is a large grass that can grow up to 10 feet tall and 6 feet wide. The leaves of this grass are long, narrow, and sharp, with a bluish-green tint. The flowers of Cortaderia Selloana are large, feathery plumes that can grow up to 3 feet long and vary in color from white, pink, or silver to a golden yellow. These plumes bloom in late summer and can last until winter. The roots of this grass are deep and extensive, making it drought-tolerant and able to grow in poor soil conditions.

Care Guide

Caring for Cortaderia Selloana is relatively simple. Here are some tips:

Water

Cortaderia Selloana is drought-tolerant and can survive in low water conditions. However, it is best to water it regularly during the first growing season to help establish its roots. After that, it only needs watering during long periods of drought.

Fertilization

Cortaderia Selloana does not require much fertilization. However, you can add a slow-release fertilizer once a year in the spring to provide nutrients to the soil.

Soil

Cortaderia Selloana can grow in various soil types, but it prefers well-draining soil. It can adapt to both acidic and alkaline soil conditions.

Sunlight

Cortaderia Selloana prefers full sun exposure to grow and bloom correctly. It can tolerate partial shade, but it may not bloom as well.

Hardiness Zones

Cortaderia Selloana can grow in hardiness zones 7-11.

Common Pests & Diseases

Some common pests that may affect Cortaderia Selloana include aphids, scale insects, and spider mites. These pests can be controlled with insecticidal soap or neem oil. Cortaderia Selloana may also be susceptible to fungal diseases such as rust, leaf spot, and crown rot. These diseases can be prevented by removing infected leaves and keeping the area around the plant clean and dry.

Habitat

Cortaderia Selloana is native to South America, where it grows in grasslands, savannas, and wetlands. It prefers sunny, open areas and can tolerate both hot and cold temperatures.

Question and Answer

Q: How do you prune Cortaderia Selloana?

A: You can prune Cortaderia Selloana in late winter before new growth begins. Cut back the previous year’s growth to about 6 inches from the ground. You can also divide the plant every few years to keep it from becoming too large.

Q: Is Cortaderia Selloana invasive?

A: In some areas, Cortaderia Selloana has become invasive and can outcompete native vegetation. Check with your local extension office to determine if it is invasive in your area.

Q: Can Cortaderia Selloana grow in containers?

A: Yes, Cortaderia Selloana can grow in large containers, but it will need regular watering and fertilization.

Q: Does Cortaderia Selloana attract wildlife?

A: Yes, Cortaderia Selloana can attract birds and butterflies with its large plumes of flowers.

Related Plants

• Cortaderia Jubata
• Cortaderia Richardii
• Cortaderia Selloana ‘Gold Band’
• Cortaderia Selloana ‘Pumila’

References

• Dirr, M. A., & Heuser, C. W. (2006). The reference manual of woody plant propagation: from seed to tissue culture. Timber Press.
• Gilman, E. F. (1997). Pampas Grass. University of Florida IFAS Extension.
• Missouri Botanical Garden. (2021). Cortaderia Selloana. http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=280796&isprofile=0&basic=Cortaderia%20selloana