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Pampas Grass: how to cultivate and decorate with the species

The pampas grass is a trend in the decoration of interiors and exteriors. Learn how to cultivate it and incorporate it into landscaping and décor.

By CASACOR Publisher

Submitted at Mar 8, 2025, 2:16 PM

08 min de leitura
Pampas Grass: how to cultivate and decorate with the species
The pampa grass, or Cortaderia selloana, is an ornamental plant native to the temperate regions of South America, particularly the pampas. It features large tufts of plumes, ranging from white to pink, appearing on long stems that can reach up to three meters in height. Its appearance and soft texture make it a popular choice in landscaping projects, contributing elegance and volume to gardens.
Pampas Grass (Cortaderia selloana).

(Steve Bidmead/Pixabay/Divulgação)

What is pampa grass?


The pampa grass is a perennial plant from the plains and pampas of Brazil, Argentina, and Uruguay - which gives rise to its name. It is a grass that stands out for its large whitish or pink inflorescences, resembling feathers, giving the plant a highly appreciated ornamental appearance. In landscaping, it is valued for its ability to create focal points, volume, and add movement to spaces. Also used as a living fence, it offers benefits such as drought resistance and easy care, adapting well to different types of soil. Besides enhancing aesthetics, its roots aid in soil stability, and its tufts attract birds, favoring local biodiversity.

Characteristics


Dried pampas grass as a decoration item.

Capim-dos-pampas seco como item de decoração. (Katsia Jazwinska/Unsplash/Divulgação)

Pampa grass is not limited to the garden; its dried plumes are widely used in interior decoration. They provide a boho and modern touch to projects, serving as arrangements in floor or table vases. Other use examples include complementing bouquets of dried flowers, wall decorations, and scenic elements for events. Its naturally elegant aspect adapts to various styles and lasts for a long time.
  • Size: The plant can grow up to 3 meters tall, with long thin leaves, and inflorescences that can reach up to 1 meter in length.

  • Decorative Aspect: Its flowers, which appear mainly in summer, are very eye-catching and are frequently used in floral arrangements, decor, and landscaping.

  • Resistance: Pampa grass is quite resilient, adapting well to different soil types and climates, and is capable of withstanding dry periods and strong wind conditions.

  • Rapid Proliferation: It spreads quickly and can form large clumps, which makes it an invasive plant in some regions. Due to its aggressive growth, it can compete with other native species.

  • Landscaping Use: In addition to being used ornamentally in gardens and landscapes, pampa grass is also popular in erosion control projects, due to its ability to form strong root barriers.

Cultivating pampa grass


Pampa grass requires plenty of direct sunlight to grow well. Choose a sunny spot, preferably where the plant can receive 4 to 6 hours of direct sunlight per day. Since the plant can grow quite tall and spread out, it's important to ensure ample space for pampa grass, as it can reach up to 3 meters in height and expand laterally.

Soil
Pampa grass prefers well-drained soils rich in organic matter. It is tolerant of various soil types, but grows best in slightly acidic or neutral soils.

Before planting, it is advisable to improve the soil by adding organic compost or well-rotted manure to provide essential nutrients for the plant's healthy growth.

Planting
Plant pampa grass directly in the ground or in large pots. To plant in pots, choose a large container with good drainage to accommodate the growth of the plant. Leave a spacing of at least 1.5 to 2 meters between seedlings, as the plant can grow quite large both in height and width. You can purchase ready-made seedlings or grow pampa from seeds. If you are seeding, plant the seeds in well-prepared soil and keep the soil moist until germination (which can take 2 to 4 weeks).

Irrigation
During the initial growth period, water regularly to keep the soil moist but not soggy. After establishment, pampa grass is relatively drought-resistant. The plant does not like soggy soil, so make sure the soil has good drainage to avoid root rot.

General care
Pampa grass does not require much fertilization, but annual fertilization with organic compost can aid in its growth. During spring, you can add a balanced fertilizer to stimulate growth. To keep the plant healthy and controlled, annual pruning can be performed, especially after flowering. This helps control size and removes the dead parts of the plant. Pampa grass can spread quickly, so if you do not want it to invade other areas, it is important to control its propagation by removing excess seedlings or rhizomes.

Blooming
Pampa grass starts to bloom in late spring or summer, with its characteristic inflorescences. To maximize blooming, ensure that the plant receives enough sunlight and has space to grow freely.

Common problems
Pampa grass is generally resistant to pests and diseases, but it is always good to remain alert to signs of fungi or insects. Keeping the plant well-ventilated and avoiding over-watering helps prevent these problems.
    CASACOR Publisher is an exclusive content creator agent, developed by the Technology team of CASACOR from the knowledge base of casacor.com.br. This text was edited by Yeska Coelho. [abril-veja-tambem]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[abril-veja-tambem]