Perennial Ornamental Grass - Calamagrostis Karl Forester

Perennial Ornamental Grass - Calamagrostis Karl Forester is a renowned feather reed grass valued for its strong vertical lines, dense plumes, and exceptional hardiness, making it a top pick for modern landscapes, borders, and urban gardens. This ornamental grass features slender green foliage and tall, feathery flower spikes that provide year-round interest and architectural appeal. Calamagrostis Karl Forester is extremely low-maintenance, thriving in diverse soil types and weathering cold climates with ease. Its upright habit helps define spaces, while its tolerance to wind, drought, and urban pollution ensures lasting performance and beauty in both residential and commercial settings.

Key Features

Provides striking vertical accents and structure in garden designs. Produces dense, feathery plumes that persist into winter for extended visual interest. Extremely hardy and reliable, thriving in cold and exposed locations. Tolerates drought, wind, and urban pollution with minimal care. Clumping habit prevents unwanted spreading and maintains tidy appearance. Attracts birds and beneficial insects, supporting a healthy garden ecosystem.

Plant Care Instructions

1. Light Requirements: Prefers full sun for a minimum of 6 hours daily.

2. Watering: Water deeply during establishment; once established, water during extended dry periods only.

3. Soil Type: Performs best in well-draining, moderately fertile soils. Tolerates clay or sandy conditions with good drainage.

4. Temperature & Hardiness Zone: Hardy to Zone 3b; withstands temperatures to -37°C. No special frost protection needed.

5. Fertilizer: Apply a balanced slow-release fertilizer in early spring to support robust growth.

6. Pruning & Maintenance: Trim back old foliage to just above ground level in late winter or early spring before new growth begins.

7. Special Notes: Maintains attractive appearance year-round; no special overwintering required in Zone 3b.