Sesleria autumnalis

Sesleria autumnalis is a perennial grass characterized by its dense clumps and smooth, narrow leaves. Flourishing in rocky, calcareous environments, it sustains through cooler seasons, unfurling silver-blue foliage. As autumn approaches, it reveals striking black flower spikes, a unique trait that aids in its identification and adds aesthetic value to its natural landscape.

Scientific classification

Species

Sesleria autumnalis (Sesleria autumnalis)

Grasses, sedges and allies

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Perennial

Lifespan

Grass

Plant Type

30 cm to 61 cm

Plant Height

15 cm to 30 cm

Spread

Green

Leaf Color

Spring, Summer, Fall

Growth Season

Quickly Identify Sesleria autumnalis

Compact tufts reaching 12 inches (30 cm) in height and width.

Bluish-purple flower spikes adding 6 inches (15 cm) to height.

Narrow, blunt-ended lime-green blades providing soft texture.

Erect inflorescence with silvery white small clustered flowers, 2-3 feet (60-90 cm) tall.

Linear, lime green leaves up to 10 inches (25 cm) long, with prominent midrib and parallel veins.

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Care Guide for Sesleria autumnalis

Every week

Water

Full sun

Sunlight

Garden Soil

Soil Type

Water: Originating from temperate regions, sesleria autumnalis prefers moderate moisture, thriving with weekly watering. It benefits from well-draining soil that replicates its natural habitat, and its strong root system efficiently utilizes available water during its active growing season.

Pruning: Sesleria autumnalis is a hardy, perennial grass characterized by dense foliage and yellow-green leaves. Prune in early spring to remove dead leaves and improve air circulation, trimming only the outer leaves to maintain shape. This promotes healthy growth, reduces disease risk, and enhances overall vigor.

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