Switch Grass ‘Prairie Sky’

Common Name: Prairie Sky Switch Grass

Scientific Name: Panicum virgatum ‘Prairie Sky’

Zone: 3 to 9

Blossom Colour: Airy, green‑tinged purplish panicles aging to tan

Flowering Type: Mid‑ to late summer (July–August); seed heads remain attractive into winter

Summer Colour: Powdery steel‑blue foliage forming an upright column

Fall Colour: Soft yellow to parchment‑tan while seed panicles turn buff

Mature Height (ft): 4 to 5 (foliage) ; 5 to 6 with panicles

Mature Spread (ft): 2 to 3

Exposure: Full Sun

Tree Type: Ornamental Clump‑forming Grass (warm‑season, deciduous)

Watering: Low to moderate; highly drought‑tolerant once established but accepts periodic moisture

Fertilization: Usually not needed; in nutrient‑poor soils a light top‑dressing of compost or a balanced slow‑release fertilizer in early spring can boost vigor without causing lodging