If you want an ornamental grass with clean structure and strong seasonal change, Panicum virgatum 'Prairie Winds® 'October Sky' is an easy choice. This switchgrass cultivar grows as an upright, clumping warm-season grass with fine-textured foliage and airy summer flower panicles that develop showy seedheads. It gives your planting beds movement and sound in the breeze, plus a strong silhouette that can be left standing for winter interest.

Place it in full sun for the tightest form, but it can also handle part shade. You can use it as a vertical accent in borders, in a prairie-style planting, or massed for a soft screen. Mature size is about 48-60 inches tall, with a spread around 24-36 inches, so give it room to develop its natural clump without crowding neighbors.

Switchgrass is adaptable to many soils, from average garden loam to heavier clay, and it performs well in both moderately dry sites and periodically wet areas once established. Water regularly during the first growing season so the root system can settle in; after that, it is typically resilient through short dry spells. It also works well in rain-garden edges and low spots that occasionally collect water, as long as the site is not constantly waterlogged.

For simple maintenance, cut the clump back in late winter to early spring before new growth starts. You can leave the stems standing through winter for texture and wildlife value, then shear or hand-cut to a few inches above the crown. Divide only when needed to manage size or rejuvenate older clumps. With the right spacing and light, you will get a long-lived, low-fuss grass that pairs beautifully with perennials and other native meadow plants.

Specifications

• Cold hardiness zone: 5-9 (-20 degrees F) - Contact your local extension to confirm hardiness if you are in a fringe zone (we cannot guarantee hardiness in fringe zones)
• Light: Full sun   Part sun
• Mature height: 48-60"
• Spread: 24-36"
• Tolerant of: Drought, Wet Conditions
• Attracts: Birds, Butterflies
• Edible: Yes
• Good for erosion control: Yes
• Native to the U.S.: Yes

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