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SMOKING GUN SWITCH GRASS

Image property of and used with permission from Walters Gardens
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#6980

SMOKING GUN SWITCH GRASS

Panicum virgatum 'Smoking Gun'
PP32373 Plant propagation prohibited

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  THIS PLANT IS PROHIBITED IN THESE STATES: OR, UT (Details)

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Eco gallon Potted (SKU: 20821)
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List Price $25.00 Per Plant

Walters Gardens

Hardiness Zone: 4-9   ·   Mature Height: 38-42 Inches   ·   Mature Spread: 18-24 Inches

For gardeners who appreciate a formal look from native plants, Smoking Gun Switch Grass delivers exceptional style while supporting native ecology. This compact, upright selection of native switch grass forms dense clumps of medium green foliage that remain neat and vertical throughout the growing season. As late summer arrives, impressive plumes of smoky seed heads emerge well above the foliage, which inspired its memorable name. The plumes dance with every breeze while maintaining the plant's refined silhouette, adding movement and texture that complement both formal and naturalistic landscapes. Whether planted as a specimen or repeated throughout the garden, its graceful presence elevates every season. Smoking Gun Switch Grass continues to perform long after flowering has finished. As autumn progresses, the foliage develops warm seasonal tones before fading to handsome tan shades that persist well into winter. The sturdy stems remain standing through much of the colder months, providing valuable shelter for birds while the seed heads offer an important natural food source. This North American native adapts to an impressive range of growing conditions, tolerating clay, sandy, average, and periodically wet soils while also showing excellent drought tolerance once established. Smoking Gun creates a strong vertical accent without demanding excessive space. Smoking Gun Switch Grass is a hardworking landscape plant that blends beauty with resilience. Its naturally upright habit resists flopping better than many taller ornamental grasses, making it an excellent choice for perennial borders, prairie-style gardens, rain gardens, wildlife plantings, and modern landscape designs. Deer typically leave it alone, while its tolerance for Black Walnut, salt, and varying soil conditions makes it adaptable to challenging sites. The attractive seed heads are equally valuable for fresh and dried floral arrangements, extending their beauty indoors after the growing season. Easy to grow, versatile, and native to North American landscapes, Smoking Gun Switch Grass offers dependable performance and striking visual interest every season of the year.

SMOKING GUN SWITCH GRASS Plant Characteristics

Brand*
Oklahoma Proven
Flower Color*
Black
Blue
Bronze/Tan/Brown
Growth Habit*
Columnar/Narrow Growing
Specimen
Growth Rate*
Fast
Leaf Color Fall*
Green
Light Green/Chartreuse
Tan/Beige
Leaf Color Spring*
Blue
Green
Leaf Color Summer*
Blue
Green
Leaf Color Winter*
Beige/Brown
Dark Yellow/Gold
Leaf Type*
Deciduous/Herbaceous
Nature Assets*
Deer Resistant
Plant Type*
Ornamental Grass
Preferred Planting Season*
Spring Planting
Summer Planting
Preferred Soil Conditions*
Adapts Well to Most Soil Types
Average
Drought Tolerant
Moist
Well-Drained
Propagation Methods*
Cuttings or Divisions

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SMOKING GUN SWITCH GRASS Homeowner Growing & Maintenance Tips

  • Recommended Soil:
    • Adapts well to average, sandy, clay, and moderately fertile soils.
    • Performs best in well-drained soil but tolerates periodic moisture and occasional flooding.
    • Thrives in slightly acidic to neutral soil conditions.
    • Avoid consistently waterlogged sites with poor drainage to reduce the risk of crown rot.

  • Sun Exposure:
    • Full sun encourages the strongest upright growth and fullest seedhead display.
    • Light shade is tolerated but may result in a looser growth habit.
    • Bright exposure enhances seasonal foliage color and sturdy stems.
    • Excellent for open landscapes with good air circulation.

  • Irrigation Needs:
    • Water regularly during establishment to encourage deep rooting.
    • Once established, it demonstrates excellent drought tolerance.
    • Handles both average moisture and short periods of wet soil with ease.
    • Supplemental watering during prolonged drought helps maintain lush foliage.

  • Feeding & Nutrients:
    • Typically requires little supplemental fertilizer.
    • A light spring application of balanced fertilizer is sufficient in poorer soils.
    • Avoid overly rich soils or excessive fertilization that may reduce stem strength.
    • Organic compost may be added sparingly to improve long-term soil health.

  • Pruning & Maintenance:
    • Leave foliage and seedheads standing through winter for seasonal interest and wildlife habitat.
    • Cut plants back to just above ground level in late winter or early spring before new growth emerges.
    • Divide mature clumps every several years if rejuvenation becomes necessary.
    • Generally low maintenance with few significant insect or disease concerns.

Family: Poaceae · Common Name: Switch Grass

FREE with every plant purchased:

  • The Sooner Guarantee: For details, click here!
  • A pre-applied, pre-measured amount of time release fertilizer that keeps your plant well nourished for up to one year.
  • Pre-hydrated Hydro-Gels are included in the top of each container to use when planting as they help retain soil moisture, and plants will establish more quickly with less transplant shock. Plants will also survive drought-like conditions and accidental missed waterings better.
  • Planting and Care Instruction brochure.
  • Catalogs of new and exciting plant brands, such as Garden Debut® and Proven Winners®.

DIY Irrigation SuppliesWe use and recommend www.dripdepot.com for our irrigation needs, from simple to install micro and drip systems, to commercial grade irrigation parts and supplies.

DIY Irrigation SuppliesWe use and recommend www.dripdepot.com for our irrigation needs, from simple to install micro and drip systems, to commercial grade irrigation parts and supplies.

Interesting Notes About SMOKING GUN SWITCH GRASS

  • A Prairie Original: Switch Grass is a true North American native that once formed a major part of the vast tallgrass prairies, where its deep roots helped stabilize soil and support diverse ecosystems.
  • Built for Every Season: 'Smoking Gun' offers visual interest long after flowering, with airy seedheads and upright stems that remain attractive well into winter, even after frost has arrived.
  • A Wildlife Lifeline: The persistent seedheads provide an important winter food source for songbirds, while the dense clumps offer valuable shelter during cold weather.
  • Deep Roots, Strong Plants: Like other switch grasses, this selection develops an extensive root system that improves drought tolerance, reduces erosion, and helps it thrive in a wide variety of landscape conditions.
  • More Than Just Beautiful: Native switch grass has long been studied for its environmental benefits, including soil conservation, habitat restoration, and its potential as a renewable bioenergy crop, making it one of North America's most ecologically important grasses.