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Dwarf Purple Fountain Grass

Pennisetum setaceum 'Dwarf Rubrum'

  • Hardy in zones 9-11, grown as an annual in colder zones where it provides vibrant seasonal color
  • Compact form reaches just 2-3 feet tall and wide, perfect for containers and smaller garden spaces
  • Rich burgundy-purple foliage topped with graceful rose-pink plumes from early summer through fall
  • Drought tolerant once established with minimal maintenance needs and excellent heat resistance
Regular price $1582
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Plant Size

Planting & Care

Where to Plant

Sunlight: Requires at least six to eight hours of direct sunlight daily for best color and fullest growth. Plants grown in partial shade will develop leggy growth with muted foliage color and fewer plumes.

Soil: Thrives in average, well-drained soil. For heavy clay, work in coarse sand or plant in raised beds to improve drainage. This grass tolerates a range of soil types including sandy and rocky conditions as long as water drains freely. Avoid consistently wet or waterlogged areas.

Watering Requirements

Water deeply two to three times per week during the first growing season to establish a strong root system. Once established, this grass becomes quite drought tolerant and typically needs water only once per week during dry periods. Container plantings need more frequent watering than in-ground plants. Consistent moisture produces the most vigorous growth and richest foliage color, but avoid soggy conditions.

Pruning Tips

No pruning required during the growing season. In zones where this grass acts as an annual, simply remove the entire plant after frost kills it back. In zones 9-11 where it returns as a perennial, cut the foliage back to 4-6 inches in late winter before new growth emerges. This keeps plants tidy and encourages fresh, vibrant growth each spring.

Fertilizer Needs

Apply a balanced slow-release fertilizer in early spring when new growth appears. A light feeding promotes healthy foliage color and abundant plumes. Avoid high-nitrogen fertilizers that push excessive leaf growth at the expense of the ornamental plumes. Container plantings benefit from monthly feeding with diluted liquid fertilizer during the active growing season.

Delivery and Shipping

Preorder Shipping Schedule

We ship your plants when it's safe to transport them to your zone. Dates are estimated and subject to weather delays.

Zone 3-4 Week of March 30th
Zone 5 Week of March 16th
Zone 6-12 Week of March 2nd


Shipping Rates

Ships in 3-4 business days • Tracking provided • Weather protected

Under $50 $9.99
$50 - $99.99 $14.99
$100 - $149.99 $16.99
$150 - $198.99 $24.99
$199+ FREE

✓ Zone-specific timing • ✓ Professional packaging • ✓ Health guarantee

Description

Dwarf Purple Fountain Grass (Pennisetum setaceum 'Cupreum') delivers all the drama of its full-sized cousin in a more compact package that fits beautifully in smaller gardens and containers. This ornamental grass forms a tidy mound of deep burgundy-purple foliage that arches gracefully outward, creating a fountain-like silhouette that moves beautifully with every breeze.

Year-Round Interest and Landscape Appeal

From early summer through fall, soft rose-pink plumes emerge on slender stems that dance above the burgundy foliage. These bottlebrush-like flower heads add textural interest and create stunning focal points in borders, rock gardens, and mixed containers. The compact 2-3 foot size makes this grass manageable for foundation plantings, pathway edging, and mass plantings where its rich color creates bold drifts of texture.

In zones 9-11 where this grass returns year after year, it maintains its semi-evergreen foliage through mild winters. In colder zones, gardeners embrace Dwarf Purple Fountain Grass as a fast-growing annual that provides months of spectacular color before frost. Its rapid growth means you get a fully mature specimen in a single growing season.

Versatile Garden Performance

This grass excels in hot, sunny locations where many plants struggle. Its drought tolerance once established makes it ideal for xeriscaping, water-wise gardens, and low-maintenance landscapes. The burgundy foliage creates striking color combinations when paired with bright chartreuse foliage, silver artemisia, or bold orange and yellow flowers. Use it as a thriller in mixed containers where its upright form and rich color anchor entire arrangements.

Wildlife Value and Garden Benefits

Hummingbirds visit the plumes for nesting material, and the flowers attract small beneficial insects. The dense clumping habit provides shelter for ground-dwelling beneficial insects. Deer and rabbits typically avoid this grass, making it reliable in areas with browsing pressure. Unlike its parent species, this cultivar rarely sets viable seed, so it stays where you plant it without spreading throughout the garden.

Dwarf Purple Fountain Grass combines low-maintenance durability with showstopping ornamental appeal. Whether grown as a returning perennial in warm climates or replanted each season in colder zones, this grass delivers reliable garden performance with minimal fuss.

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