Companion Plants
Purple fountain grass (Pennisetum setaceum 'Rubrum') adds dramatic vertical interest to any garden, but pairing it with the right companions can create stunning drought-resistant landscapes. These 10 bold, sun-loving plants enhance its purple hues while thriving in similar conditions—perfect for low-maintenance, high-impact designs.
Lavender 'Hidcote' for Fragrant Purple Harmony
Transform your garden into a fragrant oasis by pairing purple fountain grass with Lavender 'Hidcote'. This compact, silvery-leaved lavender creates a stunning visual and aromatic contrast, while its natural pest-repelling properties protect both plants from aphids and deer.
The silvery foliage and deep purple blooms of 'Hidcote' lavender echo the fountain grass’s color palette while adding texture and fragrance. Plant them in full sun (6+ hours daily) with well-draining soil—they thrive together in Mediterranean-style gardens or pollinator-friendly borders. Prune lavender lightly after flowering to maintain shape.
This pairing is perfect for urban gardeners or those with limited space, as both plants stay compact (2–3 feet tall) and require minimal maintenance. The dual benefits of beauty and pest control make this a must-try combination. 💚
Black Mondo Grass for Deep Contrast
If you crave a bold, high-contrast look in your garden without sacrificing drought tolerance, black mondo grass (Ophiopogon planiscapus 'Nigrescens') is your secret weapon. Its deep, velvety black foliage acts like a living frame, making fountain grass’s purple plumes pop dramatically—especially in hot, dry climates where both thrive.
This evergreen ground cover grows just 4–6 inches tall, forming a dense, weed-suppressing mat that edges fountain grass perfectly. Plant it in full sun to partial shade and water sparingly once established—it’s nearly indestructible. For maximum impact, use it in mass plantings or as a sharp-edged border along pathways or raised beds.
Gardeners in arid regions or those seeking low-maintenance drama will love how black mondo grass elevates fountain grass’s height while adding year-round visual punch. 💚
Red Hot Poker 'Black Adder' for Dramatic Height
When you want to turn heads in your garden, Red Hot Poker 'Black Adder' delivers with its 6-foot-tall spikes of deep red tubular blooms—like fireworks planted in your border. This drought-tolerant stunner pairs perfectly with purple fountain grass, creating a vertical masterpiece that hummingbirds can't resist.
Plant Red Hot Poker in full sun with well-draining soil, and watch it thrive with minimal fuss. The mid-summer to fall blooming period ensures long-lasting drama, while its deer-resistant nature makes it a practical choice for rural gardens. Stagger plantings every 3 feet to create a continuous show.
Perfect for cottage gardeners or those seeking bold focal points, this combo adds height and movement while attracting pollinators. 🌻
Silver Falls Dichondra for Textural Contrast
Tired of your purple fountain grass looking stiff and uninviting? Silver Falls Dichondra transforms it into a lush, cascading waterfall with its silvery-green, vine-like foliage that spills elegantly over containers or ground beds.
This drought-tolerant plant thrives in full sun and pairs perfectly with fountain grass by softening its rigid structure while adding movement. Plant it in containers alongside fountain grass for a modern, spiller effect, or use it as a ground cover to create a flowing contrast in sunny borders.
Urban gardeners and container lovers will adore how Silver Falls Dichondra brings texture without demanding extra care—just water occasionally and watch it thrive alongside your fountain grass. ✨
Dwarf Mexican Bush Sage for Purple Echoes
Looking for a low-maintenance plant that echoes fountain grass’s purple drama without demanding rich soil? Meet dwarf Mexican bush sage (Salvia leucantha), a compact powerhouse with fuzzy purple foliage and lavender blooms that thrive in poor, rocky soil—just like its fountain grass partner.
This drought-tolerant perennial reaches just 12–18 inches tall, making it perfect for rock gardens or as a border plant where it won’t compete for space. Its velvety leaves and late-summer flowers create a soothing purple echo that harmonizes with fountain grass’s upright plumes, while its deer-resistant nature keeps critters at bay. Plant it in full sun for the most vibrant color, and enjoy year-round interest with its silvery stems in winter.
Urban gardeners and rock garden enthusiasts will love how this plant softens sharp edges while requiring almost no care—just occasional pruning to shape. It’s the ideal way to extend your fountain grass’s color story without the fuss. 🌿
Blue Fescue Grass for Sky-Inspired Pairing
Want to transform your garden into a serene prairie escape without the heavy maintenance? Blue fescue grass (Festuca glauca) brings a sky-like coolness to your space, its fine, blue-green blades effortlessly complementing the warm purples of fountain grass. This ornamental grass thrives in full sun to partial shade, making it a versatile choice for modern or native plant gardens.
Plant blue fescue in clusters of 3-5 plants around your fountain grass to create a natural, flowing transition. Its drought-tolerant nature means once established, it requires minimal watering—ideal for low-maintenance landscapes. The contrast between the two grasses mimics the wild beauty of a prairie, adding texture and movement to your garden while attracting pollinators like bees and butterflies.
This pairing is perfect for urban gardeners or anyone craving a low-fuss, high-impact design that blends seamlessly with contemporary or naturalistic styles. 🌿
Coral Bells 'Dragon’s Breath' for Fire and Ice
When you crave dramatic contrast without sacrificing shade tolerance, Coral Bells 'Dragon’s Breath' delivers. This striking perennial’s deep burgundy foliage and soft pink flowers create a fiery counterpoint to fountain grass’s cool purples, making it a standout choice for woodland gardens or shaded borders.
Unlike many companions, 'Dragon’s Breath' thrives in partial to full shade, matching fountain grass’s adaptability while adding year-round interest—its foliage remains vibrant even in winter. Plant it 12–18 inches apart for a lush, layered look, and pair it with ferns or hostas to enhance the woodland vibe. Its low-maintenance nature makes it perfect for gardeners who want bold color without high upkeep.
This duo is especially magical in containers, where the coral bells spill over the edges while fountain grass stands tall—ideal for patios or balconies with dappled shade. 🌷
Yarrow 'Paprika' for Bold Summer Blooms
Want to add a pollinator magnet that harmonizes with your purple fountain grass while keeping your summer garden buzzing? Yarrow 'Paprika' delivers fiery red blooms that echo the grass’s purple tones—creating a stunning color bridge while luring butterflies and bees to your space.
This drought-tolerant perennial thrives in full sun and well-drained soil, making it a low-maintenance choice that blooms from early summer through fall. Its flat-topped clusters provide long-lasting cut flowers, perfect for bouquets or dried arrangements. Plant it in clusters around your fountain grass for a meadow-like effect, or mix it into borders for a bold pop of color.
Gardeners who love pollinator-friendly designs will appreciate how 'Paprika' yarrow complements fountain grass without competing for attention. It’s especially effective in cutting gardens or wildflower meadows where movement and texture matter most. 🌻
Lamb’s Ear 'Silver Frost' for Velvety Softness
Want to add a tactile dimension to your garden while keeping it simple? Lamb’s Ear 'Silver Frost' brings velvety, silvery-white leaves that contrast beautifully with fountain grass’s upright plumes—perfect for sensory gardens or low-maintenance borders.
This drought-tolerant perennial thrives in full sun and well-draining soil, making it an ideal partner for purple fountain grass. Its fuzzy foliage stays soft all season, offering a soothing texture to touch while requiring minimal care. Plant it in clusters at the base of fountain grass to create a lush, layered look without competing for space.
Gardeners who love textural contrast or want to create inviting spaces for all senses will adore this pairing. It’s especially great for urban gardens where space is limited but impact matters most. 💚
Desert Marigold 'Santa Fe' for Golden Accents
Want to inject a burst of sunshine into your purple fountain grass borders? The desert marigold 'Santa Fe' delivers exactly that with its golden-yellow blooms, creating a striking color contrast that feels like a desert sunset.
This drought-tolerant annual thrives in full sun and well-draining soil, mirroring fountain grass’s care requirements. Plant it in clusters around your fountain grass for a pop of color that lasts from early summer through fall. Its long-blooming habit ensures continuous interest, making it ideal for containers or mixed borders where you want to brighten up purples with warmth.
Perfect for gardeners in arid climates or those seeking low-maintenance annuals, this pairing adds both visual drama and a cheerful energy to your outdoor space. 🌻