Tall ornamental grasses for privacy are a fast-growing, low-maintenance alternative to fences and hedges. They screen patios, pools, and property lines while adding movement, texture, and year-round interest to the landscape. Unlike solid fences, grasses filter wind, soften noise, and provide habitat for birds and beneficial insects.
Effective privacy screening depends on the species, mature height, and growing conditions. Some grasses reach 8 to 12 feet and hold their form through winter, while others flop in wind or die back to the ground. Matching the grass to your climate, sunlight, and soil type is essential for a dense, long-lasting screen.
Privacy grasses are often planted along property lines, pool decks, and seating areas, so selection must account for spread, invasiveness, and maintenance. Some species self-seed aggressively, and others require cutting back each spring to stay tidy.
In this guide, we review the best tall ornamental grasses for privacy by examining height, hardiness, sunlight needs, and maintenance, along with planting and care practices for a dense screen.
Tall Ornamental Grasses For Privacy: Top 15 Options
1. Miscanthus ‘Giganteus’ – Best Overall Tall Ornamental Grass For Privacy
Miscanthus ‘Giganteus’ is the best overall tall ornamental grass for privacy because it reaches 10 to 12 feet in a single season and holds upright form through winter. It forms a dense, impenetrable screen that blocks sightlines and wind within two growing seasons.
- 🔥 SPECTACULAR FLAME-LIKE FALL COLOR Flame Grass transforms from rich green summer foliage into brilliant shades of orange, scarlet, crimson, and burgundy in autumn, creating a dramatic focal point in any landscape.
- 🌾 TALL ORNAMENTAL GRASS WITH PLUMES Produces graceful, upright clumps topped with elegant silvery flower plumes that provide beauty, texture, and movement from late summer through winter.
Planting is usually done in spring after the last frost, spaced 3 to 4 feet apart to form a solid wall. Full sun and moist, well-drained soil produce the tallest growth, while partial shade reduces height and stem strength. Because the grass is sterile, it spreads by rhizome rather than seed, so a root barrier helps contain it near garden beds.
The clumps of Miscanthus ‘Giganteus’ from Greenwood Nursery are hardy in zones 5 to 9 and require cutting back to 6 inches in late winter before new growth emerges.
2. Giant Reed – Best For Fast-Growing Privacy Screens
Giant reed is a fast-growing privacy grass that can reach 12 to 20 feet in a single season. It forms thick colonies of hollow stems and broad leaves that block wind and sightlines quickly.
- Complete Living Plants: Receive 10 healthy horsetail reed plants (Equisetum Hyemale) with established root systems, shipped in plastic bags with soil to ensure they arrive ready for planting and quick establishment in your garden or landscape
- Bamboo-Like Appearance: These striking plants feature distinctive segmented stems that closely resemble miniature bamboo, adding an elegant architectural element and exotic Asian-inspired aesthetic to water features, borders, or container gardens
Planting is best done in spring in full sun and moist soil, where it establishes rapidly. Because it spreads aggressively by rhizome, a sturdy root barrier and a contained planting area are essential. Regular cutting back in late winter keeps growth tidy and prevents it from overtaking nearby beds.
The rhizomes of Giant Reed from Nature Hills Nursery are hardy in zones 6 to 10 but are considered invasive in some warm regions, so check local restrictions before planting.
3. Pampas Grass – Best For Dramatic Privacy Screens
Pampas grass is a dramatic privacy grass that reaches 8 to 10 feet with large, feathery plumes in late summer. It forms a bold screen that blocks sightlines and adds strong vertical interest to the landscape.
- BEAUTIFUL ORNAMENTAL GRASS: Pampas Grass (Cortaderia selloana) produces tall, feathery plumes that add elegance and movement to any garden or landscape.
- IMPRESSIVE HEIGHT AND TEXTURE: Grows up to 6–10 feet tall, creating a stunning focal point, privacy screen, or natural windbreak.
Planting is best done in spring in full sun and well-drained soil, spaced 6 to 8 feet apart for a solid screen. Because the foliage has sharp edges, keep it away from walkways and play areas. Cutting back to 12 inches in late winter removes old growth and encourages fresh plumes.
The clumps of Pampas Grass from Fast Growing Trees are hardy in zones 7 to 11 but self-seed readily, so remove plumes before they shatter to prevent spread.
4. Switchgrass – Best Native Privacy Grass
Switchgrass is a native privacy grass that reaches 4 to 6 feet and forms a dense, upright screen. It provides year-round structure and supports birds and pollinators.
- Hardy in USDA Zones 4-9. Due to varying agricultural regulations, we do not ship to the following states: AK, AZ, CA, CO, ID, MT, NV, OR, UT, WA and HI.
- Full Sun, Native Cultivar
Planting is best done in spring in full sun and a range of soil types, including poor and wet soils. Because it is native and deep-rooted, it tolerates drought and requires little maintenance. Cutting back to 6 inches in late winter keeps the clump tidy and encourages fresh growth.
The clumps of Switchgrass from Prairie Nursery are hardy in zones 3 to 9 and provide a native alternative to invasive privacy grasses.
5. Ravenna Grass – Best For Winter Privacy
Ravenna grass is a tall privacy grass that reaches 8 to 12 feet and holds its silvery plumes through winter. It forms a dense screen that blocks sightlines and wind even after frost.
- BEAUTIFUL ORNAMENTAL FOLIAGE - Add natural beauty, texture, and movement to your landscape with these attractive live plants. Their graceful foliage creates visual interest in garden beds, borders, and naturalized planting areas.
- HEALTHY LIVE PLANT PLUGS - Receive young, rooted starter plants ready for transplanting. Each plug features an established root system and is carefully packaged to help protect the plants during shipping.
Planting is best done in spring in full sun and well-drained soil, spaced 5 to 6 feet apart for a solid screen. Because it is drought tolerant once established, it works well in low-water landscapes. Cutting back to 12 inches in late winter removes old growth and encourages fresh stems.
The clumps of Ravenna Grass from Plant Delights Nursery are hardy in zones 6 to 9 and provide winter structure when most other grasses have collapsed.
6. Maiden Grass – Best For Fine-Textured Screens
Maiden grass is a fine-textured privacy grass that reaches 5 to 7 feet with silvery plumes in late summer. It forms an elegant, arching screen that moves in the wind and adds softness to the landscape.
- LIVE MISCANTHUS STARTER PLUGS – Receive healthy young Miscanthus sinensis ‘Gracillimus’ plants ready for transplanting into your garden, landscape, or larger containers. Select your desired pack size when ordering.
- TALL, GRACEFUL ORNAMENTAL GRASS – Gracillimus Maiden Grass develops into a large, arching clump of narrow green foliage, adding height, movement, and texture to landscapes.
Planting is best done in spring in full sun and well-drained soil, spaced 4 to 5 feet apart for a solid screen. Because it tolerates a range of soils, it adapts well to most gardens. Cutting back to 6 inches in late winter removes old growth and encourages fresh stems.
The clumps of Maiden Grass from Monrovia are hardy in zones 5 to 9 and provide reliable screening without aggressive spread.
7. Zebra Grass – Best Variegated Privacy Grass
Zebra grass is a variegated privacy grass that reaches 5 to 7 feet with horizontal yellow bands on green leaves. It forms a striking screen that adds color and texture to the landscape.
- Mature Height: 4-8 ft.
- Light Requirements: Full Sun, partial shade
Planting is best done in spring in full sun and well-drained soil, spaced 4 to 5 feet apart for a solid screen. Because the variegation is strongest in full sun, shade reduces the banding. Cutting back to 6 inches in late winter removes old growth and encourages fresh stems.
The clumps of Zebra Grass from Fast Growing Trees are hardy in zones 5 to 9 and provide reliable screening with striking foliage color.
8. Fountain Grass – Best For Compact Privacy Borders
Fountain grass is a compact privacy grass that reaches 3 to 5 feet with arching, bottlebrush-like plumes. It forms a soft border that screens low sightlines and adds movement to patios and walkways.
- Drought-tolerant and low maintenance
- Compact and versatile
Planting is best done in spring in full sun and well-drained soil, spaced 3 to 4 feet apart for a solid border. Because it prefers dry conditions, it performs well in low-water landscapes. Cutting back to 6 inches in late winter removes old growth and encourages fresh plumes.
The clumps of Fountain Grass from Monrovia are hardy in zones 5 to 9 but self-seed in warm climates, so remove plumes before they shatter to prevent spread.
9. Feather Reed Grass – Best For Upright Privacy Screens
Feather reed grass is an upright privacy grass that reaches 4 to 6 feet with narrow, wheat-colored plumes in summer. It forms a dense vertical screen that stands through winter and adds strong structure to the landscape.
- Elegant Upright Growth – Forms tall, narrow clumps (3–5 ft. mature height) ideal for vertical garden accents and borders.
- Showy Feathery Plumes – Soft pinkish-tan flower spikes appear in early summer and mature to golden wheat tones for extended seasonal interest.
Planting is best done in spring in full sun to partial shade and moist, well-drained soil, spaced 3 to 4 feet apart for a solid screen. Because it tolerates clay and wet soils, it adapts well to challenging sites. Cutting back to 6 inches in late winter removes old growth and encourages fresh stems.
The clumps of Feather Reed Grass from Monrovia are hardy in zones 4 to 9 and provide reliable screening without aggressive spread.
10. Big Bluestem – Best Native Prairie Privacy Grass
Big bluestem is a native prairie privacy grass that reaches 6 to 8 feet with blue-green stems and bronze fall color. It forms a dense screen that supports wildlife and adds prairie character to the landscape.
Planting is best done in spring in full sun and well-drained soil, spaced 3 to 4 feet apart for a solid screen. Because it is deep-rooted and drought tolerant, it performs well in low-water landscapes. Cutting back to 6 inches in late winter removes old growth and encourages fresh stems.
The clumps of Big Bluestem from Prairie Nursery are hardy in zones 3 to 9 and provide native screening with strong fall color.
11. Indian Grass – Best For Naturalistic Privacy Screens
Indian grass is a native privacy grass that reaches 5 to 7 feet with golden plumes and orange fall color. It forms a naturalistic screen that supports birds and pollinators.
- NATIVE PRAIRIE INDIANGRASS SEEDS: Heirloom, non-GMO open-pollinated North American native grass seeds with high germination rates; adapted to USDA zones 4-9
- POLLINATOR PARADISE: Highly ornamental bunchgrass supports native bees, butterflies, and birds; drought-tolerant perennial with extensive root system for erosion control, creates essential tallgrass prairie habitat with low water needs once established
Planting is best done in spring in full sun and well-drained soil, spaced 3 to 4 feet apart for a solid screen. Because it is drought tolerant once established, it performs well in low-water landscapes. Cutting back to 6 inches in late winter removes old growth and encourages fresh stems.
The clumps of Indian Grass from Prairie Nursery are hardy in zones 4 to 9 and provide native screening with strong fall color.
12. Silver Grass – Best For Silvery Privacy Screens
Silver grass is a fine-textured privacy grass that reaches 5 to 7 feet with silvery plumes in late summer. It forms a soft, dense screen that moves in the wind and adds shimmer to the landscape.
Planting is best done in spring in full sun and well-drained soil, spaced 4 to 5 feet apart for a solid screen. Because it tolerates a range of soils, it adapts well to most gardens. Cutting back to 6 inches in late winter removes old growth and encourages fresh stems.
The clumps of Silver Grass from Monrovia are hardy in zones 5 to 9 and provide reliable screening with soft, silvery plumes.
13. Sugarcane – Best Tropical Privacy Grass
Sugarcane is a tropical privacy grass that reaches 8 to 12 feet with thick, cane-like stems and broad leaves. It forms a dense screen that blocks sightlines and wind in warm climates.
- SET OF 3SUGARCANE PLANTS: Includes four live sugarcane starter plants, each measuring approximately 5 to 7 inches tall and ready to grow.
- EXCEPTIONALLY SWEET VARIETY: These sugarcane plants are known for producing very sweet cane, making them a rewarding addition to any home garden.
Planting is best done in spring in full sun and moist, well-drained soil, spaced 3 to 4 feet apart for a solid screen. Because it needs heat and water, it performs best in warm, humid climates. Cutting back to 12 inches in late winter removes old growth and encourages fresh canes.
The canes of Sugarcane from Florida Hill Nursery are hardy in zones 8 to 11 and provide fast tropical screening in warm regions.
14. Bamboo – Best Fast-Growing Privacy Screen
Bamboo is a fast-growing privacy grass that reaches 10 to 20 feet depending on the species. It forms a dense, evergreen screen that blocks sightlines and wind within two to three seasons.
- Premium live lucky bamboo plants indoor set of three stalks with height variation - two 4-inch and one 6-inch for dynamic desk decor in homes or offices.
- Easy-care low maintenance plants thriving with weekly water changes using distilled water, ideal for beginners in indirect light conditions.
Planting is best done in spring in full sun to partial shade and moist, well-drained soil, spaced 3 to 5 feet apart for a solid screen. Because running bamboo spreads aggressively, a sturdy rhizome barrier is essential. Clumping bamboo is slower to spread and better suited to small gardens.
The rhizomes of Bamboo from Lewis Bamboo are hardy in zones 5 to 10 depending on the species, and clumping types provide reliable screening without aggressive spread.
15. Vetiver Grass – Best For Erosion And Privacy
Vetiver grass is a clumping privacy grass that reaches 4 to 6 feet with deep, fibrous roots. It forms a dense screen that controls erosion and blocks low sightlines on slopes and property edges.
- Live Vetiver Grass Slips – rooted slips ready to plant.
- Deep-rooted vetiver grass helps stabilize soil and manage water runoff.
Planting is best done in spring in full sun and well-drained soil, spaced 1 to 2 feet apart for a solid hedge. Because the roots grow deep and vertical, it stabilizes slopes and tolerates drought once established. Cutting back to 12 inches in late winter removes old growth and encourages fresh stems.
The clumps of Vetiver Grass from Vetiver Farms are hardy in zones 7 to 11 and provide non-invasive screening with strong erosion control.
Tips For Planting Tall Ornamental Grasses For Privacy
- Identify your climate first: Confirm the USDA hardiness zone and choose grasses that survive your winters. Warm-climate grasses like sugarcane and vetiver cannot handle hard freezes.
- Check mature height: Choose grasses that reach at least 1 to 2 feet above your sightline at maturity. Short grasses will not screen patios or second-story windows.
- Choose clumping over running: Clumping grasses stay in place, while running types spread aggressively and require a sturdy rhizome barrier.
- Plant in spring: Spring planting gives grasses a full season to establish roots before winter. Space plants 3 to 5 feet apart for a dense screen within two seasons.
- Provide full sun: Most tall grasses need at least six hours of direct sun to reach full height and stand upright. Shade reduces stem strength and causes flopping.
- Cut back in late winter: Remove old growth to 6 to 12 inches before new shoots emerge. This keeps clumps tidy and encourages fresh stems.
- Monitor and contain: Scout for self-seeding and rhizome spread each season. Remove plumes before they shatter and install root barriers where needed.
Frequently Asked Questions
1. What are the best tall ornamental grasses for privacy?
Miscanthus ‘Giganteus’ is the best overall tall ornamental grass for privacy because it reaches 10 to 12 feet and holds upright form through winter. Giant reed and bamboo are best for fast-growing screens, while switchgrass and big bluestem are best for native plantings.
2. How fast do tall ornamental grasses grow for privacy?
Most tall grasses reach mature height within two to three growing seasons. Fast growers like giant reed, bamboo, and Miscanthus ‘Giganteus’ can form a solid screen within one to two seasons.
3. Do ornamental grasses stay green year-round?
Most ornamental grasses go dormant in winter and turn tan or brown. Evergreen options like bamboo and some sedges hold color year-round, while others provide winter structure through dried stems and plumes.
4. How far apart should I plant privacy grasses?
Space clumping grasses 3 to 5 feet apart and running types 2 to 3 feet apart behind a rhizome barrier. Closer spacing fills in faster but requires more plants and higher cost.
5. Do tall ornamental grasses come back every year?
Yes, most tall ornamental grasses are perennials that return each spring from the root crown. Cut back old growth in late winter to encourage fresh stems.
6. Are tall ornamental grasses invasive?
Some species, like giant reed, pampas grass, and running bamboo, are invasive in certain regions. Choose clumping or native species like switchgrass and big bluestem for non-invasive screening.
7. What is the difference between clumping and running grasses?
Clumping grasses grow in tight, expanding clumps and stay where planted. Running grasses spread aggressively by rhizome and can overtake gardens without a root barrier. Choose clumping types for small landscapes and property lines.
Conclusion
Miscanthus ‘Giganteus’ is the best overall tall ornamental grass for privacy because it reaches 10 to 12 feet and holds upright form through winter. Giant reed and bamboo follow closely as the best options for fast-growing screens, while switchgrass, big bluestem, and Indian grass are best for native plantings.
For compact borders and fine texture, maiden grass, zebra grass, fountain grass, and feather reed grass provide reliable screening without aggressive spread. Warm-climate growers can rely on sugarcane and vetiver grass for tropical screening and erosion control.
Effective privacy screening requires matching the grass to your climate, checking mature height, choosing clumping over running types, planting in spring, and cutting back in late winter. Consistent care keeps screens dense, upright, and long-lasting.
Start your privacy screen this season, choose the right grass for your site, and plan for spring planting and winter cutback each year. Consistent effort over two to three seasons delivers a dense, living screen that blocks sightlines, filters wind, and adds year-round beauty.