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Best Ornamental Grasses to Elevate Your Landscape Design

Published on
April 2, 2025
Best Ornamental Grasses to Elevate Your Landscape Design
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Balcony Gardening Q&A

Q: Do I need a lot of direct sunlight per day to start a balcony garden?

A: No. While cherry tomatoes need 6-8 hours of direct sunlight per day, leafy greens and herbs like parsley or chive thrive in partial shade. Simply choose the right plants for your specific amount of sun.

Q: Can I use standard garden soil in my balcony pots?

A: No. Standard garden soil is too heavy and compacts easily. Always use a high-quality, well-draining potting soil mixed with peat moss and compost for your container garden.

Q: How often should I be watering my plants on a balcony or rooftop?

A: Check daily. Stick your finger an inch into the soil; if it is dry, it is time to water. Container plants dry out quickly, so ensure pots have holes in the bottom and consider self-watering pots for convenience.

Outdoor Foliage Plants Q&A

Q: Why are my shade-loving plants losing their variegated leaves?

A: If a plant with unique foliage or variegated leaves (like a Hosta) is planted in deep, absolute shade, it may revert to producing solid dark green leaves to maximize its chlorophyll production. Moving it to an area with light shade or dappled morning light often restores the vibrant array of color.

Q: What does it mean when a plant is "drought tolerant"?

A: Drought tolerant plants, like Dusty Miller with its thick silver foliage, have adapted to survive long periods with very little water. However, "tolerant" does not mean "immune." They still grow best with occasional deep watering, especially when planted in containers that tend to dry out rapidly.

Q: Can I mix these outdoor foliage plants into my existing herb garden?

A: Absolutely! Many gardeners slip a colorful container of Coleus or Sweet Potato Vine right next to their raised beds or herb garden to add a splash of non-edible color to the functional space. Just ensure the light requirements match the surrounding plants.

Indoor Garden Q&A

Q: Do I really need a grow light, or is my sunny window enough to grow plants indoors?

A window is fine for a low-light houseplant. However, to grow vegetables indoors, start a robust indoor herb garden, or grow any edible plants to grow successfully, you absolutely need a grow light. Windows filter usable light, and winter daylight is too short during the growing season. LED lights are the best tip to give your indoor garden a great start.

Q: My indoor vegetable seedling keeps falling over and dying at the base. What am I doing wrong?

This is "damping off," a fungal disease from overly wet potting soil and poor airflow. To prevent this, ensure your pot has a functional drainage hole, never let the seedling sit in water, and remove humidity domes the moment seeds sprout. A gentle fan nearby also helps.

Q: I live in a very small space. What are the best plants to grow that won't take over my apartment?

For a small garden, focus on vertical growth. An indoor herb garden using a windowsill herb garden planter is perfect. For edible plants, try growing micro varieties of vegetables or leafy greens in a small indoor container. Try easy to grow at home trailing plants like Pothos that hang from the ceiling to save space to grow.

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Discovering ornamental grasses felt like unlocking a secret corner of gardening. These plants have a way of adding texture, height, and movement in a way that flowers sometimes can’t and with their subtle textures and swaying forms, they bring a calm, natural look to any garden. They’re not the most obvious choice when planning a garden, but trust me—once you start using them, you’ll find they tie everything together beautifully.

13 Best Ornamental Grasses For your Landscape

Best ornamental grasses infographic: feather reed grass, fountain grass, japanese forest grass, maiden grass, blue oat grass

So, let’s explore different varieties of perennial ornamental grasses and see which ones might suit your style.

1. Feather Reed Grass (Calamagrostis x acutiflora)

Feather Reed Grass (Calamagrostis x acutiflora) grass thriving outdoors

Feather Reed Grass is a classic choice for adding vertical interest to your garden. You'll love its neat, upright form, which stays strong even when the wind picks up. It grows tall—around 4 to 6 feet—making it perfect for borders or as a backdrop for shorter plants. The feathery plumes start off green in early summer, turning to a warm golden hue as the seasons shift to fall. It’s the kind of grass that provides year-round interest, as it looks striking even in winter with a dusting of frost.

Quick Tips

Water: Water deeply once a week, especially during dry spells.

Soil: Prefers loamy, well-drained soil with a neutral pH.

Light: Needs 6–8 hours of full sun daily.

Temp: Thrives in temperatures between 15°C to 30°C (60°F to 85°F).

Humidity: Prefers moderate humidity; thrives in open garden beds where air circulates well.

2. Japanese Forest Grass (Hakonechloa macra)

Japanese Forest Grass (Hakonechloa macra) in a civilized area by some chairs

Japanese Forest Grass is one of my personal favorites for adding a soft, flowing texture to shady spots in the garden. Its lime-green leaves cascade gracefully, giving it a gentle, almost waterfall-like appearance. Over time, it can reach about 1 to 2 feet tall, and in the fall, the leaves turn a stunning golden-yellow. It’s not the fastest grower, but its slow, steady development is worth the wait, especially in shaded or woodland gardens. This grass is perfect if you want to brighten up a dark corner with some subtle elegance.

Quick Tips

Water: Keep the soil consistently moist but not soggy; water 2–3 times a week.

Soil: Thrives in rich, well-draining soil with plenty of organic matter.

Light: Prefers 4–6 hours of filtered sunlight or partial shade.

Temp: Ideal temperatures range from 10°C to 25°C (50°F to 77°F).

Humidity: Enjoys higher humidity; perfect for moist, shaded woodland gardens.

3. Blue Oat Grass (Helictotrichon sempervirens)

Blue Oat Grass (Helictotrichon sempervirens) outdoors thriving

Blue Oat Grass is a standout with its spiky, blue-grey foliage that gives it a unique, almost metallic look. Growing up to 2 to 3 feet tall, it adds a modern, structured feel to rock gardens, borders, or even large containers. The plant produces delicate, oat-like flowers in early summer that rise above the foliage, adding a bit of extra height and movement. If you’re looking for a hardy, low-maintenance plant that’s a bit different from the usual green, Blue Oat Grass is a great option.

Quick Tips

Water: Water moderately, allowing the soil to dry between waterings—about once a week.

Soil: Best in sandy or rocky, well-drained soil.

Light: Requires 6–8 hours of full sun for optimal growth.

Temp: Grows well in temperatures of 15°C to 30°C (60°F to 85°F).

Humidity: Prefers low to moderate humidity; thrives in open, well-ventilated spaces.

4. Fountain Grass (Pennisetum alopecuroides)

Fountain Grass (Pennisetum alopecuroides) thriving outdoors

Fountain Grass is a gorgeous ornamental grass that really lives up to its name. It has arching plumes that resemble a fountain of fluffy flowers, adding movement and grace to the garden. Growing up to 3 feet tall, it’s perfect for adding texture to borders, containers, or along pathways. The plumes start off a soft pinkish color and gradually turn tan as the season progresses. I recommend planting it in spots where the wind can catch it, so you can watch the plumes dance in the breeze.

Quick Tips

Water: Water deeply once a week; more often in extremely hot weather.

Soil: Prefers well-drained soil, tolerating poor conditions.

Light: Needs 6–8 hours of full sun to produce the best blooms.

Temp: Thrives in temperatures from 20°C to 35°C (68°F to 95°F).

Humidity: Tolerates low humidity; great for sunny, drought-tolerant gardens.

5. Maiden Grass (Miscanthus sinensis)

Maiden Grass (Miscanthus sinensis) thriving outdoors

Maiden Grass is a tall, elegant ornamental grass that can reach heights of up to 6 feet. Its arching leaves and feathery plumes create a graceful effect in the garden. The plumes, which appear in late summer, shift from a silvery color to a beautiful bronze by fall, adding seasonal interest. Maiden Grass is one of those plants that looks great in large spaces where it can really show off its size and movement. I love using it as a focal point or a privacy screen in the garden.

Quick Tips

Water: Water once a week, ensuring the soil is moist but not soggy.

Soil: Grows best in well-drained, fertile soil with a neutral pH.

Light: Requires 6–8 hours of sunlight daily.

Temp: Thrives in temperatures of 15°C to 30°C (60°F to 85°F).

Humidity: Prefers moderate humidity; ideal for garden beds that get some afternoon shade.

6. Pampas Grass (Cortaderia selloana)

Pampas Grass (Cortaderia selloana) thriving outdoors in a field

This perennial grass is known for its dramatic, fluffy plumes that can reach up to 10 feet tall. If you want a plant that makes a bold statement, this is the one. Its large, feathery blooms tower above its sharp-edged green leaves, creating a striking visual impact. It’s drought-tolerant and fairly easy to care for, but be warned—it can grow quite large, so make sure you’ve got enough space for this beauty to spread out.

Quick Tips

Water: Water weekly; more frequently in extremely dry periods.

Soil: Prefers well-drained, sandy soil but can tolerate a range of soils.

Light: Needs full sun for at least 6–8 hours a day.

Temp: Grows well in warm climates, around 20°C to 35°C (68°F to 95°F).

Humidity: Thrives in moderate to low humidity; ideal for coastal gardens.

7. Little Bluestem Grass (Schizachyrium scoparium)

Little Bluestem Grass (Schizachyrium scoparium) out in a garden thriving

Little Bluestem is a native grass that’s perfect for adding seasonal color to your garden. Its blue-green foliage turns a beautiful red-orange in the fall, providing stunning color contrast. Reaching about 2 to 4 feet tall, it’s a compact and drought-tolerant grass, making it ideal for prairie-style gardens or low-water landscapes. It’s also a great option for gardeners looking to attract wildlife, as its seeds provide food for birds in the winter.

Quick Tips

Water: Water sparingly; this grass is drought-tolerant once established.

Soil: Thrives in dry, well-drained soils; sandy or rocky types are ideal.

Light: Requires full sun, at least 6 hours daily.

Temp: Grows best in temperatures of 15°C to 30°C (60°F to 85°F).

Humidity: Prefers low humidity; excellent for open meadows or dry garden beds.

8. Pink Muhly Grass (Muhlenbergia capillaris)

Pink Muhly Grass (Muhlenbergia capillaris) outdoors in a civilized area thriving

Pink Muhly Grass is an absolute showstopper in the fall, with its soft, cloud-like pink plumes that float above its green foliage. This grass grows about 3 feet tall and adds a whimsical, almost dreamlike quality to gardens. It’s perfect for mass plantings or as a focal point in borders and looks stunning when the sun shines through its delicate pink flowers. I have a few patches of Pink Muhly Grass near a seating area in my garden, and it never fails to spark compliments from visitors.

Quick Tips

Water: Water weekly, allowing the soil to dry out between waterings.

Soil: Prefers well-drained sandy or loamy soil.

Light: Requires 6–8 hours of full sun for vibrant blooms.

Temp: Thrives in warm climates, around 20°C to 30°C (68°F to 86°F).

Humidity: Tolerates low humidity; great for sunny, drought-tolerant landscapes.

9. Switchgrass (Panicum virgatum)

Switchgrass (Panicum virgatum) outdoors thriving

Switchgrass is a flexible native grass that brings both height and texture to any garden setting. Growing up to 6 feet tall, it has airy, delicate seed heads that sway in the breeze, giving the garden a light, natural feel. Its foliage turns a warm golden color in the fall, adding seasonal interest. This tall ornamental grass is incredibly tough, making it a great choice for erosion control or for gardeners dealing with less-than-ideal soil conditions.

Quick Tips

Water: Water weekly; more during dry spells, allowing the soil to dry slightly between waterings.

Soil: Thrives in a variety of soils, from sandy to clay, as long as they are well-drained.

Light: Requires full sun, ideally 6–8 hours per day.

Temp: Grows best in temperatures from 15°C to 30°C (60°F to 85°F).

Humidity: Prefers moderate humidity; works well in natural gardens or along streams.

10. Zebra Grass (Miscanthus sinensis 'Zebrinus')

Zebra Grass (Miscanthus sinensis 'Zebrinus') outdoors thriving

Zebra Grass gets its name from the unique horizontal yellow stripes across its green leaves, creating a bold, striking appearance. Growing up to 6 feet tall, it’s perfect for adding a bit of drama to your garden. The feathery plumes that appear in late summer give the grass an extra layer of interest. I love the playful, eye-catching look of Zebra Grass—it’s definitely a conversation starter in the garden.

Quick Tips

Water: Water weekly, especially in dry conditions, keeping the soil evenly moist.

Soil: Prefers fertile, well-drained soil.

Light: Needs full sun for at least 6–8 hours daily.

Temp: Thrives in temperatures of 15°C to 30°C (60°F to 85°F).

Humidity: Enjoys moderate humidity; ideal for mixed perennial borders.

11. Black Mondo Grass (Ophiopogon planiscapus 'Nigrescens')

Black Mondo Grass (Ophiopogon planiscapus 'Nigrescens') outdoors thriving ang being used as a border

Black Mondo Grass is striking with its deep purple to black, grass-like leaves. Though it’s small in stature, usually growing only 6 to 12 inches tall, it makes a bold statement in borders or containers. It spreads slowly through underground rhizomes, creating a dense ground cover over time. This grass is ideal for adding contrast to lighter-colored plants, and its dark leaves pair well with brighter flowers.

Quick Tips

Water: Keep soil consistently moist, watering 1–2 times a week.

Soil: Prefers well-drained, slightly acidic soil rich in organic matter.

Light: Thrives in partial to full shade, ideally 4–6 hours of filtered light.

Temp: Enjoys temperatures between 10°C to 25°C (50°F to 77°F).

Humidity: Prefers higher humidity; perfect for moist, shaded woodland gardens

12. Japanese Blood Grass (Imperata cylindrica 'Rubra')

Japanese Blood Grass (Imperata cylindrica 'Rubra') outdoors thriving

Japanese Blood Grass offers a brilliant splash of red in the garden. The green blades turn deep red as the season progresses, reaching about 12 to 18 inches tall. It’s particularly dramatic in mass plantings or when mixed with other ornamental grasses. Japanese Blood Grass spreads slowly but can be quite vigorous in warm climates, so it may need occasional trimming to keep it in check.

Quick Tips

Water: Keep soil consistently moist; water 2–3 times a week during hot spells.

Soil: Thrives in rich, well-drained soil with a good amount of organic matter.

Light: Prefers 6–8 hours of full sun for vibrant color.

Temp: Grows best in temperatures from 15°C to 30°C (60°F to 85°F).

Humidity: Tolerates moderate humidity; great for garden beds in warmer climates.

13. Bluestem Ornamental Grass (Andropogon gerardii)

Bluestem Ornamental Grass (Andropogon gerardii) outdoors thriving

Bluestem Grass, often referred to as Big Bluestem, is a tall, native grass that can grow up to 8 feet in height. It’s known for its stunning blue-green blades that turn reddish-bronze in the fall. Bluestem is drought-tolerant and thrives in sunny, open spaces, making it perfect for low-maintenance landscapes. Its deep roots help stabilize soil, making it useful for erosion control.

Quick Tips

Water: Water sparingly; this grass is drought-tolerant once established.

Soil: Prefers well-drained soil, including sandy and clay types.

Light: Requires full sun for at least 6 hours a day.

Temp: Thrives in temperatures of 10°C to 35°C (50°F to 95°F).

Humidity: Prefers low humidity; ideal for open fields and meadows.

FAQS

Q: What’s the difference between ornamental grass and sedge?

A: Ornamental grasses and sedges are often mistaken for each other, but they belong to different plant families. Sedges generally have triangular stems and are typically found in moist environments, while ornamental grasses have round, hollow stems. Both can add texture to the garden, but sedges are often better suited for wetter areas, whereas ornamental grasses thrive in a variety of conditions. Some sedges, like the popular Carex varieties, are evergreen and can provide year-round interest, unlike most ornamental grasses that may die back in the winter.

Q: Are any ornamental grasses evergreen?

A: Yes! While many ornamental grasses die back in the winter and reemerge during the growing season, a few are evergreen or semi-evergreen. For example, Black Mondo Grass and some sedges, like Carex, maintain their foliage year-round. Evergreen grasses are great for adding winter interest to the garden, providing color and texture even in the colder months.

Q: How long is the growing season for ornamental grasses?

A: The growing season for ornamental grasses depends on the variety and the climate. Most perennial ornamental grasses begin growing in the spring, peak during the summer, and offer their best show of color and texture in the fall. By winter, many grasses go dormant, only to return the next year. However, evergreen grasses, like Carex and Black Mondo Grass, don’t have a true dormant period and remain lush throughout the year, even during the off-season.