Blue Dune Lyme grass is a tough perennial that adds vivid blue color and unique texture to your landscape. This versatile perennial is great for erosion control. Tolerating dry and salty conditions as well as pollution and urban environments this hardy plant will stay faithful and prominent for years to come! Blue Lyme grass is a long-lived, low-maintenance perennial.

This bright blue ornamental grass maintains its color throughout the growing season. Mature height and width are about 2 feet, but the summer plumes reach closer to 3 feet.

Note: If you purchase this grass in fall-winter, it may be cut back for the plant’s health. If your grass is cut back, don’t worry - it will grow even happier and healthier next spring!

Key Features

• Great for coastal regions. Blue Dune Lyme grass is the ideal plant to use in coastal regions due to its ability to withstand sand, sun, salt, and drought.
• Tough and adaptable. This grass can grow in any soil condition as long as the ground isn't wet. Blue Dune grass is cold and heat-hardy and grows throughout the US from zones 4 to 9.
• Excellent and lasting blue color. Blue Dune maintains its vibrant color throughout the growing season and beyond. This semi-evergreen maintains its blue color even through the winter in milder climates.
• Erosion control. Blue Dune spreads by strong and vigorous rhizomes making it perfect for preventing erosion. This grass is superb for hillside and slope plantings.

Pro Tip: Trim back after blooming to get a fresh flush of blue growth in autumn.

What Are Good Companion Plants For This Grass?

Sedum, daylily and dianthus pair well with this lyme grass planted in rock gardens or along hillsides.

Where Should I Plant Blue Dune Lymegrass?

Around boulders in the landscape, on a hillside or even use them as borders for walkways and garden beds.

Is This Grass Evergreen?

This semi-evergreen grass maintains color through milder winter temperatures.

When planting your Blue Dune Lyme Grass choose the best location for this plant to thrive. This grass is recommended for growing zones 4 to 9. Choose a spot that is full to part sun for best results. This grass is extremely tolerant to a variety of soil as long as it isn't wet.

Water deeply once or twice weekly while establishing to help the roots grow properly. After the first year this grass is extremely drought tolerant and only rarely needs water. Water thoroughly in extreme heat in the first summer especially in warm climates. Fertilize in spring with a slow release fertilizer for best results. Trim back after flowering for a crop of fresh leaves. Prune end of season grass to the ground in early spring to prepare for new growth.

Blue Dune Lyme grass is extremely hardy as well as pest and disease resistant. It is also deer, rabbit, pollution, drought, and salt tolerant.

*Do not over water the Blue Lyme grass due to its sensitivity to water.

Blue Dune Lyme grass is versatile in the landscape. Blue Lyme as a low maintenance groundcover. It looks great when planted around boulders for a natural look. Mixes well with Summer Wine Ninebark. This grass is perfect for erosion control and covering entire hillsides. Use it in mass bed plantings to add different textures to your landscape. This hardy grass is an excellent contrasting compliment in containers.

For additional options, be sure to browse our Pink Muhly Grass, Ornamental Grasses and Miscanthus Maiden Grass collection.