Although it spreads rapidly, it is easy to remove unwanted plants with a quick tug. They do not root deeply, so you can leave your spade in the garden shed. However, if you want a slow-growing ground cover with a very limited spread, bugle weed may not be the best choice for you.
https://www.houzz.com/ideabooks/23666241/list/great-design-plant-bugle-weed-a-quick-ground-cover
Dig a 4-inch layer of organic matter into the soil before planting the ajuga. Plant in early spring after all danger of frost passes. Dig a hole deep enough to accommodate the roots of the plant and set the ajuga in the center of the hole. Cover the roots with soil, but make sure the crown is above the soil surface. Space multiple plants 6 to 12 inches apart.
http://homeguides.sfgate.com/grow-ajuga-65795.html
Planting notes: 1  Space 18 inches apart as a ground cover. 2  It will grow fastest in partial shade and moist soil. 3  Unwanted plants can easily be removed — they do not root deeply.  Deadheading is not necessary except for appearance.
https://www.houzz.com/ideabooks/23666241/list/great-design-plant-bugle-weed-a-quick-ground-cover
Growing Ajuga Bugleweed. Ajuga ground cover spreads through runners, and as a member of the mint family, it can get out of control without proper care. However, when placed in strategic locations, its quick growth and mat-forming trait can provide instant coverage with only a few plants.
https://www.gardeningknowhow.com/ornamental/foliage/ajuga/ajuga-bugleweed.htm
Planting an inexpensive ground cover is another option, and bugle weed is perfect for this purpose. The large evergreen leaves of this tough little plant quickly carpet the ground, making it difficult for weed seeds to reach the soil and for light to penetrate. They can easily be thinned as needed.
https://www.houzz.com/ideabooks/23666241/list/great-design-plant-bugle-weed-a-quick-ground-cover
Bugleweed is a fast-growing ground cover that usually creeps within just a few inches of the ground (the specific epithet, reptans, means creeping), although when in flower (if you count the flower spike), it may reach a height of 6 inches or more. Ajuga plants bloom from spring to mid-summer.
https://www.thespruce.com/ajuga-or-bugleweed-plants-2132213
Ajuga (Ajuga spp.), also called bugleweed or carpet bugle, is a flowering perennial groundcover that grows in U.S. Department of Agriculture plant hardiness zones 3 through 9. Ajuga grows about 8 inches tall with a 1- to 2-foot spread and has horn-shaped bloom clusters in the summer.
http://homeguides.sfgate.com/grow-ajuga-65795.html
Ajuga Species. Carpet Bugleweed (Ajuga reptans): This is a very popular ground cover. It spreads quickly by runners, making a mat of dark green leaves that grow 2 to 3 inches wide in full sun and 3 to 4 inches wide in part shade. Selections with bronze- or metallic-tinted leaves keep color best in full sun.
https://www.clemson.edu/extension/hgic/plants/landscape/groundcovers/hgic1102.html
Caring for Carpet Bugle Plants. Once established, ajuga plants requires little care. Unless it’s really dry, ajuga can usually sustain itself with normal rainfall and there’s no need to fertilize this plant. Of course, if it’s located in the sun, you may need to water it more often.
https://www.gardeningknowhow.com/ornamental/foliage/ajuga/ajuga-bugleweed.htm
Although an attractive plant, it is often better to use ajuga only in the following type of area in a landscape: 1  A large area crying out to have a flowering ground cover fill in quickly. 2  An area separated from planting beds and lawns. 3  An area in which you do not intend to plant anything else.
https://www.thespruce.com/ajuga-or-bugleweed-plants-2132213
how to grow ajuga ground cover
To grow ajuga ground cover, dig a 4-inch layer of organic matter into the soil before planting the ajuga. Plant in early spring after all danger of frost passes. Dig a hole deep enough to accommodate the roots of the plant and set the ajuga in the center of the hole. Cover the roots with soil, but make sure the crown is above the soil surface. Space multiple plants 6 to 12 inches apart. To grow Ajuga ground cover, dig a 4-inch layer of organic matter into the soil before planting the ajuga, plant in early spring after all danger of frost passes, dig a hole deep enough to accommodate the roots of the plant and set the ajuga in the center of the hole, cover the roots with soil, but make sure the crown is above the soil surface, space multiple plants 6 to 12 inches apart.