Ajuga
Ajuga
Ajuga (Ajuga reptans)
Scientific Name: Ajuga reptans
Common Names: Bugleweed, Carpet Bugle, Ground Pine, Blue Bugle
Native to: Europe, Asia, and North Africa
Lighting Requirements: Partial shade to shade in Central Texas
Height: 6 to 9 inches
Width: 12 to 18 inches
Winter Look: Evergreen or semi-evergreen in mild climates; foliage may die back in colder regions
Seasonal Interest: Spring: vibrant blue to purple flowers; Winter: deep green to reddish foliage
Drought Tolerance: Moderate; prefers consistent moisture but tolerates some drought once established
Soil Requirements: Well-drained, moist soil; tolerates poor soils
pH Range: Slightly acidic to neutral (6.0–7.0)
Hardiness Zones: USDA Zones 3–10
Deer Resistance: Moderately resistant
Attracts: Pollinators, especially bees and butterflies
Potential Issues: Will spread if happy enough
Notes: Excellent groundcover for shady areas, adding texture and color; forms dense mats that can outcompete weeds in garden beds.
I have a client whose xeriscape was done by another designer and they put Ajuga in the full sun. They survived for a while, but were bleached out and are now slowly dying.
Common Varieties:
'Chocolate Chip': A compact variety with rich, dark purple foliage and vibrant blue flowers. It grows to about 4–6 inches tall, perfect for borders and ground cover.
'Pink Lightning': Features pink and white flowers with variegated green and white leaves; adds a lighter, bright touch to shady areas.
'Burgundy Glow': Has variegated foliage with a light blue-green, white, and pink-purple blushing with blue flower spikes. This variety grows a little slower than some of the others mentioned here.
'Catlin's Giant': A larger variety with bold, dark green leaves and blue flower spikes that reach 12 inches in height, ideal for larger areas.
'Black Scallop': Has deep, dark purple-black leaves with blue flower spikes in spring; a striking groundcover option.
'Mahogany': Features mahogany-colored foliage with vibrant blue flowers; this variety adds a unique color contrast to gardens.
These varieties of Ajuga offer a range of colors, sizes, and blooming times, making them suitable for various garden styles and uses.