Botanical Name: Ajuga reptans ‘Black Scallop’

Common Name: Bugleweed

Hardiness Zone: Perennial in Most Climates (USDA Zones 3–9)

Size: 4–6" Tall × 12–18" Spread

Growth Habit: Low-Growing, Spreading Ground Cover

Sunlight: Full Sun to Partial Shade (Best Color in Partial Shade)

Soil: Prefers Moist, Well-Drained Soil; Adapts to Average Garden Soils

Water Needs: Moderate; Consistent Moisture for Best Establishment

Bloom Season: Mid to Late Spring

Fertilizer: Minimal; Avoid Excess Fertility

Features: Near-Black Glossy Foliage, Scalloped Leaves, Blue Flower Spikes, Deer Resistant, Evergreen in Mild Climates

Uses: Ideal for Ground Cover, Edging, Shade Gardens, Under Trees & Shrubs, and Containers

Patent: ✔ Patented

Plant Patent:  PP 15,815

Propagation: ❌ Propagation Prohibited Without License

See our complete Ajuga Plant Guide for full care details.

More About Ajuga ‘Black Scallop’

Ajuga ‘Black Scallop’ is widely regarded as one of the darkest-foliaged ground covers available, prized for its glossy, near-black leaves with deeply scalloped edges. The dramatic foliage forms a dense, low-growing mat that provides season-long color and excellent weed suppression, making it both ornamental and highly functional in the landscape.

In spring, short spikes of rich blue flowers rise above the dark foliage, creating striking contrast and adding an extra layer of seasonal interest. While the flowers are attractive to bees and other early pollinators, the foliage remains the primary draw, holding its deep color through summer and into fall.

Why We Like It (Our Trials)

In our trials, ‘Black Scallop’ has proven to be a tough, adaptable ground cover that performs well in a range of conditions. It spreads steadily without becoming aggressively invasive and fills in bare areas quickly once established. Partial shade tends to produce the richest foliage color, though it tolerates full sun with adequate moisture.

We also appreciate its versatility. It works beautifully as a living mulch beneath trees and shrubs, along pathways, or spilling over the edges of containers. Deer consistently avoid it, and its low profile makes it easy to maintain with minimal intervention.

Black Scallop vs. Other Ajuga Varieties

Compared to lighter or more traditional ajuga varieties, ‘Black Scallop’ stands out for its deep, near-black foliage and glossy finish that create strong contrast in the landscape. While ‘Chocolate Chip’ excels as a low, fast-spreading option for tight spaces and ‘Burgundy Glow’ adds brightness through variegation, Black Scallop delivers a bold, dramatic presence that anchors shaded plantings.

‘Black Scallop’ also offers a more refined look than vigorous spreaders like ‘Caitlin’s Giant’, making it easier to integrate into designed beds. For gardeners seeking dependable groundcover with standout color and texture, Ajuga ‘Black Scallop’ is an exceptional choice. Its rich foliage, tidy growth habit, and reliable performance make it one of the most effective ways to add depth and contrast to shade and partial-shade gardens.