Prostrate Speedwell is a low-growing, mat-forming ground cover that spreads indefinitely across sunny and partially shaded spots, reaching just 3 to 6 inches tall while spreading 6 to 18 inches wide. Sometimes called harebell speedwell, this Veronica prostrata cultivar produces dense clusters of tiny blue flowers across its foliage from late spring through early summer, with occasional sparse rebloom into fall. Hardy from zones 3 to 8, it thrives in average, well-drained soil and asks for minimal maintenance once established, making it an exceptional choice for gardeners seeking a dependable, low-fuss ground cover that deer and rabbits naturally avoid.
Partial Sun
Moderate
3-8
6in H x 18in W
—
High
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Tiny blue flowers packed into short, dense racemes emerge in late spring and early summer, creating a delicate haze of color across the prostrate stems. The plant spreads indefinitely via sterile stems that root as they travel, eventually forming a lush, mat-like carpet of medium green, linear to ovate leaves. Shearing back after flowering revitalizes the plant and encourages fresh foliage, while the combination of full sun tolerance and partial shade acceptance makes it genuinely adaptable to real garden conditions where light varies throughout the day.
Prostrate Speedwell serves as a ground cover for sloped areas, rock gardens, and between pavers where its low profile and spreading habit fill gaps without overwhelming neighboring plantings. Its ability to naturalize makes it valuable for meadow-like plantings and areas where you want color and texture without formal structure. The low stature and mat-forming growth make it equally useful as edging or as a living carpet where foot traffic is light to moderate.
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Shear plants after flowering to revitalize them and encourage fresh foliage growth. This post-bloom pruning helps maintain vigor and can stimulate the sparse, intermittent rebloom that sometimes occurs through summer and fall.
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