You might try edging鈥攖he 鈥渟trip鈥 type bands that you set in ground at ground level. Perennials like ground covers are known for sleeping in year one (not growing much), creeping in year two (stretching, so to speak), and leaping in year three (meaning spreading). You want to effectively block the root spread.
Another alternative would be to dig it up every year.
Let’s see if readers of this page have other ideas…
Hi, Cindy,
You might try edging鈥攖he 鈥渟trip鈥 type bands that you set in ground at ground level. Perennials like ground covers are known for sleeping in year one (not growing much), creeping in year two (stretching, so to speak), and leaping in year three (meaning spreading). You want to effectively block the root spread.
Another alternative would be to dig it up every year.
Let’s see if readers of this page have other ideas…