It’s invasive and I need it gone – False spirea

I only have pics of leaves now. When it blooms it has flowers similar to an asilbe. The roots run underground and the plant pops up everywhere. The garden centre I got it from said it was an astilbe; but,…

Astilbe Companion Flowers

I am going to have to transplant my astilbes. The problem is, the area between the sidewalk and the astilbes gets sun. I would like a low-growing complimentary plant that will not hide the astilbes. Any suggestions would be appreciated.…