I planted Japanese boxwoods about 3 years ago. They aren’t dying but they aren’t growing either. They are only slightly larger than when I planted them. They seems to be in a perpetual state. What am I doing wrong?
It is possible that the site they are in doesn't have the correct conditions for healthy boxwood growth, such as if the site has poorly drained or compacted soil or pH outside the proper range:
Boxwood can live in the shade, but will grow faster in the sun: