I was moving an agastache Blue Fortune in my garden today, and was surprised to see what looks like the effect of Root Knot Nematodes on the roots. The agastache, which was healthy last year and looks great so far this year, is planted in amended clay soil, which I thought was not attractive to the little beasts. All of the plants in the garden have grown well and are very healthy. Here is a photo:

What do you all think?

TIA!