Hello Gardeners, I’m Amanda McNulty with Clemson Extension and Making It Grow . South Carolina has two noticeable web-building caterpillars, the Eastern tent caterpillar and the fall web worm. The Eastern tent caterpillar shows up first and does more damage --– it consumes the newly emerged foliage of trees, mostly those in the rose family – especially ornamental or fruit producing cherries and our deciduous black cherry – after the caterpillars pupate, the trees must use more stored