These pests eat the foliage and fruit of tomato plants and other ... Tips for Preventing and Treating Each Tomato hornworms are the larvae of the five-spotted hawk moth. These caterpillars wreak havoc ...

So, while it is too late now to see an adult Elephant Hawk-moths on the wing it is peak time for seeing their caterpillars. The caterpillars come in two colour forms: bright green and olive brown.