CENTRAL FLORIDA CRITTER OF THE DAY: Bush Katydid nymph (Scudderia sp.)
Without getting into the bush katydids personal business, it is difficult to accurately determine species.
These Katydids eat plants and also lay their eggs between the epidermal layers of leaves. Given that information you might consider it a pest BUT its benefit is in what it provides for those further up the food chain, including: Food for birds, especially baby birds. The eggs are larval host for pollinating wasps. Other predators include: spiders, ants, mantids, tree frogs and bats.
Shown on Florida Native Plant: GOLDENROD (Solidago sp. likely fistulosa)