Whether or not your plant is eaten can also depend on factors external to the plants such as natural area food sources, weather, and numbers of deer. The next year, a different plant may be browsed.
Many plants recover and bloom the following year.
Listed are a few suggestions. Yarrow Aromatic leaves protect big, flat flower clusters from hungry deer. Yarrow loves full sun and blooms most of the summer. Not fussy about soil. Several plants fill into a nice mass in just a few years.