Rosesian are often kept within high-end botanic gardens, prowling through flowerbeds in search of Pokémon trying to feed on the expensive plants. If they find a plant being eaten, they swipe at the offending Pokémon with their thorny paws.
A Rosesian's six bold whiskers sense air movements to determine what is in its vicinity. A Rosesian that drinks nutritionally rich springwater blooms with lovely flowers.