Alcea rosea (Hollyhock) is a species of biennial herb in the family mallows. They have a self-supporting growth form. They are associated with freshwater habitat. They have simple, broad leaves. Flowers are visited by Cryptic Bumble Bee, Bumble Bees, Shrill carder bee, and common thrips. Individuals can grow to 1.5 m.
EOL has data for 21 attributes, including: