“I’m a huge hollyhock fan!” says author and horticulturalist ... Most plants we grow are hybrids of Alcea rosea, which are short lived perennials or biennials. Biennial plants produce ...

One type of plant that is known to benefit hummingbirds is hollyhock (Alcea rosea), a perennial known for producing multiple bright-colored flowers. This plant is also relatively easy to grow ...