How to Grow Hollyhocks Step-vert How to Grow Hollyhocks. Hollyhocks are generally considered a biennial. They grow leaves the first year and flower, seed and die the next. However, depending on growing conditions and the hardiness of the plants, they freq
Buddleia: Butterfly Bush - It readily establishes itself from flower seed and has very fast and vigorous growth. This Buddleia Butterfly Bush mix of colors will attract both hummingbirds and butterflies alike.