Who is the patron saint of shrubs?

The actual patron saint

of gardening is an Irish monk named St. Fiacre, whose feast is

celebrated in Ireland and France on September 1. There is a website

with an article about him and why he is the saint of gardening and

plants. The article is found on the davesgarden dot com website

with the title " St. Fiacre, Patron Saint of Gardeners." You can

find this on a google search.