Grasses are best divided in spring, but it is not a chore for the faint of heart
Length: 05:14
Length: 
5:14

Ornamental grasses can be pretty intimidating to divide, given their size. Just remember that grasses respond best to division in spring and that you'll have the best luck if you use a sharp knife or, even better, a chain saw.

In this video, Fine Gardening assistant editor Daryl Beyers confirms what many fans of ornamental grasses already know: Dividing grasses is not a chore for the faint of heart.