Grosso: (Lavandula x intermedia) 24-36" plant height, 16-20" stems; perfect lavender for the Northwest, hardy, resists disease, medium purple flowers, strong, clean fragrance, mid-summer blooms, great for drying & crafting. If you have a brown thumb, this is the plant for you. It is the most frequently planted Lavandin in the Sequim Dungeness Valley because it nearly has it all: dark color, strong fragrance, and a beautiful growth habit.