It also doesn't like clay and acidic soil. If you attempt growing lavender anywhere outside of Mediterranean climate zones, you'll find yourself struggling to keep this beloved plant happy.

Growing lavender successfully requires some understanding ... It thrives in cooler climates and is hardy in USDA zones 5-9.

growing about 12 to 24 inches tall. "Spanish lavender is slightly hardier than French lavender, but is best suited to USDA zones 8 to 9," says McCabe, adding that it also blooms earlier than ...