Summer and later flowers on new growth. Hard prune in early spring as new leaf buds begin to swell low on the plant. Trim to 8-12" tall, to a pair of strong looking buds.
We ship healthy, 2-year-old, well-rooted in 2.06 quart/1.95 liter pots, with a support to protect their stems, from late March through November.
Recommended to be hardy in USDA Zones 4-9, except where stated.