4-pack. Herb.
Arp Rosemary (Rosmarinus officinalis Arp) is a very cold hardy upright shrub Rosemary. It has a stiff upright growth habit and a mid-spring display of light blue flowers. Drought resistant/drought tolerant plant once established. Full sun with steep drainage. When happy, grows to be a shrub that can reach 3' high and wide that is easily pruned to a smaller size.