Prune lightly if leggy or to remove dead material Does not like rich soil or wet feet; do not fertilize or water regularly. Our natural rainfall is enough for this plant. Overwatering, too much mulch or poor drainage can be fatal. Will flourish in rock gardens. It is heat and drought tolerant. Good drainage is essential to its success. Can be tricky to get established. Flowers have a pleasant honey scent. Prefers dry, calcalreous substrates.