How to Prune wax rosette?
Remove dead leaves from the bottom of the plant as it grows

wax rosette · Echeveria × gilva
Also known as: green Mexican rose
In frost-free areas, may be grown outside in free draining soil in full sun. In colder areas, grow under glass or in containers that can be overwintered in a frost-free greenhouse. Use a free-draining potting mix suitable for cacti and succulents. Water moderately when in growth and sparingly in winter, do not allow to sit in water. See houseplant cacti and succulent cultivation
Remove dead leaves from the bottom of the plant as it grows