Sempervivum. Heuffelii. "Lemon Sky" requires the same watering requirements as a succulent. A potted plant needs more water than a ground plant. You should always take at least two leaves to ensure that you don't accidentally propagate a different plant. C. ovata is able to be propagated from one leaf, as can many succulents. They look similar to white cotton puffs. Although they look similar to epiphytes in appearance, succulents have their own growing habits and needs. Cacti are not a one-size fits all matter. The leaves look like tiny dolphins, which trail along thin stems. 3.