What causes thunderstorms? Thunderstorms form when an air mass becomes so unstable that it overturns (convects) violently. Unstable means that the air in the lowest layers is unusually warm and humid, or that the upper layers are unusually cool, or oftentimes, both.
Aloe is the name of a plant genus that contains more than 300 species. Most of the aloe species are native to Africa, Madagascar and the Arabian Peninsula. In addition to the familiar cactus-like plant called aloe vera that many people use to soothe sunburns and other skin ailments, this genus has plants that range from grassy succulents to large trees.
Sand and Gravel. All members of the Aloe genus require sandy or gravelly soil with very good drainage to reduce the risk of root rot and nutritional deficiencies. When planted in containers, aloe vera plants do well in a mixture of commercial potting mix with extra sand, granite grit or perlite added.They can also be planted in potting soil meant specifically for cactuses. When planting aloe vera outdoors, look for a sandy spot that dries out completely after rainfall.se mulch and plastic only with great care around aloes. According to Purdue University, aloe vera plants grown under black polyethylene mulch produced more gel per leaf than plants grown on bare soil, but the appearance and size of the aloes did not change.