Friends of all, cactus flowers can grow for a long time without water. Kakatus is commonly found in dry areas, kakatus has long roots to look for water and widen the absorption of water in the soil.
water absorbed by cactus is stored in the stem space. The cactus also has leaves that turn into a thorn so that it can reduce evaporation of water through the leaves.
therefore, cactus can grow for a long time without water.