Succulents require more water in the early spring when the plant is growing. Water needs may lessen in the summer and even more so during the winter. When the light decreases during the winter months and most succulents are in a dormant period, their water requirements also decrease.
DO IT. 1  Even animals that are protected under the AWA can be abused and tortured. 2  According to the Humane Society, registration of a single pesticide requires more than 50 experiments and the use of as many as 12,000 animals.  In tests of potential carcinogens, subjects are given a substance every day for 2 years.
Animal research redirects here. For other uses, see Animal studies (disambiguation). Animal testing, also known as animal experimentation, animal research and in vivo testing, is the use of non-human animals in experiments that seek to control the variables that affect the behavior or biological system under study.