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.
Experimenting on animals. Animal experiments are widely used to develop new medicines and to test the safety of other products. Many of these experiments cause pain to the animals involved or reduce their quality of life in other ways.If it is morally wrong to cause animals to suffer then experimenting on animals produces serious moral problems. In 1997 Dr Jay Vacanti and his team grew an ear on the back of a mouse.nimal experiments are not used to show that drugs are safe and effective in human beings-they cannot do that. Instead, they are used to help decide whether a particular drug should be tested on people. Animal experiments eliminate some potential drugs as either ineffective or too dangerous to use on human beings.