Like any other succulent plant, Graptopetalum paraguayense 'Ghost Plant' do best when planted in a well-draining soil. Haworthia is most at home in indirect lighting. It is best to keep your plant out of direct sunlight in the hottest part of the day. You need to be careful about the temperature of crown of thorns plants. Excessive temperatures can harm them and cause problems. If it's often exposed to extremely cold temperatures, it shouldn't be planted outside. When chicks are present there is a clever trick you can apply.