Toxic vs. Non Toxic Succulents for Pets Succulents Box Growing Mustard for the leaves, seeds and as a trap crop to naturally protect cauliflower, broccoli, cabbages, brussels sprouts and other brassicas from garden pests without the use of pesticides. Grow your own way What's your favorite way to propagate succulents? water soil accidentally in my dreams For more tips and tricks to get you growing beautiful succulents, Red Elderberry Tree Seeds Sambucus racemosa Wildlife Shrub Evergreen Seed Co.