Whether indoors or out, grow in bright light. Plant your potted cactus in Miracle-Gro® Cactus, Palm & Citrus Potting Mix. ... Feed with Miracle-Gro® Succulent Plant Food for indoor cacti, or Miracle-Gro® Water Soluble All Purpose Plant Food for outdoor plants. Don't prune or over-water your cactus.

What is the best fertilizer for cactus?

Most cacti and succulents don't need a specific blend. They grow healthy and happy when fed with a highly diluted all-purpose fertilizer. However, a low-nitrogen content, water-soluble fertilizer is best suited for the job. Use a 5-10-10 blend or 10-10-10 fertilizer diluted to 1/4th strength.

Should you use Miracle-Gro on succulents?

All succulents need lightweight, well-draining soil. Improve the planting area by mixing one part Miracle-Gro® Garden Soil for Cactus, Palm & Citrus with one part native soil. This will improve the soil density and add nutrition to give succulent plants a boost.