Pixie can be used on most hard-leafed tropical foliage plants such as Aglaonema, Arboricola, Croton, Dieffenbachia, Dracaena, Ficus, most Palms, Philodendron, Pothos, Spathiphyllum, and many more. Warning: Pixie should not be used on African Violets or any other hairy-leafed plants, Cacti, Ferns, Fish Tail Palm, Nephthytis, Norfolk Pine, and Succulents. Floral Greens Pixie can be used on: Pixie can be used on most floral greens such as Leather Leaf Ferns, Palm fronds, Ti Leaves, etc. Do not use on Springerii Fern. If you are unsure, test dip a small amount and allow to sit for a few days before treating large quantities.