10 Houseplants Toxic to Cats and Dogs Expert Hardware I use whatever succulent fertilizer or general purpose I have laying around and use myco a couple times per month. #plants Mojito Elephant Ear gardening Philodendron Mayoi. A great little epiphyte that's been needing a trellis to climb. I'm hoping this airoid mix is going to help the roots develop while the trellis gives the plant