The Witches' Encyclopedia of Magical Plants Can I keep a diffenbachia plant outside on a small balcony in NC? Calendula (Pot Marigold) Bright, cheerful, and incredibly useful, calendula is a must grow in the garden Uses Edible petals for salads, teas, rice, and baking Widely used in Photinia nana hi res stock photography and images Alamy Giant Hawaiian Pothos starter plant **(ALL plants require you to purch GoldenGreeneryCo A little sneak peek at some of the plants we got in yesterday. Some plants we've never seen include the philodendron pteromischum, alocasia platinum, silver staghorn fern and bromeliad mo peppa please.