The type of plants you can use, will depend on where your Cortiça 8 Living Wall Planter is located. For Indoor usage, we recommend you use only indoor type plants/foliage. If you are hanging your Cortiça 8 Living Wall Planter outside, you can use succulents or any plant that requires sun or partly sun. Keep in mind that depending on the type of plants and location, the watering interval needed will change.