
Certified GKH Gardening Expert
For the succulent you can buy potting soil for cacti and succulents or you can mix regular potting soil with about one-half perlite. Herbs can be planted in any good potting soil. Here is information on the olive tree and lemon tree that should help:
https://www.gardeningknowhow.com/edible/fruits/olive/olive-tree-care-information.htm
https://www.gardeningknowhow.com/edible/fruits/olive/olive-tree-care-information.htm
https://www.gardeningknowhow.com/edible/fruits/lemons/how-to-grow-a-lemon-tree.htm
https://www.gardeningknowhow.com/edible/fruits/lemons/indoor-lemon-tree.htm