I think this list would be beneficial now that people are planting and renovating their turtle and tortoise pens. I found it in the book: "Idiots Guide to Turtles and Tortoises" by Liz Palika.
Amarylis
Anemone
Avocado leaves (not fruit)
Azalea
Belladonna
Bird of paradise
Bottlebrush
Boxwood
Buttercup
Calla lily
Cherry (seeds only)
Christmas cactus
Common privet
Crocus
Croton
Cyclamen
Daffodil
Diefenbachia
Dogwood
Eggplant (foliage only)
English ivy
Foxglove
Hemlock
Holly
Horse chestnut
Hyacinth
Impatiens
Iris
Jasmine
Jimson weed
Larkspur
Lily of the valley
Locoweed
Marijuana
Milk weed
Mistletoe
Morning Glory
Mushrooms (wild ones including toad stools)
Oleander
Peach (seeds only)
Pennyroyal
Poinsettia
Poison Ivy
Poison Oak
Poison Sumac
Pokeweed
Potato (foliage only)
Privet
Rhododendron
Rhubarb
Sage
Snapdragon
Sweetpea
Tomato (foliage only)
Tulip
Vernbena
Wisteria
Yew
Please feel free to add to this list if you know of any others.
