The following plants are non-toxic to animals:
* American bittersweet
* Apple (except seeds)
* Arbutus
* Ash
* Aspen
* Autumn olive
* Bamboo
* Barberry
* Beech (American and European)
* Birch
* Bladdernut
* Blueberry
* Comfrey
* Coralberry
* Cotoneaster firethorn
* Cottonwood
* Crabapple
* Dogwood
* Elderberry
* Elm
* Eucalyptus
* Ferns
* Fig plants
* Fir
* Grape ivy
* Grape vine
* Hawthorn
* Herbs (most)
* Huckleberry
* Larch
* Manzanita
* Marigold
* Nasturtium
* Pine (all)
* Poplar
* Pothos
* Pyracantha
* Raspberry
* Rose
* Snowberry
* Spruce
* Spider plant
* Spruce (all)
* Swedish ivy
* Viburnum
* Wax plant
* White poplar
* Willow

Is it true that elderberries have loads of calcium? More than milk maybe?
Elderberry’s have 38 grams of calcium per 100 grams of elderberries. Milk has 291 mg of calcium per 8 oz.
Thanks for the list. My rabbits chewing on an elm branch and I thought I’d better check.
How much calcium would a spam elderberry milkshake have?