poisonous plants / trees / shrubs
The flowing is a list of some plants that can be dangerous. If you are ever unsure of a plant or it’s properties then call you local poison centre immediately.
Calgary regional poison centre 670-1414
Alberta wide call 1-800-332-1414
Bulbs
Autumn crocus (Colchicum autumnale )
Very toxic! All parts, especially bulbs can cause irregular heartbeat, confusion, nausea, weakness and death.
Daffodil, Narcissus (Narcissus spp.)
Ingesting the bulb can cause digestive problems, trembling and convulsions. May be fatal!
Hyacinth (Hyacinth orientalis)
Ingesting the bulb can cause stomach cramps and digestive problems.
Squill (Scilla spp.)
Very toxic! Ingesting the bulb can cause nausea, abdominal pain, confusion, irregular heartbeat, convulsions and death.
Snow drop (Ornithogalum umvellatum)
All parts can cause depression, digestive upset, labored breathing, rapid pulse and death.
Tulip (Tulip spp.)
Ingesting the bulb can cause digestive upset.
Trees and Shrubs
Apple (Malus spp.)
Very toxic! Foliage and seeds can cause abdominal pain, nausea, digestive upset and death.
Bittersweet (Celastrus scandens)
Leaves, roots and seeds can cause digestive upset, weakness, convulsions and coma.
Chestnut (Aesculus glabra)
all parts can cause digestive upset, lack of body control, stupor, paralysis and death.
Clematis (Clematis spp.)
Very toxic! All parts can cause digestive upset, depression and death.
Daphne (Daphne spp.)
Highly toxic! All parts can cause blisters on skin, burning of mouth and throat, stupor, weakness, digestive upset, coma and death.
Hydrangea (Hydrangea spp.)
Very toxic! All parts can cause abdominal problems, nausea, and death.