Chrysanthemums, or mums, can cause people to develop contact dermatitis and is toxic to dogs, cats, and horses. Contact dermatitis is a condition that results in red, sore, or inflamed skin.Know More
Contact dermatitis typically occurs after extended exposure to the plant's leaves, stalks or flower heads and is common for gardeners and florists. The chemical Arteglasin-A triggers the allergic reaction to this popular fall plant. Washing the affected area thoroughly may clear up the skin. An emollient or moisturizer can be used.
If a dog, cat or horse ingests mums, the animal may show several signs such as vomiting, hypersalivation, loss of appetite or incoordination. The ASPCA recommends contacting a veterinarian immediately if this occurs.Learn more about Botany
A few of the more common poisonous berries are woodbine, cotoneaster, pokeweed, mistletoe, holly, yew and ivy berries, according to the Children's Hospital of Philadelphia. Unfortunately, many poisonous berries resemble their benign counterparts. Many are dark blue and look similar to blueberries and huckleberries.Full Answer >
The seeds, leaves and sprouts of the buckeye, or horse chestnut, are all poisonous to livestock and humans when consumed. The sprouts and seeds, which contain the highest concentrations of the chemical aesculin, are the most toxic parts of the plant.Full Answer >
Marigolds are not listed as a poisonous plant for humans, according to the National Capital Poison Center. Marigolds are considered safe and were historically used as medicines for healing wounds and preventing infection in tinctures, ointments or infusions, according to Herbs 2000.Full Answer >
Orchids are not poisonous to humans, dogs, cats or horses. The orchid is officially known as the Phalaenopsis orchid and also goes by the names of moth orchid and moon orchid. While orchids are considered a safe and nontoxic plant, it is possible for reactions to still occur if a person is particularly sensitive.Full Answer >