Tag Archives: Poisonous Plants,

Poisonous Holiday Plants

Poisonous Holiday Plants by June Morgan, Master Gardener.  If you have been following the columns by Master Gardeners, you are well aware of the main  toxic plants such as poison oak and ivy found in the summer. But decorative  winter plants also have their dangers, especially those prevalent during the holidays which can pose special threats to our pets and children. Poinsettias have a reputation for being poisonous, but it would be unlikely for a pet or child to ingest enough of the leaves to be really dangerous… Read More →

Poison Oak and Ivy

Poison Oak and Ivy by June Morgan It happens every spring. An enthusiastic gardener bent on cleaning out weeds and vines overtaking the shrubbery and fences ends up with a noxious itching and blistering rash which makes him miserable for days, even weeks. The likely culprit is one or both of the plant pests, poison ivy and poison oak which deliver the stick-to-the-skin resin urushiol. The best defenses are identification and prevention. The appearances of poison oak and ivy have several things in common, one being the tell-tale… Read More →

Nature’s Revenge

Nature’s Revenge by PJ LaRue Smith. Several species of poison ivy are listed under the Toxicodendron Mill. (Poison Oak) Genus, a member of the Sumac family.  In the Hunt County area, the predominate type is eastern poison ivy.  This form can be present as a low (6 to 18”), spreading “carpet” on the forest floor, as a climbing vine, or as a bush.  All parts of the plant contain the allergy-producing chemical urushiol, with the heaviest concentrations located in it’s root system.  Depending upon a person’s sensitivity, poison… Read More →