Lamiaceae (Mint Family) Synonym(s): Beefsteakplant; Beefsteak Plant Base Flower Color: PinkReproductive Phenology: Aug, Sept, Oct, Nov, DecNotes: Beefsteak plants are most toxic to cattle if cut and dried for hay late in the summer. For more information about this plant, Click Here and Here.
Category Archives: Poisonous
Carolina Horsenettle (Solanum carolinense L. var. carolinense)
Solanaceae (Potato Family) Synonym(s): Carolina Horse Nettle, Horse Nettle, Radical Weed, Sand Brier, Bull Nettle, Tread-Softly, Devil’s Tomato, Wild Tomato. Base Flower Color: WhiteReproductive Phenology: May, Jun, Jul, Aug, Sept, OctNotes: Ingesting the fruit can cause abdominal pain, circulatory and respiratory depression, or even death. For more information about this plant, Click Here.
Catawba Rhododendron (Rhododendron catawbiense Michx.)
Ericaceae (Heath Family) Synonym(s): Catawba Rosebay, Purple Rhododendron, Red Laurel, Catawba Rhododendron, Mountain Rosebay Base Flower Color: Pink , PurpleReproductive Phenology: Apr , May , JunNotes: This plant has high severity poison characteristics. For more information about this plant, Click Here.
Flame Azalea (Rhododendron calendulaceum (Michx.) Torr.)
Ericaceae (Heath Family) Base Flower Color: Red , Orange , YellowReproductive Phenology: May , JunNotes: This plant has high severity poison characteristics. For more information about this plant, Click Here.
Lily Of The Valley (Convallaria pseudomajalis W.Bartram)
Liliaceae (Lily Family) Synonym(s): Convallaria majalis var. montana, Convallaria montana Base Flower Color: WhiteReproductive Phenology: May, Jun For more information about this plant, Click Here.
Flowering Spurge (Euphorbia corollata L.)
Euphorbiaceae (Spurge Family) Base Flower Color: WhiteReproductive Phenology: Jun, Jul, Aug, Sept For more information about this plant, Click Here. Similar Species: False Flowering Spurge (Euphorbia pubentissima Michx.)
False Flowering Spurge (Euphorbia pubentissima Michx.)
Euphorbiaceae (Spurge Family) Base Flower Color: WhiteReproductive Phenology: Apr, May, Jun, Jul, Aug, Sept For more information about this plant, Click Here. Similar Species: Flowering Spurge (Euphorbia corollata)
Pink Azalea (Rhododendron periclymenoides (Michx.) Shinners)
Ericaceae (Heath Family) Synonym(s): Pinxterbloom Azalea, Pinxterflower Base Flower Color: White, PinkReproductive Phenology: Mar, Apr, MayBloom Notes: All parts are highly toxic. May be fatal if eaten. For more information about this plant, Click Here. Similar Species: Mountain Azalea (Rhododendron canescens)
Hairy Buttercup (Ranunculus sardous Crantz)
Ranunculaceae (Buttercup Family) Synonym(s): Hairy Buttercup; Sardinian Buttercup, Hairy Crowfoot Base Flower Color: YellowReproductive Phenology: Apr, May, Jun, Jul For more information about this plant, Click Here.
Water Hemlock (Cicuta maculata L.)
Apiaceae (Carrot Family) Synonym(s): Spotted Water Hemlock, Water-hemlock, Beaver Poison Base Flower Color: WhiteReproductive Phenology: Apr, May, JunNotes: Highly Toxic! May be Fatal if Eaten! For more information about this plant, Click Here.