• Baneberry

    Baneberry (Native)

    Actaea rubra
    These plants grow at higher elevations (8000 feet) in cool, wet places. Grows 3 or 4 feet tall, has a thick stem and thick underground root, large featherlike leaves with a hairy underside. Poisonous parts: all parts, especially root stock and sap.

    More about Baneberry
  • Calla Lily

    Calla Lily (Houseplant)

    Zantedeschia species
    Leaves shaped like arrow heads that may grow to 18 inches long and 10 inches wide. Leaves are glossy green. Stems are longer than the actual leaves. Spathe-shaped white flowers. Berry is not often seen.

    More about Calla Lily
  • Castor Bean

    Castor Bean (Cultivated)

    Ricinus communis
    Usually grown as an annual. May grow 6-15 feet tall. Leaves alternate and may be up to 3 feet in diameter. Leaves are lobed and have 5-11 points.

    More about Castor Bean
  • Cotoneaster

    Cotoneaster (Cultivated)

    Cotoneaster species
    May be ground cover to small upright shrub to very tall graceful shrubs (25 feet). Flowers are white or pinkish and bloom in Spring. They resemble tiny single roses. Berries may be red or orange-red.

    More about Cotoneaster
  • Daffodil

    Daffodil (Cultivated)

    Narcissus species
    Common garden plant grown from bulbs usually with straight, flat leaves and white or yellow flowers.

    More about Daffodil
  • Deadly Nightshade

    Deadly Nightshade (Native)

    Solanum Dulcamara
    Vine-like plant that may grow as high as 6 feet.

    More about Deadly Nightshade
  • Death Camus

    Death Camus (Native)

    Zigadenus species
    Perennial herb with narrow, grass-like leaves. Yellow or whitish-green flowers form at top of central stalk. Bulbs often mistaken for onion but lack the characteristic onion odor.

    More about Death Camus
  • Donkey's Tail/Creeping Spurge/Myrtle spurge

    Donkey's Tail/Creeping Spurge/Myrtle spurge (Native)

    Euphorbia myrsinites
    Grows wild in foothill areas in northeastern Utah, also cultivated in rock gardens. Blue-green diamond-shaped fleshy leaves in close spiral arrangement, end with a tooth-like tip.

    More about Donkey's Tail/Creeping Spurge/Myrtle spurge
  • Dumb Cane

    Dumb Cane (Houseplant)

    Dieffenbachia species
    House plant that has large leaves up to 20 inches. The plant may reach 2 feet in width. It is generally taller than it is wide. Leaves are dark green to yellow green with variegations in white or pale cream.

    More about Dumb Cane
  • Easter Lily

    Easter Lily (Houseplant)

    Lilium longiflorum
    Leaves are shiny, dark-green and lance shaped. Flowers are white and trumpet-like.

    More about Easter Lily
  • False Hellebore

    False Hellebore (Native)

    Veratrum species
    Grows in damp areas on meadows and hillsides at high elevations. It emerges as soon as snow melts in the Spring and reaches a height of 1.5 to 2 meters. Leaves may measure 20 to 30 cm long and 7 to 15 cm broad. Cream-colored flowers grow in clusters at the top of a single unbranched stalk that resembles corn.

    More about False Hellebore
  • Firethorn

    Firethorn (Cultivated)

    Pyracantha species
    Habit ranges from upright to sprawling. Glossy green oval shaped leaves. Has needle-like thorns. Planted as shrubs or ground covers in full sun.

    More about Firethorn
  • Foxglove

    Foxglove (Cultivated)

    Digitalis purpurea
    Cultivated in gardens throughout the United States. Grows up to 4 feet tall. Leaves are grayish-green in color and are wooly on their underside.

    More about Foxglove
  • Iris

    Iris (Cultivated)

    Iris species
    Sword or grass-like leaves with showy flowers that bloom in Spring or early summer. They grow from bulbs or rhizomes, 1 to 2 feet tall.

    More about Iris
  • Jimson Weed

    Jimson Weed (Native)

    Datura Wrightii
    Can grow up to 5 feet tall. Stems and leaves are velvety green in color. Flowers are snow-white in color and bloom in the summer. They open in the evening and fade during the day.

    More about Jimson Weed
  • Lily of the Valley

    Lily of the Valley (Cultivated)

    Convallaria majalis
    Naturalized in gardens, prefers partial shade. Ground cover, 6-8 inches high, forms colonies. Broad, glossy green elliptical leaves.

    More about Lily of the Valley
  • Lupine/Blue Bonnet

    Lupine/Blue Bonnet (Native and Cultivated)

    Lupinus argenteus
    Grows from lower elevations up to 10000 feet in elevation. Approximately 20 inches tall. Compound leaves, with 6-9 lance-shaped leaflets, with a silvery covering. All parts, especially ripe seeds, are potentially toxic.

    More about Lupine/Blue Bonnet
  • Oleander

    Oleander (Cultivated)

    Nerium oleander
    Evergreen shrub up to 20 feet tall. Leaves are leathery, dark green, long and narrow to 10 inches with pointed tip.

    More about Oleander
  • Oregon Grape

    Oregon Grape (Native and Cultivated)

    Mahonia Aquifolium
    A low growing plant with year-round pinnated, waxy green leaves that resemble holly. The plant bears dainty yellow flowers in early summer and a dark blue berry that ripens late in the Fall.

    More about Oregon Grape
  • Pacific Yew

    Pacific Yew (Cultivated)

    Taxus species
    The yews are evergreen shrubs or small trees with reddish-brown bark in thin flaking scales; leaves are dark green to yellow-green, shaped like a narrow sickle, stiff, 1.25 to 2.5 cm long, and pointed at the apex. Fruit is bright scarlet red or sometimes yellow and fleshy.

    More about Pacific Yew
  • Peace Lily

    Peace Lily (Houseplant)

    Spathiphyllum species
    Leaves come directly from the root and are large for plant, elliptical in shape and narrow to a point. Leaves are 1 -5 feet long and up to 6 inches wide. Flowers are spathe-shaped and either white or green. Berries may be found in clusters but are rarely seen.

    More about Peace Lily
  • Philodendron

    Philodendron (Houseplant)

    Philodendron species
    Fast growing plant with leathery, glossy leaves. Depending on species, may grow to 10-20 feet as a tree-like shrub.

    More about Philodendron
  • Poinsettia

    Poinsettia (Houseplant)

    Euphorbia pulcherrima
    Leaves are oval and 4-7 inches long. They are lobed.

    More about Poinsettia
  • Poison Hemlock

    Poison Hemlock (Native)

    Conium maculatum
    Grows along streamside and ditch banks at all elevations, tolerates poorly drained soils. Can be found throughout the United States. Grows 4-10 feet tall. Hollow, branched, spotted stems with purple splotches. Leaves are fern-like. Single white taproot that resembles a carrot.

    More about Poison Hemlock
  • Poison Ivy

    Poison Ivy (Native)

    Toxicodendron rydbergii
    Low shrub, rarely exceeds 4 feet in height. Prefers shady, wooded areas; found throughout the southwestern US.

    More about Poison Ivy
  • Pothos/Devil's Ivy

    Pothos/Devil's Ivy (Houseplant)

    Epipremnum aureum
    Commonly grown as an indoor potted plant and as an ornamental outdoors in warm climates. Heart-shaped or oval dark green leaves with yellow or white splotches, and slender stems. Grows as a vine.

    More about Pothos/Devil's Ivy
  • Rubber Tree

    Rubber Tree (Houseplant)

    Ficus species
    Narrow, leathery dark-green leaves that are 8-12 inches long.

    More about Rubber Tree
  • Snow on the Mountain

    Snow on the Mountain (Native and Cultivated)

    Euphorbia marginata
    Oval light green leaves, upper ones striped and marginated white. Contains milky white sap that is irritating to the skin and mouth.

    More about Snow on the Mountain
  • Stinging Nettle

    Stinging Nettle (Native)

    Urtica dioica
    Grows in moist, shaded woodland areas. Reaches about 4 feet tall at maturity, often grows in colonies. Leaves are lance-shaped and have sharp-toothed edges. Stems and leaves have hair-like structures.

    More about Stinging Nettle
  • Tulip

    Tulip (Cultivated)

    Tulipa species
    Common garden plant grown from bulbs.

    More about Tulip
  • Umbrella Tree

    Umbrella Tree (Houseplant)

    Schefflera actinophylla/Brassaia actinophylla
    The plant has a long stalk with glossy bright green leaves. The leaves are divided into 7-16 leaflets. Houseplant does not generally bloom.

    More about Umbrella Tree
  • Virginia Creeper

    Virginia Creeper (Cultivated)

    Parthenocissus quiquefolia
    Woody vine, leaves are elliptical and occur in groupings of 5 leaflets with saw-toothed edges. Foliage changes from green in summer to orange in Fall. Planted in gardens as a ground cover or on fences.

    More about Virginia Creeper
  • Wart Weed

    Wart Weed (Native)

    Euphorbia maculata
    Stems are branching, hairy, and often pink to red in color. Can grow up to 12 inches tall, but often forms mats. Grows from a taproot. Leaves are ovate shaped.

    More about Wart Weed
  • Water Hemlock

    Water Hemlock (Native)

    Cicuta douglasii
    Grows along streamside, irrigation canals, and in moist pastures; seldom grows about 8500 feet in elevation. Grows 3 to 7 feet tall. Thick rootstocks have cross partitions at the base. Roots have separate chambers inside, and a musky odor. Leaves are lance-shaped, with toothed edges.

    More about Water Hemlock
  • Western Monkshood/Wolfbane

    Western Monkshood/Wolfbane (Native and Cultivated)

    Aconitum columbianum
    Grows 2-4 feet tall in damp shady places in upper elevation mountain areas. Has fleshy roots and stout stems. Leaves are dark green and deeply divided with multiple segments; leaves become smaller towards the top of the plant.

    More about Western Monkshood/Wolfbane