Photo of Canada thistle flowers

    Canada Thistle

    Cirsium arvense
    invasive icon

    Invasive

    Photo of common jimsonweed flower

    Common Jimsonweed

    Datura stramonium
    Poisonous Icon

    Poisonous

    Photo of field milkwort flowerheads.

    Field Milkwort

    Polygala sanguinea
    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of a clump of hydrilla held in a hand

    Hydrilla

    Hydrilla verticillata
    invasive icon

    Invasive

    Photo of rattlesnake master flower heads side view

    Rattlesnake Master

    Eryngium yuccifolium
    Photo of tall thistle plants with flowers

    Tall Thistle

    Cirsium altissimum
    fork and knife icon

    Edible

    Photo of wood nettle leaves at top of plant.

    Wood Nettle (Stinging Nettle)

    Laportea canadensis
    fork and knife icon

    Edible