Category Archives: Noxious Weeds

Halogeton

This gallery contains 8 photos.

A native of Asia (China, Russia), halogeton (Halogeton glomeratus) is now naturalized throughout the American West and is considered a noxious weed. I read a theory that postulated the Soviet Union dropped halogeton seeds from spy planes onto Western rangelands … Continue reading

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Chicory

This gallery contains 9 photos.

According to the literature, chicory (Cichorium intybus) flower heads are blue, rarely white. In June, Leonard and I discovered blue, white and distinctly pink chicory flower heads between the North and South Elkins Barns at Ash Creek Wildlife Area near … Continue reading

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Bittersweet Nightshade

Bittersweet nightshade (Solanum dulcamara) is a perennial introduced to much of temperate North America from Eurasia and Northern Africa. This invasive weed is found in moist waste places, thickets, roadsides, open forests and clearings. A member of the Nightshade Family … Continue reading

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Common Plantain

This gallery contains 5 photos.

Herbalists, both modern and ancient, attribute many medicinal uses to common plantain (Plantago major). It seems as though almost every ailment can be treated with concoctions of this plant with a worldwide distribution. Common plantain contains, among other compounds, acubin … Continue reading

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White Hawkweed

This gallery contains 7 photos.

Worldwide there are over 700 species of “hawkweeds”, mostly in Europe and South America. The ancient Greeks believed that hawks would tear apart the plant and wet their eyes with the juice to clear their eyesight. The Roman naturalist Pliny … Continue reading

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Horned Searocket

This gallery contains 8 photos.

A native of Europe, North Africa and Western Asia, horned searocket (Cakile maritima) was introduced to North America in the early 1800s via ships’ ballast. This annual has since naturalized throughout most of the coastal states where it can be … Continue reading

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Mediterranean Sage

This gallery contains 9 photos.

Mediterranean sage (Salvia aethiopis) is native to the Mediterranean and North Africa. It is believe to have been introduced to North America in contaminated alfalfa seed. Since its introduction, Mediterranean sage has established itself in California, Oregon, Washington, Idaho, Utah, … Continue reading

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