High Country News

Results for keyword: Exotic

Aliens in the Backyard: Plant and Animal Imports to America

John Leland’s book, Aliens in the Backyard, discusses both the dangers and the benefits arising from the vast number of exotic species in North America – including human beings

by Staff, Sep 05, 2005
It’s ‘bombs away’ on New Mexico saltcedar

The state of New Mexico is beginning an aerial herbicide assault on the exotic shrub saltcedar, or tamarisk, but some fear spraying Arsenal along the Rio Grande could harm native cottonwoods

by Paul Krza, Nov 10, 2003
Another roadside detraction

New studies from the University of California at Davis show that roads significantly promote the spread of invasive, exotic weeds

by Joshua Zaffos, Sep 15, 2003
Scientists uncover a weevil gourmand

Flower-head weevils released in Colorado's Gunnison National Forest to eat invasive Canada thistles seem to prefer other thistles instead and have no impact on the weeds.

by Beth McElroy, Jul 08, 2002
Exotic-killing herbicide is ousted from the range

In its attempt to eradicate cheatgrass in Idaho, the BLM contaminated crops with the herbicide, Oust, which led to a lawsuit stopping the spraying, while the weed continues to spread.

by Guy Hand, Jun 10, 2002
The garden of good and evil

Because invasive and noxious weeds can spread by planting popular wildflowers seed mixes available at nurseries and stores, it is better to purchase separate flower species when planning a garden.

by Lolly Merrell, May 27, 2002
The Eucalyptus: Sacred or profane?

The writer says that California's much-prized eucalyptus trees are really overgrown, fire-prone weeds that would be better off in their native Australia.

by Ted Williams, Feb 18, 2002
Drawing a line in the mud

In Colorado, The Nature Conservancy begins a battle against the exotic invader tamarisk, hoping to make the San Miguel River tamarisk-free before the plant takes over entirely.

by Hal Clifford, Aug 27, 2001
Plant identification

Nine sought-after plants with descriptions and what they are used for.

by Staff, Feb 15, 1999
Fighting exotics with exotics

Entomologist Jack DeLoach's proposal to release exotic insects to fight the exotic tamarisk raises questions about the successes and pitfalls of biocontrol.

by Paul Larmer, May 25, 1998

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Personal tools

Results for keyword: Exotic

Aliens in the Backyard: Plant and Animal Imports to America

It’s ‘bombs away’ on New Mexico saltcedar

Another roadside detraction

Scientists uncover a weevil gourmand

Exotic-killing herbicide is ousted from the range

The garden of good and evil

The Eucalyptus: Sacred or profane?

Drawing a line in the mud

Plant identification

Fighting exotics with exotics

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Personal tools

Results for keyword: Exotic

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