Site-based Strategy Widespread infestations often cannot be completely controlled. There are too many neglected places on the landscape where invasive plants can thrive and spread.…
Month: September 2015
Strategy – Control Timing
Posted in Strategy
Control timing Make calculated decisions. Know the times of the year when the target plants are vulnerable to control. Flowering and producing fruit requires much…
Strategy – Growth Form
Posted in Strategy
Growth Form Exploit the weak point in the growth cycle of the target species. If necessary, manipulate the growth of the plant to use up…
How You Can Help
Posted in Get Involved
How You Can Help Learn to identify local invasive species. Report any unusual or new species to a local land manager (or through this web…
Techniques – Chemical Control
Posted in Control Methods
Chemical Control Chemicals are but one tool out of many for invasive plant removal. The decision to use herbicides, including when, what, and how, must be…
Description: Japanese knotweed is a herbaceous perennial plant, growing in dense patches between 3 and 15 feet in height. Japanese knotweed forms stout, zig-zag stalks…
Description: Flowering rush is a perennial aquatic plant with emergent upright foliage. Extensive submerged root systems forms unique bulblet rhizomes. Flowers have 3 white to…
Description: Aquatic wetland perennial which grows up to 10 feet tall. Leaves originate at the base of the stem and spread outward. Rhizomes forma a…
Description: Â Garlic mustard is a biennial herb characterized by the garlic-like odor of its crushed leaves. Garlic mustard is biennial, meaning during its first year,…
Description: Phragmites is a perennial reed grass growing 5-10 feet at maturity. Phragmites grows in dense stands with a network of below-ground rhizomes. Stiff hollow…