Killing Canarygrass
With springtime in full swing in Southeast Alaska, our meadows and forest shrub-layers are greening up as new leaves sprout from twigs and blades of grass poke up from the ground. However, in certain places around Juneau, curious-looking patches of yellow stand out starkly within a sea of fresh green growth. These bright spots are infestations of reed canarygrass, an extremely aggressive invasive plant that is found throughout Juneau and elsewhere in the region. In late summer and early fall, canarygrass transfers energy from above-ground foliage to below-ground rhizomes. Come spring, this stored energy fuels the production of new stems and leaves which rise up through a dense mat of yellow thatch left behind the previous year. By early May, fresh green growth nearly obscures last year's thatch. Reed canarygrass…