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Garden yellow loosestrife (Lysimachia vulgaris)

Garden yellow loosestrife Common Names: Garden loosestrife

Description: Can be distinguished from relative natives by its red-margined calyx.

Habit: Herbaceous perennial reaching 1 m (3.25 ft) in height, with long rhizomes that can extend 10 m (33 ft).

Leaves: Whorled or opposite, lanceolate with hairs and small glands below, dotted.

Stems: Erect; solitary; simple or branching below; slightly dotted with reddish or blackish spots; densely glandular-hairy; reaches up to 1 m (3.25 ft) in height.

Flowers: Yellow in color, 5 petals, held in a terminal panicle, calyx lobes with red margins, 1/2-1 in wide, smooth; blooms June through September.

Fruit and seeds: Small capsule.

Habitat: Native to Europe. Grows well in moist soils including wet meadows, fens, floodplain forests, streams and riverbanks, and along the edges of lakes and ponds.

Reproduction: By seed and by spreading rhizomes, seed may be water-dispersed.

Similar species: Large yellow loosestrife (Lysimachia punctata).

Monitoring and rapid response: Hand-pulling for small infestations.

Credits: The information provided in this factsheet was gathered from the Michigan Natural Features Inventory and the University of British Columbia.

Individual species images that appear with a number in a black box are courtesy of the Bugwood.org network (http://www.invasive.org).Individual photo author credits may not be included due to the small display size of the images and subsequent difficulty of reading the provided text. All other images appear courtesy of Google (http://images.google.com).


Common Name:

Garden yellow loosestrife

Scientific Name:

Lysimachia vulgaris

Family:

Primulaceae
(Primrose)

Duration:

Perennial

Habit:

Herbs

USDA Symbol:

LYVU