Download Tall Pepperwort/Perennial Pepperweed

Tall Pepperwort/Perennial Pepperweed
Lepidum latifolium
Perennial
EDRR
Stiff, erect, multi-stemmed herbaceous
plant with terminal flower cluster, up to 5’
high. Above ground parts begin to die
back late summer or early fall. Plant has
horseradish odor & taste.
Where found: Salt marshes above high
tide line, beaches, stream banks,
floodplains, roadsides, ditches, fields.
Leaves bright green to gray green, lance-shaped, smoothedged or toothed, 3 – 10” long. Basal leaves on stalks,
toothed, up to 12” long & 3” wide.
Stems gray-green, with semi-woody bases. Dead stems
persist for years.
Flowers dense white panicles, from early summer on.
Fruit small
flattened pods
with 2 seeds, late
summer & fall.
Persist into winter.
Similar native plant: None.
Harpswell Invasive Plants Partnership, 2015 (4/2015)
[Sources: Invasive Plant Atlas of New England; www.nps.gov/plants/alien/fact/lela1.htm]