Alphabetical Plant Listing

Pontederia cordata (Pickerel Weed)

Pickerel Weed, Heart-Leaved Pickerel Weed, Wampee, Pickerel Rush


Pontederia cordata (Pickerel Weed) is a vigorous, marginal aquatic perennial forming a clump of erect, heart-shaped, shiny, jade green leaves, 10 in. long (25 cm). Free flowering from early summer to fall, erect spikes, 6 in. long (15 cm), densely packed with tiny tubular deep blue flowers rise above the water surface. They bloom in succession from the bottom up, extending the flowering period for several days. The blossoms give way to edible seeds, which can be eaten like nuts. The young leafstalks can be cooked as greens. Pickerel Weed is regarded as one of the mainstays of the water garden pond

  • Recipient of the prestigious Award of Garden Merit of the Royal Horticultural Society for its outstanding qualities
  • Grows up to 2-4 ft. tall (60-120 cm) and 18-24 in. wide (45-60 cm).
  • A full sun lover, this plant thrives in baskets of fertile loam, in shallow water, up to 12 in. deep (30 cm). Outside of containers, rhizomes can spread rapidly to form colonies when happy.
  • No serious pest or disease issues.
  • Cut back after flowering.
  • Propagate by division in spring as growth starts or propagate by seed sown in containers as soon as ripe.
  • Native from eastern North America to the Caribbean.

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Requirements

Hardiness 3 – 11
Heat Zones 1 – 11
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1, H2
Plant Type Aquatic Plants, Perennials
Exposure Full Sun
Season of Interest Summer (Early,Mid,Late)
Fall
Height 2' – 4' (60cm – 120cm)
Spread 1' – 2' (30cm – 60cm)
Spacing 20" – 24" (50cm – 60cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam
Soil pH Acid, Alkaline, Neutral
Soil Drainage Poorly Drained
Characteristics Plant of Merit, Showy
Native Plants United States, Midwest, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Ohio, Wisconsin, Northeast, Connecticut, Delaware, Maine, Massachusetts, Maryland, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, Pacific Northwest, Oregon, Southeast, Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, West Virginia, Southwest, Oklahoma, Texas
Tolerance Clay Soil, Wet Soil
Attracts Butterflies
Garden Uses Ponds and Streams, Water Gardens

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While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.


Requirements

Hardiness 3 – 11
Heat Zones 1 – 11
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1, H2
Plant Type Aquatic Plants, Perennials
Exposure Full Sun
Season of Interest Summer (Early,Mid,Late)
Fall
Height 2' – 4' (60cm – 120cm)
Spread 1' – 2' (30cm – 60cm)
Spacing 20" – 24" (50cm – 60cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam
Soil pH Acid, Alkaline, Neutral
Soil Drainage Poorly Drained
Characteristics Plant of Merit, Showy
Native Plants United States, Midwest, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Ohio, Wisconsin, Northeast, Connecticut, Delaware, Maine, Massachusetts, Maryland, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, Pacific Northwest, Oregon, Southeast, Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, West Virginia, Southwest, Oklahoma, Texas
Tolerance Clay Soil, Wet Soil
Attracts Butterflies
Garden Uses Ponds and Streams, Water Gardens

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