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American Water Plantain

Alismasubcordatum

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Genus

Alisma (uh-LISS-muh)

Info

Species

subcordatum (sub-kor-DAH-tum)

Info

Synonym

Alisma plantago-aquatica var. parviflorum

Alisma plantago-aquatica subsp. subcordatum

Sun Exposure

Full Sun

Sun to Partial Shade

Light Shade

Foliage

Herbaceous

Velvet/Fuzzy

Height

under 6 in. (15 cm)

6-12 in. (15-30 cm)

12-18 in. (30-45 cm)

18-24 in. (45-60 cm)

24-36 in. (60-90 cm)

Spacing

6-9 in. (15-22 cm)

9-12 in. (22-30 cm)

Hardiness

USDA Zone 4a: to -34.4 °C (-30 °F)

USDA Zone 4b: to -31.6 °C (-25 °F)

USDA Zone 5a: to -28.8 °C (-20 °F)

USDA Zone 5b: to -26.1 °C (-15 °F)

USDA Zone 6a: to -23.3 °C (-10 °F)

USDA Zone 6b: to -20.5 °C (-5 °F)

USDA Zone 7a: to -17.7 °C (0 °F)

USDA Zone 7b: to -14.9 °C (5 °F)

USDA Zone 8a: to -12.2 °C (10 °F)

USDA Zone 8b: to -9.4 °C (15 °F)

USDA Zone 9a: to -6.6 °C (20 °F)

Danger

Unknown - Tell us

Bloom Color

White/Near White

Bloom Time

Late Summer/Early Fall

Other Details

Gardener's Notes:

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positive

neutral

negative

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melody

Benton, KY (Zone 7a) | April 2005 | neutral

Information only, I do not grow this plant.

Common in freshwater marshes, swamps, sluggish streams, ponds and lakes all ac...Read More

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