Polygonum amphibium - Water Smartweed |
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| Family: Polygonaceae | Growth Form: Forb/Herb | |
| Hydro Zone: -12” to –3” | NWC: OBL | |
| C-value: 4 | Max Height: 3’ | |
| Hardiness Zones: -23dF | Light: Thrives in full sun | |
| Bloom: 10 June- 1 Oct | Collect Seed: Fall | |
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| Distinguishing Characteristics: Aquatic-adapted; Floating branches with alternate, smooth, eliptical leaves with rounded tips; Flowers arranged in oval/connical cluster 1/5-4 cm. | ||
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