water pepper
noun
: an annual European smartweed (Polygonum hydropiper) of moist soils with extremely acrid peppery juice that is naturalized in North America
also
: a related American perennial (P. hydropiperoides) with mildly acrid juice
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Solution: To reduce heat stress, water peppers often during summer and consider sheltering plants with shade cloth when extreme heat hits.
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Lauren Landers, Better Homes & Gardens, 20 July 2024
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Lauren Landers, Better Homes & Gardens, 20 July 2024
Cite this Entry
“Water pepper.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/water%20pepper. Accessed 19 Jul. 2025.
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