PatternBaseWater Mint
Mentha aquatica, Lamiaceae
Zones
3–10
Layer
Aquatic
Lifespan
Perennial
Growth
Fast
Guild Roles
Pollinator AttractorPest Confuser
Growing Conditions
Sun
Partial Shade (acceptable)Partial Sun (optimal)
Water
High
Soil pH
5.5 – 7.5
Tolerances
Drought
Frost
Heat
Pest Resistance
Disease Resist.
Companion Plants
Antagonistic Plants
Marsh MarigoldCaltha palustris
Mint species produce allelopathic compounds and aggressive root systems that can suppress marsh marigold growth
PickerelweedPontederia cordataAggressive mint can outcompete and chemically suppress other aquatic plants like pickerelweed
Hairpin BanksiaBanksia spinulosaAustralian banksia adapted to poor soils may be negatively affected by aggressive mint root systems in shared cultivation
Uses
Functions
Culinary HerbWater Filtration
Edible Parts
Leaves
Common Questions
What zones does Water Mint grow in?
Water Mint grows in USDA hardiness zones 3 through 10.
What are good companion plants for Water Mint?
Good companions for Water Mint include Cattail, White Marsh Marigold, Sweet Cherry.
Design guilds with Water Mint and see companion relationships visually.
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