Eryngium aquaticum

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Corn Snakeroot

Apiaceae (Umbelliferae)

Plant Specifics

Size:3-5 ft tall by 1 ft wide
Life Span:Short-lived perennial
Flower Color:White,blue,purple
Fruit Color:NA
Phenology:Winter dormant
Noted for:Showy flowers


Recommended Uses:Moist wildflower garden.
Availability:Native nurseries
Light: Full Sun,  Part Shade
Moisture Tolerance:
always floodedextremely dry
 (Stays Wet ----- to ----- Somewhat moist, no flooding)
Moisture Tolerance: Stays Wet ----- to ----- Somewhat moist, no flooding
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray/ Salty Soil Tolerance:Low/no tolerance of salty wind or direct salt spray
Soil or other substrate:Loam, Organic material (muck), Sand
Soil pH:Adaptable, but prefers acidic



Attracts many pollinators; is especially important for native bees.

Native Habitats:Wet prairie, wet pine flatwoods, fresh to brackish marshes, bogs, ditches, swamps. Especially in areas where limestone is close to the surface.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
8A 8B 9A 9B 

USDA zones are based on minimum winter temperatures