Hydrocotyle umbellata

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Marsh Penny-wort


Plant Specifics

Size:0.5 ft
Life Span:Short-lived perennial
Flower Color:White
Fruit Color:NA
Noted for:Interesting foliage


Recommended Uses:Groundcover in moist areas. Can be mowed.
Considerations:Often considered a pest in over-watered lawns. If the lawn is replaced by the "pest" the effect can be attractive.
Propagation:Division, seed.
Availability:Native nurseries, Seed
Light: Full Sun,  Part Shade,  Shade
Moisture Tolerance:
always floodedextremely dry
 (Stays Wet ----- to ----- Not wet but not extremely dry)
Moisture Tolerance: Stays Wet ----- to ----- Not wet but not extremely dry
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:Sand
Soil pH:Acidic to neutral



Attracts bees.  A study at the Archbold Biological Station identified the following families of bees using this species:

  • Halictidae: Halictus poeyi
  • Pompilidae: Episyron conterminus posterus
  • Sphecidae: Cerceris blakei, Ectemnius rufipes ais, Epinysson mellipes, Hoplisoides denticulatus denticulatus, Oxybelus emarginatus, Tachysphex apicalis, T. similis
  • Vespidae: Leptochilus alcolhuus, Parancistrocerus salcularis rufulus

Archbold Biological Station as cited in the Coastal Plants Wiki.

Native Habitats:Cutthroat seep, wet prairie, dome swamp. Somestimes in floating mats.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 10B 8A 8B 9A 9B 

USDA zones are based on minimum winter temperatures