Skip to content

Shortawn foxtail

Alopecurus aequalis · Aquatic plants

Shortawn foxtail: Whole plant

Whole plant · Photo: Thomas Ebner / CC BY

NativeEmergent

Also called Water foxtail

How to identify Shortawn foxtail

  • Low grass with stems often floating or lying on the water
  • Narrow, cylindrical, soft heads
  • Orange anthers when flowering
  • Pale blue green leaves

Similar plants

Northern mannagrass has open heads; timothy is an upland grass.

Growth profile

Growing seasonGrows from spring, flowers May to August.
Starts growingAbout 45 F water
LightFull sun
DepthMoist shoreline to about 1 foot of water
How it spreadsSeeds and rooting stems
HabitatShallow pond edges, ditches, springs and mud flats.

Why it matters in a lake

Often forms floating mats in shallow water.

Where it is found

  • Idaho: Occasional
  • Oregon: Occasional
  • Wyoming: Occasional

Classification

KingdomPlantae
PhylumTracheophyta
ClassMagnoliopsida
OrderPoales
FamilyPoaceae
Scientific nameAlopecurus aequalis

Need a hand?

Is it taking over your lake?

We identify what is growing, map how much of it there is and build a control plan that targets it without harming the rest of the lake.

Idaho / Wyoming (208) 501-4531Oregon (541) 280-0596