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Porcupine Sedge

Carex hystericina

Porcupine Sedge is a resilient and distinctive sedge that brings bold structure to wetland plantings. It forms dense clumps of bright green, arching leaves, reaching up to 3 feet in height. The flower spikes mature into spiky seed heads, reminiscent of small porcupines, adding visual interest and providing food for birds and other wildlife. Porcupine Sedge thrives in consistently moist soils, making it perfect for pond edges, wet meadows, and rain gardens where its spreading growth can stabilize soil and prevent erosion.

Details

Height12” - 36”
Spread12"
Bloom SeasonMay – June
Soil Types
clayClay
loamLoam
sandSand
Soil Moisture
moistMoist
wetWet
Sun Exposure
fullSunFull Sun

Range Map

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Ecological Benefits

Maintenance Tips

  • Cut back in early spring to clear away old foliage and encourage new growth.
  • Thrives in wet soils; tolerant of occasional flooding.
  • Divide clumps in spring every few years to maintain vigor and control spread.

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