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How to Grow Acorus gramineus Plants in your Garden

Gardener's HQ Guide to Growing Variegated Slender Sweet Flag

Variegated slender sweet flag

Japanese Sweet Flag (Acorus gramineus) photograph by Cliff.


Acorus gramineus Growing and Care Guide

  • Scientific Name: Acorus gramineus
  • Common Name: Variegated slender sweet flag, Grass-leaf sweet flag, Dwarf sedge, Japanese rush, and Japanese sweet flag
  • Growing Zone: USA: 6 to 10
  • Life Cycle / Plant Type: Grass, Perennial

Plant Details

  • Plant Height (Inches): 12 to 18
  • Plant Spread (Inches): 12 to 18
  • Time of Bloom: Summer
  • Flower Details: Green
  • Leaf Foliage: Green, Variegated, Yellow
  • Fruit:
  • Growth Form: Rounded

Ideal Growing Conditions

  • Best Light Conditions: Partially shady to full sunlight
  • Rate of Growth: Quick
  • Suitable Soil Types: Adaptable, Clay, Loamy, Sandy, Slightly alkaline, Well drained
  • Soil Moisture: Moist/Wet

Caring Conditions

  • Care:
  • Level of Maintenance: Low
  • Propagation: Rhizome division at start o fgrowing season. Pot and plant out only when established
  • How to Prune: Cut back after flowering
  • Pests: Usually pest free
  • Diseases: Usually pest free

Further Information

  • Can Attract:
  • Tolerant of: Heavy Shade, Erosion, Wet Soil
  • Best Garden Use: Container, Foundation, Ground cover, En masse , Rock garden, Seashore
  • Family: Acoraceae
  • Closely Related Species:
  • Miscellaneous: Attractive foliage, Fragrant foliage, Non-native to North America, Naturalizing, Wetlands plant, Inconspicuous flowers or blooms
  • Genus Detail: Acoru
  • Further Reading and References: Here and Here



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