Common Sedge Wildflower Seed (Carex Nigra)
 
Type: Perennial
 
Sow: Spring or Autumn
 
Flowering season: May-September
 
Flower colour: green
 
Height: 15-50cm
 
Light: sun
 
Moisture preference: damp - wet
 
Soil acidity: general 
 
Natural environment: grassland, marsh 
 
Seed density: 1200 seeds/gram