Foliage Plant Rockery Grass Seeds Bonsai Decoration Rockery grass is a perennial grass, height 3-6 cm, cold, water logging, vitality, growing season length, is the ideal choice for bonsai enthusiasts. Germination temperature: 20-26 . Germination Days: 7-15 days. Growth optimum temperature: 18-38  .Pitch: 5 * 5 .Light: half shade, sunny .Sowing to flowering: about 80 days Color: Green. Height: 3-6cm. Uses: Bonsai, flower beds Purity:  95% .Clarity:  98% .Germination rate:  80% .Water content:  8% .Seed longevity : two years Keep seeds stored in a cool, dry place.Damage caused by improper cultivation techniques. Seed surface is 1-2 times the diameter of the seed