After planting it newly; two years

 
Rice straw has been used to reduce growth stimulation and a cold drought disaster when I set tea newly, but the use of the polymulti-material increases as rice straw and coating material with the growth stimulation effect with more than of same class while in late years rice straw material is short. It is said that black multi-は to the origin of tea tree strain of the young tree period, a growth stimulation effect are high, and making it it can expect resolution garden already.
However, a root system is apt to become slight when I keep on having used poly multi-を which used it expecting a growth stimulation effect.
In this way plant a seedling permanently because become easy to receive winter drought damage; and the second year.
I perform the poly multi-removal.