224 



Journal of the Department of Agriculture. 



Germination takes place in about a montli, and is invariably poor, 

 the average being from 40 to 50 per cent. 



Should the plants not be sufficieutly even throughout, the blanks 

 can be resown the following season. About 7 lb. of seed are required 

 per acre for the above distances. 



Experiments performed by Miss Davison, B.A., show that no 

 improvement in the germination is effected by treatment of the seed 



Fig. 1. — Part of the Plantation of Barosma hetulina at Kirstenbosch, 

 January, 1921. (The small trees in the rows aie Carob Beans.) The 

 Buchu plants show part of one season's growth. 



before sowing with hot water, ether, sulphuric acid followed by soda, 

 or by filing or cracking the seed-coats. A certain percentage of good- 

 looking seed always seems to contain shrunken non-viable embryos. 



Some growers sow the seed in tins and transplant to open ground, 

 but a large pioportion of the seedlings are always lost or stunted in 



