ALPINE PLANTS. 83 
planting to get the base of the plant 2in. 
or so below the level of the soil. It must 
be trodden firmly all round (not on_ the 
actual base), so as to press the soil tightly 
to the base of the plant, and enable the young 
roots tq take hold of the new soil more readily. 
As the soil dries it often shrinks away from 
the ball and leaves a space; in this case the 
young roots die before reaching the new soil. 
RUBUS ARCTICUS likes gritty loam and 
sand on a sunny bank on the rockery where 
it has room to spread. 
SALIX RETICULATA, &c. These are useful 
for shady places, to creep over stones where 
other plants will not grow well. 
SANGUINARIA CANADENSIS (America). ‘A 
useful rock plant, requiring warm, sandy 
loam ; south or south-east aspect, although it 
will do equally as well on the north side. 
If on the latter, the place must be well 
drained, and a little more sand added to the 
compost. S. major grandiflora is a very fine 
variety, and quite as easy to grow. 
SAPONARIAS are all of fairly easy culture on 
a sunny south aspect, between stones, in gritty 
G2 
