CATJLLOGUK OF HARDY PLANTS. 
nature as possible, and should be sitnated in some pliice where natural rocka 
might properly be left, and never upon the lawn or iu the ornamental part 
of the grounds. "While Alpine plants when well established are in nature ex- 
posed to the full action of the sun and winds, when planted in the roekery 
they should be sheltered at lirst until their roots become well established. 
ALPINE PLANTS IN COMMON GARDENS. 
Those who have neither the locality nor the materials for a proper rock- 
garden may cultivate most of tho Alpine and rock plants with fair success 
by imitating the above conditions as far as may be iu tho border. Select a 
spot that is naturally well drained, and excavate the earth to tho depth of 34 
inches; put iu 6 inches of small stones, broken bricks, etc., to make euro of 
good drainage; fill up with leaf-mould or peaty soil, -with sufficient sand 
to keep it open, ^^^lcn the plants arc set, inulch theni Tvith stones, <.c., have 
a lot of small stones from the size of a filbert up to the bulk of half a hen's 
eg-g — all the better if flattlsh rather thau round— and put these around tho 
plants to the depth of two inches or more. This covering of stones, 'while it 
allows the rain to enter the soil, cheeks evaporation and keeps the soil moist, 
cool, and loose. 
NATIVE NORTH AMERICAN PLANTS. 
This Catalogue contains a large number of those native plants that aro 
suiHciently showy or interesting to commend them to all lovers of plants. 
We have besides these a large number, not hero enumerated, of plants that 
are of botanical interest only. "We would suggest to those at home or abroad 
who aro making botanical collections that they send us their lists of desiderata 
of American plants. Through our extended correspondence "wo arc able to 
reach most of the Important stations for rare plftutSj and can withlu a re&- 
flonable time procure such as are not in stock. 
