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situation. If one has patience, this interesting plant can be easily 
raised from seed, but one must not expect flower heads the first 
ear. 
The following list of easily grown rock plants, in addition to 
those already mentioned, may be seen at the proper season in our 
Rock Garden: 
Plants Easy to Grow 
Alyssum saxatile (Golden-Tuft), E. Europe. Fls. golden yellow; 1 ft. 
April, May. 
Anemone Pied (Pasque Flower), Europe. Violet fis. covered with 
long silken hairs; 6 in. to 12 in. “il 
AGES canadensis. Neri America, Scarlet and yellow fls.; 1 ft. to 
ft. May 
Aquilegia cerulea (Rocky Mountain Columbine). Blue and white fls.; 1 
o 2 ft. May, June 
Arabis albida fl, pl. Mediterranean region. Double, white fls.; 9 in. 
pril, May. 
Aster ae Europe, Asia, North pe Bright purple, daisy-like 
; Orin) (6-12 in, May... June 
poe in var. Spreading prostrate ss SARTS: Colors rose, lavender, etc., 
May 
Campanula cespitosa. Europe. Pale blue fls.; 4 in. to 6 in, June, July. 
Campanula carpatica. Carpathians. Porcelain blue fis. erect on wiry 
stems; 9 in. July. 
Campanula Us gesen cat Italy. Blue fls., dwarf, spreading by underground 
stems; 4 in. June, July. 
Cerastium fomontosion S. Europe. Creeping species with gray foliage, 
On. Nay: 
expat cer ae Himalayas. Fls. white, red-veined ; creeping habit : 
Lay. 
Ch repens. Europe. Dwarf creeping plant, white fls.; 4 in. May, 
une. 
Helianthenuum monmularium vars. (FT, vulgare) (Rock Rose). (Not re- 
lia yardy north of Philadelphia.) 9 in. to 12 in. Dwarf. ever- 
green shrubs, brilliant fls. during summer. 
Floustoma caerulea. N. Eastern States and Alleghenies. (Bluets. Quaker 
L [ 
Iberis Uinlatem: (Perennial Candytuft) S. Europe. White fls.; 9 in. 
to I May. 
Tris Mie. eee of Virginia and southwards. Dwarf Iris with 
ight ay. 
PEGI alpinum, (Edelweiss.) Whitish floral lvs.; Europe. 4 in. 
to 12 in. May, June 
