20 
Perennial Flowers 
ROCK'S—Kansas City, Mo. 
PYRETHRUM 
Large daisy-like flowers in brilliant shades of red, 
pink and rose. Blooms mainly in May and June. 
7605 Golden Feather. Fine, compact habit with bright, 
yellow foliage. Height, 9 inches. Pkt., 10c. 
7610 Roseum Hybridum. Rose, white and pink-petaled 
flowers radiating from golden yellow centers. Height, 
15 inches. Pkt., 15c. 
7615 Roseum Hybridum FI. PI. About 50 per cent may 
be expected to come true double. Height, 15 inches. 
Mixed colors. Pkt., 35c. 
POLYANTHUS (Primula Elatior) 
Early spring, free-flowering plants, fine for either 
pot or outdoor culture. 
7485 Invincible Giant Mixed. All colors from purest 
white to the richest crimson. Height, 10 inches. Pkt., 
25c. 
RUDBECKIA (Coneflower) 
7635 Newmarmi. The perennial form of the “Black- 
Eyed Susan.” Deep orange-yellow, with a dark yel¬ 
low cone; long, wiry stems, 3 feet high; blooms all 
summer. Pkt., 15c. 
Purpurea. See Echinacea. 
SCABIOSA (Blue Bonnet) 
7662 Caucasica Giant Hybrids (Isaac House Strain). The 
colors range from white to the darkest blue but 
shades of delicate lilac and mauve predominate. Pkt., 
35c; 3 pkts., 85c. 
7650 Caucasica (Blue Bonnet). Large flowers are a soft 
lilac color and borne on long stems. Begin to bloom 
in June and continue throughout the season. If the 
seed is sown early they will bloom the first season. 
Grow 18 inches high. Pkt., 15c. 
7655 Caudasica Alba. Pure white. Pkt., 30c. 
SEDUM (Stonecrop) 
7665 Acre (Golden Moss). Blooms May and June. Seed 
should be sown in a flat box or pot and transplanted. 
Very dwarf, golden yellow flowers, bright green fol¬ 
iage. Height, 3 inches. Pkt., 25c. 
STATICE (Sea Lavender) 
Producing panicles of minute flowers, which can be 
dried and used for water bouquets. Seed slow in germ¬ 
inating, often taking 60 days. 
7675 Latifolia. Dense panicles of lavender-blue flow¬ 
ers. Height, 18 inches. Pkt., 15c. 
SWEET ROCKET (Hesperis) 
Known as Dame’s Rocket and Dame’s Violet; grows 
from 2 to 3 feet high, and bears spikes of white and 
purple fragrant flowers. Will bloom the first year if 
sown early. 
7705 Finest Mixed Colors. Pkt., 10c; 3 pkts., 25c. 
STOKESIA (Cornflower Aster) 
7685 Cyanea. Grows about 24 inches high, bearing from 
20 to 30 handsome lavender-blue cornflower-like blos¬ 
soms; in bloom from July till frost. Seed sown in 
February or March- indoors and transplanted outside 
will bloom the same season. Pkt., 15c. 
7690 Cyanea Alba. A pure white form. Pkt., 25c. 
TRITOMA (Red-hot Poker) 
7800 Rock’s Early Hybrid. New, continuous-flowering 
Tritoma. It is not generally known that they are 
readily grown from seed; many flowering the first 
year if sown early. Pkt., 20c. 
SWEET WILLIAM (Diantlius Barbatus) 
Growing 1 to 2 feet high and bears its flowers in 
clusters at the end of a stiff stem. The individual 
flowers are colored and marked. Blooms from May 
through July. Seed sown in February and March will 
bloom the first year. 
SINGLE 
7740 Holbom Glory. Trusses of flowers of exceptional 
size, various colors. Pkt., 10c; 3 pkts, 25c. 
7735 Dark Crimson. Very effective. Pkt., 10c; 3 pkts., 
25c. 
7755 Pink Beauty (Newport Pink). A distinctive new 
pink. Pkt., 15c; 3 pkts., 35c. 
7760 Scarlet Beauty. Rich, deep scarlet. Pkt., 15c; 3 
pkts., 35c. 
7765 White. Snow white. Pkt., 10c; 3 pkts., 25c. 
7750 Nigrescens. Dark foliage and flowers deep dark 
red, nearly black. Pkt., 10c; 3 pkts., 25c. 
7775 Mixed Colors. Pkt., 10c; 3 pkts., 25c. 
7715 DOUBLE MIXED COLORS. Pkt., 10c; 3 pkts., 25c. 
VALERIANA (Garden Heliotrope) 
Produced from June to September. Height, 2 feet. 
7815 Coccinea. Showy heads of scarlet flowers. Pkt., 
10 c. 
YER0NICA (Speedwell) 
7840 Spicata. Long spikes of deep blue flowers from 
June to August. 2 feet. Pkt., 10c. 
VIOLA (Violet) 
Sowing should be made indoors in a shallow box or 
pot, covering lightly with rich pulverized soil. Keep 
moist at all times but never soaking. 
7865 Odorata Semperflorens. The sweet-scented English 
violet. Blue. Pkt., 25c. 
7860 Odorata Alba. Pure white. Pkt., 25c. 
7870 Odorata—The Czar. Fragrant deep blue. The larg¬ 
est of all. Pkt., 35c. 
VIOLA CORNUTA (Tufted Pansies). See page 14. 
WALLFLOWER 
They produce fragrant flowers not unlike a Sweet Wil¬ 
liam in form but entirely different in coloring which 
are for the most part shades of yellow, orange and rich 
browns. 
7890 New Siberian Wallflower. Lovely orange-yellow 
flowers. 12 inches high. Blooms in May. Pkt., 15c. 
7885 Giant Double. Mixed colors. Pkt., 30c. 
WISTERIA 
7900 Sinensis. Strong, rapid climber, blooms profusely. 
Light purple flowers are produced in long racemes. 
Seed very slow in germinating. Pkt., 10c. 
WISTERIA 
RECORD AW ARDS AT THE NATIONAL 
FLOWER SHOW 
We established a record at the Seventh National 
Flower show that will stand for years to come. 
In this show we made 128 entries for national 
honors and won 121 awards. These included 92 
blue ribbons for first prize, 25 second prizes, three 
gold medals, one silver medal, and in addition, 
Mr. Wm. L. Rock was presented “The Diploma of 
Honor,” the highest and greatest award of any 
National Flower Show. 
This record is one to be proud of, as it proves 
the high quality of Rock’s goods. Be sure of the 
best—Order from Rock’s. 
