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HARDY PERENNIALS 
Cobalt Blue Veronica 
New “Blue Spire” Veronica —Hardy 
herbaceous perennial producing beautiful 
spikes of cobalt blue flowers over the entire 
summer season. Very hardy and easily 
grown. Thriving for years with little or no 
attention. One of the most effective of all 
perennials in the border. Height 30 to 36 
inches. (Sensational) 35 cents each. 3 for 
75 cents; $2.50 per dozen. Prepaid. 
Scabiosa Perennial Hybrids —An ex¬ 
cellent perennial for the garden. Produces 
large blue, lavender and white flowers on 
long stems. Blooms through the summer. 
Very hardy. Plant in full sun. Strong 1- 
year plants, 25c each; $2.00 per 12. Prepaid. 
Genista tinctoria flora plena —Low grow¬ 
ing, height, 5 inches and spreading 2 to 
3 feet. Extremely colorful in bloom, the 
foliage being hidden entirely by clustered 
golden yellow flower heads standing 2 to 
3 inches above plant. The most profuse 
bloomer of all brooms. 8 inches at 50c 
cents. Prepaid. 
New Coronllla Cappadocia —Evergreen 
perennial growing to height of 10 inches. 
Flowers produced in racemes of richest 
golden yellow. Very showy and one of the 
finest rock garden plants known. Early 
spring bloomer. 50c each. 
Delphinium —W. H. Henderson's Hybrids. 
A vigorous long lived strain. Withstands 
warm summers much better than other 
forms. Flowers are single, semi-double and 
double. Colors range from sky-blue to 
mauve pinks and deepest indigo. Selected 
for hardiness as well as beauty. Vigorous 
roots, $2.00 per dozen. Will bloom summer 
and fall of first year. Seeds 50c per pkt. 
Diant bus Beatrice —A new variety of this 
popular flower. It has double flesh pink 
flowers produced in large clusters over many 
months. A superb new variety. Strong 
rooted cuttings, 25c each; $1.50 per dozen. 
Best perennial Dianthus. 
Columbine —Wm. H. Henderson’s Hybrids. 
A great improvement over older types. 
Larger flowers and longer spurs. Colors 
include yellow, orange, red, rose, blue, 
purple, cerise, white, salmon and mauve. 
Seed 20e pkt; 3 for 50c. Roots, $1.50 per 
doz. All weak colors have been eliminated. 
Columbine “Crimson Star” —Very large 
flowers with long spurs. Outer petals deep 
crimson with central petals of white. Very 
attractive new variety. Grows to 3 feet. 
Strong 1 year plants at $2.00 per dozen or 
25c each. 
New Geums —“Princess Juliana” extremely 
large flowers of copper yellow. Far superior 
to any seed grown varieties. 25c each; $2.50 
per dozen. 
New Geum —“Fire Opal” Very large 
flowered red overlaid copper. Both of these 
varieties are grown from root divisions of 
the original plant. 50c each; $5.00 per 
dozen. Prepaid. 
Hardy perennials comprise some oj the 
most useful flowering plants for the border. 
Requiring a minimum of care and thriving 
with great vigor. Many have basal ever¬ 
green winter foliage which makes them 
unusually suited to places where both 
flowers and ground coverage are essential. 
Evergreen Rock Garden Plants 
Thymus coccineus (Crimson Thyme)— 
Dense evergreen carpet completely covered 
in Spring with crimson flowers, making a 
solid mat of red. Makes a beautiful edging 
plant. Gaining in favor as a lawn substitute. 
Does not require mowing. Crowds out 
obnoxious weeds. Plant 12 to 18 inches 
apart wach way. 15 cents each; 12 for $1.50; 
$8.50 per 100. White flowered form at same 
price. Does not require much watering. 
Prepaid. 
Evergreen Ground Cover 
Flowering 
Helianthemums —Sun Roses. Low spread¬ 
ing evergreen that are practically covered 
with dainty flowers from spring to fall. 
Hardy long-lived and easily grown plants. 
Excellent for sunny rockwork, front of 
borders, sides or tops of walls. 1 offer three 
colors: Double red, apricot and rich orange. 
35c each, 3 for 90c; $3.00 per dozen. 
Profuse Blooming 
Oriental Poppy 
Papaver Olympia —An unusual new peren¬ 
nial poppy, forming a clump by underground 
runners. Flowers are semi-double and range 
in size from four to five inches in diameter 
and are a pleasing shade of apricot and 
orange. Stems are 2 to 2’ feet long. Splendid 
cut flower. 25c each; $2.00 per 12. 
Ideal for Rockery 
Campanula porcharskyana —A beautiful 
evergreen trailing variety blooming most of 
the summer. Violet blue star shaped blos¬ 
soms. A well established plant of this in the 
rockery presents a mass of color indescrib¬ 
ably beautiful. 25 cents, prepaid. 
Vinca Bowie’s Variety —A new periwinkle 
recently introduced from England. Pro¬ 
duces very large deep clear blue flowers over 
many months. A splendid plant for shady 
places as a ground cover. 35c each. 
Aju<ja reptans rubra —A comparatively 
new variety of this old favorite. A perfect 
plant for growing in shady locations as a 
ground cover. Foliage during the winter is 
a rich purple and bronze with a metallic 
lustre. This is followed in the spring and 
early summer by myriads of blue flowers. 
The leaves in the summer are a deep green. 
Just the thing to carpet the ground in deep 
shade. Very hardy and easily grown. Strong 
plants that will bloom first year. $1.00 per 
dozen. 
Paiargonium “Black Prince” —A most 
unusual and unique variety. Flowers are 
very large and of deepest purple maroon 
edged with pure white. An admirable pot 
plant. 35c each. 
You are cordially invited to visit 
the gardens at any lime throughout 
the year. 
Burbank's Hemerocallis Calypso 
Day Lily flowers averaging 5 inches 
across and are a glorious shade of deep 
lemon yellow. Grows 4 feet high. Blooms 
from spring to fall. Plant in full sun or 
partial shade. Pronounced by experts to be 
one of the finest of all day lilies. 50c each; 
$3.00 per dozen. 
Wm. H. Henderson’s New “Giant 
Orange” Hemerocallis —Flowers are very 
large deep orange covered with a gold dust 
sheen. Flowers are of a heavy substance 
and petals very wide. Comparable in width 
of petals and size to some of the Amaryllis 
hybrids. $1.50 each. Plant is 30 inches in 
height. 
Hemerocallis Fulva Maculata —Cadmium 
yellow in throat with dragon’s blood red in 
an arching band through the center of the 
bloom. The outer portion of the petals is 
veined with red. $1.50 each. Enormous 
flowers. 
New Hemerocallis “Margaret Perry”— 
Height 50 inches. Cornelian red flowers with 
bright yellow star at throat that continues 
to the tips of petals as a stripe. Plant from 
September to February. $1.00 each. 
Hemerocallis (Double Orange)—Height 
50 inches. A beautiful double flowered day 
lily. Georgeous orange colored flowers that 
last two days on the plant as against one of 
ordinary varieties. Hard to beat. 35c 
each; 3 for $1.00. 
Hemerocallis “Hyperion” —One of the 
newer Day Lilies. Produces flowers of 
richest citron yellow and of largest size. 
Highly rated and desirable. $1.00 each. 
Snapdragon Super Rust Resistant 
Selections 
Silver Pink —The largest flowering strain 
of rust proof snapdragons so far introduced. 
25c per pkt. 
Orange Shades —A selection of the best 
orange and copper colored varieties in rust 
proof strain. 25c per pkt. 
Red Shades —Made up from a selection of 
the best shades of reds in rust proof strain 
25c per pkt. 
WM. H. HENDERSON EXPERIMENTAL GARDENS 
10 
EXCEPT WHERE NOTED PRICES 
