
HARDY PERENNIALS AND ROCK PLANTS, 
OENOTHERA 
*Missouriensis. 10 in. A trailing plant bearing 
great quantities of big yellow flowers often 
5 inches across. Deserves a prominent place 
in the rock garden. June to August. 
PACHYSANDRA 
Terminalis. Japanese Spurge. 10 in. The 
ideal evergreen ground-cover for shady 
places. 12 for $1.75; $14.00 per 100. 
PENSTEMON (Beard-Tongue) 
{Firebird (Cherry Glow). 2 ft. Adds color to 
summer gardens. The individual ruby-crim- 
son blooms are unusually large and the long 
spikes of bloom are especially attractive in 
bouquets. 
tGarnet. 18 in. The graceful stems hold loosely 
arranged garnet blooms. June, September. 
tRose Elf. See color illustration on page 18. 
{Ruby King. See color illustration on page 7. 
TREE OR BUSH PEONIES 
Strong 5-inch pot plants 
available for spring delivery 
The stems do not die to the ground each year 
but in the course of many seasons they will reach 
a height of 3 to 4 feet. Most varieties bloom in 
early spring—late April to the end of May, de- 
pending on the locality. They are of easy culture 
and grow anywhere other Peonies do. It ts best, 
however, to plant them where they are sheltered 
from sweeping winds. 
Archiduc Ludovico. Large; flesh-pink, turning 
to soft lilac. $5.00 each. 
Argosy. Single; pure yellow. $11.50 each. 
Athlete. Glazed mauve, shaded rose. $5.50 each. 
Flora. Pure transparent white, slightly blotched 
violet, carmine at throat. $12.50 each. 
Jules Pirlot. Satiny pink, flushed carmine. 
$6.00 each. 
La Lorraine. Large, double flowers of soft 
sulphur-yellow with a salmon tinge when 
opening. $8.50 each. 
Satin Rouge. Double; blood-orange. An al- 
together new color in Peonies. $12.50 each. 
Yaso-no-Mine. Semi-double; pure white. 
$25.00 each. 
For other Peonies, see. page 11 
PHLOX. See pages 2 and 16. 
PHYSOSTEGIA (False Dragonhead) 
tRosy Spire. 316 ft. Showy spikes of deep 
rosy crimson bloom. September. 
{Summer Glow. 4 ft. The striking spikes are 
often 18 inches long; top-notch cut flowers. 
Late August, September. 
{Summer Snow. 3 ft. A new white variety; we 
need more spire-like flowers In summer gar- 
dens. July, August. 
{Vivid. 18 in. Ideal dwarf kind with deep pink 
bloom. September. 
PLAT YCODON. See page 6. 
PLUMBAGO (ender) 
*Larpentz. 12 in. Rich foliage and deep blue 
flowers in Jate summer; useful for sunny or 
shady ground-covers or for the rock garden. 
July to September. 
POLEMONIUM 
*Blue Pearl. Jacobs-Ladder. 12 in: A dwarf 
Polemonium with great clusters of light blue 
flowers. Graceful foliage. The plants grow 
well in partial shade or fullsun. May. 
POPPIES, Oriental. See page 11. 
POTENTILLA 
*Verna nana. 2 to 4 in. Also sold under the 
name of Cinerea:and: Matsumure. A very 
compact-growing plant covered with lovely 
golden yellow flowers in May and June. 
PYRETHRUM (Painted Daisy). See pages 
12 and 36. 



PRIMULA 
(Hardy Primrose; Cowslip) 
All Primulas are best planted in fairly rich, 
moist soil and shade; however, many varieties 
ofthe Polyanthaand Julie type will get along nice- 
ly in full sun if watered often during summer 
months. See color illustration on page 2. 
Acaulis, New Giant-Flowering. 4 in. A splen- 
did strain with large flowers of many different 
colors. .3 for $1.25; 12 for $4.25. 
acoulls: Blue. A lovely blue. 3 for $1.65; 65c 
eac 
Acaulis rubra. Large, brilliant crimson flowers, 
very freely produced. A good grower; rare. 
3 for $1.25; 12 for $4.25. 
Auricula, Giant Hybrids. Unusual and dis- 
tinct Primula. Large flowers In various colors 
on 6 to 8-inch stems. 3 for $1.35; 12 for $5.00. 
Cachemiriana. Large, round heads of bright 
violet on 12 to 15-inch stems. 
Juliz, Edelstein. A new variety with red flow- 
ers. 3 for $2.00; 75c each. 
Juliz, Mrs. McGillivray. Large flowers of old- 
rose. Rare. 3 for $2.00; 75c each. 
Juliz, Primrose Lodge. Large, deep crimson 
flowers on 4 to 6-inch stems. Free and early 
bloomer. 3 for $1.50; 60c each. 
Juliz, Wanda. Deep bluish purple, almost 
violet. Very free blooming, 3 for $1.50; 
60c each. 
Primula Polyantha 
Munstead Giant Strain. Flowers of large size. 
Shades of yellow from cream to rich orange, 
as well as pure white and charming types with 
eyes of different colors. They make a fine 
effect in spring. Plant them in a damp, 
ae spot. 3 for $1.25; 6 for $2.25; 12 for 
PB 
Munstead Giant Strain, Yellow, Cream, or 
Red. 3 for $1.25; 12 for $4.25. 
{Polyantha Colossea. A magnificent new de- 
velopment of this old garden favorite, with 
flowers of exceptional size—often 2 inches 
across. They are produced in great numbers 
and display an immense variety of coloring 
from white to cream, yellow, scarlet, purple, 
and crimson. Borne on strong stems, they 
are excellent for cutting_as well as making a 
splendid show in the garden. 3 for $1.50; 
6 for $2.75; 12 for $5.00; 65c each. 
POLYGONUM 
Reynoutria. Covered with fragrant, airy pink 
sprays during September. Light green foliage 
turns’ to' brilliant bronze-red in fall. A good 
ground-cover for isolated rough places where 
the more refined perennials will not grow. It 
grows and spreads rapidly; therefore, avoid 
planting it in the perennial border or rock 
garden with other plants. 3 for $1.65; 12 for 
$6.00; 65c each. 

Primula acaulis 





continued 
PULMONARIA (Lungwort) 
In moist shady soil they-are especially happy 
but they can be depended upon for almost any 
part of the garden that ts not too dry. ‘The 
plant Is a source of perpetual interest. In the 
spring there are the Mertensia-like blooms and 
throughout the growing season the silver-spotted 
foliage is beautiful. 
*Angustifolia azurea. Bears racemes of 
sky-blue flowers. Since the plant grows 
less than a foot high, tt makes a good 
ground-cover, especially in damp, shady 
places. April, May. 

*Angustifolia, Salmon Glory. 6 in. A worth- 
while addition to this family. Gorgeous with 
brilliant salmon-pink flowers in early spring. 
Solid green foliage. 3 for $1.65; 6 for $3.00; 
65c each. 
*Saccharata, Mrs. Moon. The dark green foli- 
age has silver spots and the flowers are a 
pleasing combimation of salmon-pmk and 
blue. April, May. 3 for $1.35; 55c each. 
ROSEMARY. See page 35. 
RUDBECKIA (Coneflower) 
Golden Storm. 15 to 18 in. An imported 
novelty. Golden yellow, daisy-like flowers 
with black center. Blooms nearly all summer. 
Easily grown im any soil. 
{Maxima. 5 ft. A distinctive and little-known 
species. Glaucous foliage sparsely arranged 
on long sturdy stems which are topped with 
large yellow blooms measuring 3 to 4 inches 
across and further accentuated with a 2-inch 
dark cone. June, July. 
tPurpurea, The King. Large, | star-like, 
crimson-red flowers on stiff, 4 to 5-foot stems. 
3 for $1.75; 6 for $3.25. 
{White Lustre. 214% to 3 ft. White blooms 
borne freely on sturdy stems from late June 
to September. As the cone center grows 
larger, the petals flatten in Caley fashion and 
then turn downward. Bushy, compact. 
3 for $1.75; 6 for $3.25. 
SALVIA (Sage) 
tAzurea. 4 ft. The stems of each clump are 
terminated with loose panicles of sky-blue 
flowers: August, September. 
Officimalis. See page 35. 
{Pitcheri. 4 ft. Branching stems covered with 
deep blue flowers in autumn. 
SAPONARIA (Soapwort) 
*Ocymoides splendenms. The dense masses of 
pink flowers which appear in Jate spring add 
color to the rock garden. 
SCABIOSA. See page 6. 
SEDUM (Stonecrop) 
*Sieboldi. See color illustration on page 2. 
*Spectabile, Brilliamt. See color illustration 
on page 15. 
*Spurium, Dragon’s Blood. Bright carmine- 
red flowers appear above bronzy red foliage 
from July to September, creating charming 
contrasts. An excellent plant for the wall or 
rock garden. 
SHASTA DAISY. See pages 12 and 36. 
SILENE 
Among the very best of rock-garden plants; 
easily grown in average soil, preferably in full 
sun.. However, they will stand a little shade. 
*Alpestris fl.-pl. A double-flowering form, choice 
and rare. The white flowers are very showy 
and are produced freely on 6 to 8-inch stems 
from late May to July. 
*Wherryi. 6 in. Showy large pink flowers in 
May and June. The plant is completely 
covered with bloom. 
PRICES: Unless otherwise noted, all plants are $1.25 for 3 of one kind; $2.25 for 6 of one kind; $4.25 per doz. of one kind.. Single plants, 55c each. 
*Indicates alpines or rock plants; with few exceptions these plants are also ideal for broad masses in the foreground 
of your perennial border or for edging. {Indicates varieties which are useful for cutting. 

CARROLL GARDENS, Westminster, Maryland 
