PERENNIALS AND ROCK-PLANTS, continued 

Physostegia 
PENTSTEMON (Beard-Tongue) 
tBarbatus, Pink Beauty. 3 ft. 
pink flowers. 
{Firebird (Cherry Glow). 2 ft. An outstand- 
ing new Introduction to add color to sum- 
mer gardens. The individual ruby-crimson 
blooms are unusually large and the long 
spikes of bloom are especially attractive in 
bouquets. 3 for $1.20; $4.40 per doz. 
tGarnet. 18 in. The graceful stems hold 
loosely arranged garnet blooms. June, 
September. 
{Utahensis. 18 in. A very hardy new va- 
riety with light Iavender-blue flowers in 
early summer. Very free bloomer. 
Glowing 
PEROVSKIA (Silver Sage; 
Russian Sage) 
tAtriplicifolia. 4 ft. The felty gray foliage 
and the lavender-tipped blooms provide 
a pleasing tall accent of gray for summer 
borders. August to October. 3 for $1.35; 
$5 per doz 
PHYSOSTEGIA (False Dragonhead) 
tRosy Spire. 314 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 va- 
riety; we need more spire-like flowers in 
summer gardens. July, August. 
{Vivid. 18 in. Ideal dwarf kind with deep 
pink bloom. September. 
PLATYCODON (Balloon-Flower) 
Grandiflorum czruleum. See color illus- 
tration, page 8. 
*Grandiflorum Mariesi. 18 in. A useful 
dwarf kind for the foreground of the 
border. 
*Grandiflorum Mariesi album. A white- 
flowering perennial that is hard to beat. 
PLUMBAGO (Leadwort) 
*Larpentae. 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. 

HARDY PHLOX 
Spring-Flowering Kinds 
Phlox subulata 
Few of our hardy perennials are more 
widely adapted for use in the rock-garden or 
wall-garden or on steep slopes for ground- 
cover use. The plants make a brilliant splash 
of color in the spring and display attractive 
foliage throughout the season. They grow 
best in well-drained soil and in full sun. 
See color illustration, page 12. 
*Atropurpurea. Very showy brilliant red. 
_ *Blue Eyes. An outstanding lavender-blue 
variety. 
*Brightness. New. Attractive bright pink. 
*Camla. An English novelty. The large 
flowers are glistening pk. Blooms again 
in the fall. 
*Camla alba. A lovely new white form that 
blooms very freely again during fall 
months. 
*Dixie Brilliant. Truly an exciting new 
hybrid with unusually large crimson 
blooms which appear after most kinds 
have finished flowering. 
*Pink Cushion. New. Compact, 
growth. Color similar to Rosea. 
*Rosea Improved. An tmproved form of 
Rosea. 
*Sampson. New. Deep rose with crimson 
center. Distinct and lovely. This is the 
same as the variety offered as Sensation. 
*Vivid. A compact and showy grower with 
fiery rose flowers. 
Other Phlox Species 
*Divaricata. Our beautiful blue native 
Phlox. Does well in shade. 
HARDY SUMMER PHLOX. See page 13 
POLEMONIUM 
*Blue Pearl. Jacobs-Ladder. 12 m. A new 
dwarf Polemonium with great clusters 
of light blue flowers. The plants grow 
well in partial shade or full sun. May. 
PRIMULA (Primrose) 
See color illustration on page 9 
~PULMONARIA (Lungwort) 
In moist shady soil they are especially 
happy but they gaat be depended upon for 
almost any part of the garden that is-not 
too dry. The plant is a source of perpetual 
interest. In the spring there are the Mer- 
tensia-like blooms and throughout the grow- 
ing season the silver-spotted foliage is 
attractive. 
*Angustifolia azurea. Bears racemes of 
sky-blue flowers that are very attractive. 
Since the plant grows less than a foot high, 
it makes a good ground-cover, especially 
in damp, shady places. April, May. 
*Saccharata, Mrs. Moon. The dark green 
foliage has silver spots and the flowers are 
a pleasing combination of salmon-pink and 
blue. April, May. 55 cts. each; 3 for $1.35. 
PYRETHRUM (Painted Daisy). 
on page 19. 
RUDBECKIA (Coneflower) 
t{Maxima. 5 ft. A distinctive and little- 
known species with 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-inmch dark cone. 
June, July. 
{Purpurea, The King. See page 16. 
{White Lustre. See page 16. 
ROSEMARY. See page 31. 
bushy 
See list 



SALVIA (Sage) 
tAzurea. 4 ft. The stems of each clump are 
terminated with loose panicles of sky-blue 
flowers. August, September. 
Officinalis. See page 31. 
{Pitcheri. 4 ft. In autumn the branching 
stems are covered with deep blue flowers 
of gentian-like loveliness. 
SAPONARIA (Soapwort) 
*Ocymoides alba. Although sprawly in its 
habit of growth, it is particularly at- 
tractive. 
*Ocymoides splendens. The dense masses 
of pink flowers which appear in late 
spring add color to the rock-garden. 
SCABIOSA (Scabious). See page 16. 
SEDUM (Stonecrop) 
*Sieboldi. In late fall when rock-gardens 
are dull, this unusual plant, curious in 
form, foliage, and flower, puts on a show. 
*Spectabile, Brilliant. 18 in. A common 
but worthwhile perennial with large flat 
heads of brilliant red flowers. 
*Spurium, Dragon’s Blood. Bright car- 
mine-red flowers appear above bronzy red 
foliage from July to September, creating 
charming contrasts. An excellent plant 
for the wall or rock-garden. 
SEMPERVIVUM (Houseleek) 
We have more than 25 varieties. Won’t 
you tell us your special interest? 
SHASTA DAISY 
See Chrysanthemum maximum, page 19. 
SILENE (Catchfly) 
*Alpestris flore-pleno. A choice double- 
flowering form of pure white. 3 for $1; 
$3.50 per doz. 
*Wherryi. 6 in. A rock-plant that deserves 
to be better known. Large showy single 
pink flowers. May, June. 
STATICE (Sea-Lavender) 
tLatifolia. The large loose heads of purplish 
bloom are soft and pleasing in color. 
July, August. 
ISTOKESIA, Blue Moon. See color ilus- 
tration on page 12 
TARRAGON. See page 31. 

Sedum spectabile, Brilliant F; 
Unless otherwise noted, all plants 45 cts. each; 3 for $1; $3.50 per doz.; six plants at the dozen rate 
* 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. 

14 
CARROLL GARDENS 
