
Perennial Rock Garden 
AND BORDER 
PLANTS 


Alyssum Saxatile 
BOOK: ROCK GARDENS (By 
Rockwell). Tells just where and 
how to make a rock garden, what Aster Alpinus 
to use in plants, etc. 31 illustra- 
tions, 86 pages. $1.25 postpaid. 

ALYSSUM, Saxatile (Basket of Gold). Masses of golden yel- 
low flowers in May and June. 
ANCHUSA, Myosotidiflora, Clusters of pale blue flowers re- 
sembling Forget-Me-Nots. Each 35c; 3 for $1.00, 
ASTER, Alpinus. Very dwarf plants, covered with daisy-like 
flowers. Any sunny place. Six to ten inches. Bluish purple. 
CAMPANULA, Carpatica. Flowers clear blue or white on erect 
wiry stems, 8 inches high. Blooms from June to October. 
CERASTIUM, Tomentosum—Snow-in-Summer. 6 inches. 
Silver foliaged ground cover. 
EVENING PRIMROSE, Oenothera Missouriensis. A low- 
growing rock garden or border plant with an abundance of im- 
mense yellow flowers through a long blooming season. 
GARDEN PINKS. Old-fashioned clove pinks. In mixed colors. 
Each 20c; 3 for 55c. 
Rose Cushion. Very free flowering, dwarf, rose-pink. Each 
25c; 3 for 70c. 
GYPSOPHILA, Fratensis. A trailing form, beautiful hang- 
ing over rocks or wall. Pink flowers. 
Repens. Same as above with white flowers. 
HELIANTHEMUM, Mutabile—Rock Rose. Low-growing; 
covered with pink or yellow flowers. Each 35c; 3 for $1.00. 
HEUCHERA, Sanguinea—Coralbells. Splendid low-growing 
plants for the front of the border with an abundance of graceful 
bright crimson blossoms. Fine for cutting. An excellent subject 
for the rock garden. Each 35c; 3 for $1.00. 
HYPERICUM, Reptans. Large, yellow flowers, tinged reddish 
in July and August. Trailing. 
IBERIS, Little Gem—Hardy Candytuft. Evergreen prostrate 
plants are covered with clusters of small white flowers. 
IRIS, Pumila. A low-growing early-blooming type. Will grow in 
dense shade. The colors range from purple to blue. Each 15c; 
2 for 25c; 12 for $1.35. 
MYRTLE, Vinca Minor. Old-fashioned plant with green leaves, 
small blue flowers. Large clumps, 25c; 3 for 70c. 
NEPETA, Mussini. A compact plant producing beautiful lav- 
ender flowers all summer. 
PHLOX, Divaricata, A native species, blooming very early in 
the spring. Large fragrant lavender flowers on 10-inch stems. 
PHLOX, Subulata. A distinct type, being very dwarf and espe- 
cially suitable for borders. Lavender, pink, red or white. 
SAXIFRAGA, Decipiens (Crimson Moss). One of the finest 
dwarf rock garden plants. With mossy foliage and white flowers. 
Green foliage turns a bright crimson in winter. Each 35c; 
3 for $1.00. 
SEDUM-—Stonecrop. This is a very large family, most of which 
belong in the rock garden. 
Acre Minor. A dwarf type of great value in carpeting. 
Ewersi. Rose-colored flowers and gray foliage. 
Sieboldi. Bright pink flowers. The loveliest sedums. 
Spectabile, Brilliant, Large heads of brilliant red flowers. 
Spurium Coccineum. A dainty red-tinged form that will 
sprawl all over the rocks. 
VERONICA, Incana. Flowers are amethyst-blue in June. Foli- 
age gray-rosette. 
VERONICA, Rupestris. Compact deep green foliage, hidden 
in June under a cloud of bright blue flowers. 
VIOLAS in assortment. Each 20c; 3 for 55c. 
page 14. 
VIOLETS. Blue flower. In clumps. Each 20c; 3 for 55c. 
Varieties Marked (*) on pages 12, 13 and 14 are suitable 
for Rock Gardens. 
Described on 



Prices on Plants: 
Each 25c 
3 for 70c 
6 for $1.25 
Postpaid 
unless 
otherwise 
noted 

All are labeled 

"3 
Campanula Carpatica 
FLOWER SEEDS FOR ROCK GARDENS 
ANNUALS 
Abronia Marigold, Signata Pumila 
Alyssum, Little Gem Nemophila 
Anchusa, Blue Bird Nierembergia, Hippomanica 
Cornflower, Jubilee Gem Nemesia 
Poppy, California Torenia 
Chinese Forget-me-not Petunia 
Cuphea All Dwarf Varieties 
Gilia Tricolor Portulaca 
Linaria Zinnia, Tom Thumb 
PERENNIALS 
Arabis (Rock Cress) Primula Pinks 
Bellis Daisy Forget-me-not Violets 
Linum 
Alyssum Sazatile 
All are described and priced in this catalog. 
Geum Viola Cornuta 
BUILD A ROCK GARDEN 
and Start with These 
ROCK GARDEN COLLECTIONS 
These plants are taken from varieties listed on 
this page, which is our selection of hardy, free 
flowering, easy-to-grow kinds. We are sure you 
will be pleased. 
Our Special Offer, all postpaid: 
Rock Garden Collection “‘A’’ 
1 each, 12 varieties, labeled, for. . $2.00 
Rock Garden Collection “B’’ 
2 each, 12 varieties, labeled, for.. $3 15 
Rock Garden Collection “C”’ 
BD a5 
3 each, 12 varieties, labeled, for. 
BULBS for the ROCK GARDEN 
BEGONTIAS, Tuberous Rooted. For shade. 
Each 20c; 3 for 55c; $1.80 per doz. 
OXALIS, Summer Flowering Pink. 
6 for 10c; 25 for 35c. 
TIGRIDIA, Tiger or Shell Flower, 
Each 10c; doz. $1.00. 
All are fully described on page 19. 
COLORADO BLUE SPRUCE 
Small Trees for Rock Gardens. 8 to 12 inches tall, from 
2-in. pots, with soil on the roots. 35c¢ each, by mail 45c; 
3 for $1.00, by mail $1.25. 


Complete Stock in Our Nursery Basement During April and May. 
[15] 
