IRWIN S QUALITY 
PLANTS and CUTTINGS 
PERENNIALS 
GYPSOPHILA, BRISTOL FAIRY. Ourplants are grafted 25 100 
during the Summer months, established in 2 in. pots, 
rested in coldframes and shifted to 3 in. pots the first part 
of January. They will be in excellent condition for ship¬ 
ments for outdoor planting from the first of April on. The 
above methods of handling assure you of receiving a 
superior type of Gypsophila Bristol Fairy. 
Strong, 3 in. pot plants.$4.00 $12.50 
Exceptionally nice, field-grown roots. 5.50 17.50 
Strong, 2 in. pot plants. 3.00 10.00 
GYPSOPHILA, DOUBLE COLORADO TYPE. 
Strong, 2 in. pot plants. 6.00 20.00 
Exceptionally nice, field-grown roots. 7.50 25.00 
GYPSOPHILA REPENS BODGERI. This plant is enjoy¬ 
ing popularity. Since it is an ever-bloomer, it is possible 
to cut flowers with 8 to 12 in. stems throughout the entire 
Summer, very often when other Gypsophilas are off crop. 
Bodgeri is also a very pretty little border plant, producing 
double white flowers which later turn to shell pink. 
Strong, 2 in. pot plants. 3.00 10.00 
Exceptionally nice, field-grown roots. 4.00 12.00 
GYPSOPHILA, ROSY VEIL. A novelty of European in¬ 
troduction similar in habit to Bodgeri, but with flowers 
of a somewhat more pronounced pink color. 
Strong, 2 in. pot plants. 3.00 10.00 
Exceptionally nice, field-grown roots. 4.50 15.00 
GYPSOPHILA ACUTIFOLIA . 2.25 7.00 
GYPSOPHILA PACIFICA . 3.00 10.00 
HELIOPSIS, DOUBLE LEMOINE . 3.00 10.00 
HELIOPSIS PITCHERIANA . 2.00 6.00 
HEUCHERA BRIZOIDES . 3.00 10.00 
—Continued 
PEONIES, Florist Cut Flower Varieties: 
AVALANCHE. Pure white, slight carmine edged. Crown 25 100 
type. Late midseason.$5.00 $16.00 
FELIX CROUSSE. Large brilliant red. Late midseason 4.50 15.00 
KARL ROSENFIELD. Pure, rich, intense 'crimson of 
half-rose type. 4.50 15.00 
MONS. JULES ELIE. Ideal glossy lilac-pink shading to 
a deeper rose at the base. Bomb type, midseason. ... 5.00 16.00 
SARAH BERNHARDT. Apple blossom pink, petals 
silver-tipped. Semi-rose type; midseason. 7.50 25.00 
We can supply all other varieties. Prices upon request. 
PHYSOSTEGIA GRANDIFLORA, VIVID fTall Type). 
Similar in color to the well known Grandiflora Vivid. 
Due to its longer stems this variety can be used in larger 
floral arrangements, the violet mauve color blending in 
well with other flowers. This is really a worth-while 
Physostegia. It is very valuable also from the standpoint 
of continuously flowering for a long period.3.00 10.00 
PRIMROSES, HARDY. 
CASHMERIANA . 3.00 10.00 
DENTICULATA . 3.00 10.00 
JAPONICA . 3.00 10.00 
OFFICINALIS . 3.00 10.00 
POLYANTHUS, GIANT HYBRIDS . 4.50 15.00 
POLYANTHUS, GIANT WHITE . 4.50 15.00 
POLYANTHUS, GIANT YELLOW . 4.50 15.00 
POLYANTHUS, GIANT SCARLET . 4.50 15.00 
POLYANTHUS, GIANT GOLD LACED . 4.50 15.00 
VULGARIS . 3.00 10.00 
HEUCHERA, PLUIE DE FEU . 4.50 15.00 
LIATRIS SPICATA. Purple flowers are produced on 
spikes 12 to 15 in. long. Flowers about three weeks earlier 
than Pycnostachya. Height 2 to 3 ft. 3.00 10.00 
LIATRIS PYCNOSTACHYA . 3.00 10.00 
PYRETHRUMS, BUCKEYE. 2 in. pots. 4.50 15.00 
HUNTING’S SCARLET . 4.50 15.00 
MIAMI QUEEN . 4.50 15.00 
PRINCESS MARGARET . 4.50 15.00 
ROSE GLORY . 4.50 15.00 
TROJAN . 4.50 15.00 
LUPINE POLYPHYLLUS, BLUE^ROSE and WHITE... 3.00 10.00 
MATRICARIA, DOUBLE WHITE (Same as Golden Ball, 
only white). 2.25 7.00 
MATRICARIA, GOLDEN BALL . 2.25 7.00 
PENTSTEMON BARBATUS TORREYI . 2.25 7.00 
STATICE DUMOSA . 3.00 10.00 
STATICE LATIFOLIA . 2.50 8.00 
TRITOMA, MT. ETNA. 3 in. pots. 4.50 15.00 
TRITOMA, TOWER OF GOLD. 3 in. pots. 4.50 15.00 
VIOLET, PRINCE OF WALES . 3.00 10.00 
LET US QUOTE YOU ON OTHER PERENNIALS 
HORTICULTURAL BOOKS 
FOR FLORISTS AND GROWERS 
COMMERCIAL FLORICULTURE. By Fritz Bahr. Fourth edition 
revised, enlarged, brought thoroughly up-to-date. The book of books 
for the florist-growers, and now embracing, in 
addition to the wealth of material presented in 
the previous edition on the successful management 
of a retail grower’s establishment, full information 
and advice on every advancement that has been 
made in recent years in this branch of the busi¬ 
ness, particularly in growing the various florist 
flowers, together with a full discussion of such 
new subjects as cloth houses, sash houses, elec¬ 
trical heating of hotbeds, sterilization of soils, 
effects of gas on plants, artificial light in the 
greenhouse, timing greenhouse crops, common 
plant enemies and their control, etc. Part I em¬ 
braces the Retail Grower’s Methods, while 
Part II consists of a Cultural Manual for Retail 
Growers in which explicit cultural directions 
are given covering well over 500 plants of commercial value to the 
grower. 646 pages, 6x9 in.; 308 illustrations. Fabricoid. $5.50. 
PLANT CULTURE. By George W. Oliver and Alfred C. Hottes. 
442 pages, 5x7 131 illustrations. Cloth.$3.50 
MANUAL OF GARDENING. By L. H. Bailey. 539 pages, 
350 illustrations. 3.00 
GARDEN FLOWERS IN COLOR. By G. A. Stevens. 320 pages, 
400 photographs in full color. 1.98 
PLANT NAMES. By T. S. Lindsay. 99 pages. 1.00 
PLANT PROPAGATION—999 QUESTIONS ANSWERED. 
By Alfred Carl Hottes. 238 pages, 136 illustrations. 2.00 
THE RETAIL FLOWER SHOP. By Robert Kift. 340 pages, 
6x9; 145 illustrations. Cloth.2.50 
NEW ALBUM OF FLORAL DESIGNS. By Robert Kift. 148 
FLORAL DESIGNS DE LUXE. Covers all designs and types. 
176 pages, 9M X 12H> 472 illustrations. Cloth.$3.50 
AMERICAN GREENHOUSE CONSTRUCTION. By Richard 
T. Muller. 152 pages, 5x7J^, 55 illustrations. Cloth. 1.00 
SPRAYING, DUSTING, AND FUMIGATING OF PLANTS. 
By A. F. Mason. 570 pages, 237 illustrations. 3.00 
PRACTICAL PEST CONTROL. By H. C. Tweedale. 30 pages, 
4x9; 7 illustrations. Paper pamphlet.50 
FERTILIZERS FOR GREENHOUSE AND GARDEN CROPS. 
By Alex. Laurie and J. B. Edmond. 156 pages, 5x7)^; 22 illus¬ 
trations. Cloth. 2.00 
AZALEAS AND CAMELLIAS. By H. H. Hume. 90 pages; 
14 illustrations. 1.50 
ALL ABOUT FLOWERING BULBS.By T. A. Weston. 184 pages. 2.00 
PRACTICAL CARNATION CULTURE. By T. A. Weston. 
224 pages, 5x754 illustrations. Cloth. 2.00 
CHRYSANTHEMUMS UNDER GLASS AND OUTDOORS. 
By Alex. Laurie. 118 pages, 5x7)^; 33 illustrations. Boards... 1.50 
MODERN DAHLIA CULTURE. By W. H. Waite. 134 pages, 
24 halftone illustrations, six in full color. 1.50 
GLADIOLUS. By F. F. Rockwell. 79 pages; 45 illustrations. 1.25 
GLADIOLUS BREEDING. By J. A. Kemp. 12 pages, 4x9, 7 illus¬ 
trations. Pamphlet.50 
AMERICAN ORCHID CULTURE. By Prof. E. A. White. 250 
pages, 14 color plates; 72 illustrations. 5.00 
PRACTICAL TOMATO CULTURE. By Frank C. Pellett and 
Melvin A. Pellett. 164 pages, 5x7}^; 22 illustrations. Cloth... .75 
RHODODENDRONS AND AZALEAS. By Clement G. Bowers. 
526 pages, 8x10 in.10.00 
TUBEROUS-ROOTED BEGONIAS—AND THEIR CULTURE. 
By George Otten. 84 pages, 5x7)^ in.; 36 halftone illustrations. . 1.25 
PRACTICAL VIOLET CULTURE. By Nelson Coon. 128 pages, 
5x7)^; 33 halftones. Cloth. 75 
pages, 7}^x9J4- Cloth.1.00 
PRICES SUBJECT TO CHANGE WITHOUT NOTICE 
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