A GUIDE 
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IRIS FOR YEAR ’ROUND BLOOM 
Blooming varies with latitude, elevation, weather and other factors. 
For WINTER Bloom 
In warm climates, indoors, or under glass. 
—DECEMBER— 
Stylosas, page 15: Large flowered, Common. _ 
Winter-blooming Bearded, 15: Winter Flame, Pink 
Pinafore, December Royalty, Bel-Air, Spring- 
time Madonna, Arcadia Buttercup, Tournament 
Queen and others. 
Seed-bougquets, 9: Christmas Iris, Blackberry .Lily 
Late Bloom of Autumn Bloomers, 13: Joseph’s 
Mantle, Polar King, Black Magic, July Beauty, 
Kansas Ingleside, Pink Lace. 
Oncobreds: Lady Mohr, 10. 
—JANUARY— 
Winter-blooming Bearded, 15: Winter Flame, Pink 
Pinafore, Russian Bronze, San Pasqual, Bel-Air. 
Stylosas, 15: Large-flowered, Common. 
Late Bloom of Autumn Bloomers, 13: Joseph’s 
Mantle, California Pink, Sally Ann, Lady Moon, 
Majestic Gold. 
—FEBRUARY— 
Bulbous: Reticulata or Fragrant Iris, 9. 
Various Types Potted: See my Manual, page 9. 
Winter Bloom of Autumn Bloomers, 13: Pearl 
Oriental, Green Goddess, Sally Ann, Jean Siret. 
Stylosas, 15: Large-flowered, Common. 
Winter-blooming Bearded, 15: Arcadia Buttercup, 
Good Sir. 
Western Native, 19: Santa Ana. 
Earliest Dwarfs, 16: Atroviolaceae, Blarney. 
For SPRING Bloom 
Spread your spring bloom over three months. 
—MARCH — 
Earliest Aril Iris: 
Oncos, 4: Nazarena, Atrofusca, Hermona. 
Regelias, 6: Korolkowi Pink, Hoogiana. 
paserellay 7: Charon, Andromache, Parthenope, 
una. 
Winter-blooming Bearded, 15: Arcadia Buttercup, 
Reichenbachii, Southland. 
Western Native, 19: Santa Ana. 
Dwarfs, 16: Carpathia, Nana, Sulina, Primus, Azu- 
rea, Moon Gleam. 
Crested, 9: Nada, Japonica. 
Bulbous, 9: Snake’s Head Iris, Reticulata. 
Earliest Tall Bearded in Warm Climates: Easter 
Sunrise, 31: Joan Lay, 31. 
—APRIL— 
Arils Steal The Show in April: 
Oncos, 4: Gatesii, Lortetii, Susiana, Nigricans, 
Nazarena, Atropurpurea; etc. 
Regelias, 6: Lucia, Orestes, Various Varieties of 
Korolkowi, Stolonifera and Hoogiana. 
Oncogelias, 7: Eunice, Teucros, Artemis, Camilla. 
Earliest Oncobreds, 10: Silver Charm, Gray Cloud, 
Balroudor, Peshawar, Wee Admiral, Zwanenburg. 
Bulbous: Snake’s Head Iris, 9. 
Crested, 9: Fringed, Nada. 
Western Natives, 19: Rainbow, Western Gold, 
Many-colored. 
—M 
Tall Bearded, 20-30: Main bloom of most varieties. 
Oncobreds, 10-12: Most varieties in full bloom. 
Latest of Arils: 
Oncos, 4: Lortetii, Auranitica, Nigricans. 
Regelias, 6: Korolkowi Brown & Green, Hoogiana 
Purpurea. 
Oncogelias, 7: Theseus, Ulysses, Isis, Teucros. 
Dwarfs, 16: Rose Blush, Mist O’Pink, Fior Del 
Mondo, Green Spot, Stylish, etc. 
Intermediates, 17: Berkeley Blue, St. Osyth, Ruby 
Glow, Black Hawk. 
Earliest Tall Bearded: Ruffled Bouquet 28: Strath- 
more, 22; Mission Madonna, 30; Cloud Castle, 
31; Rose of England, 20; Sierra Primrose, 26; 
Rocket, 26. 
Winter Bloomers, 15: Springtime Madonna, Pink 
Pinafore, Arcadia Buttercup. 
Autumn Bloomers, 13: Joseph’s Mantle, Autumn 
Delight, California Pink. 
Earliest Siberians, 18: Ahalya and Crystal Charm, 
AY — 
Regeliabreds, 8: Hoogsan, Fallen Leaf, Spotless. 
Unusual Bearded, 17: Border and Table Iris. 
Beardless: Siberians, 18: Western Natives, 19: 
Louisiana Iris, 34. 
Western Natives, 19: Amiguita, Orchid Sprite, 
Santa Ana. 
For SUMMER Bloom 
Have Iris in summer, and surprise all your neighbors. 
—JUNE— 
Latest Tall Bearded: Circus, 31: Extravaganza, 24: 
Ranger, 21; Arab Chief, 31; Cascade Splendor, 
26; Blue Rhythm, 31. 
Border Iris, 17: Virginia Moore. 
Beardless,18:Spurias, Pseudacorus, Louisiana Iris. 
Autumn Bloomers, 13: Joseph's Mantle, California 
Pink, September Sparkler. 
Western Native, 19: Santa Ana. 
Latest Oncobreds: Illusion, 11; Blumohr, 11. 
—JULY— 
Dependable Summer Bloomers, 9: Vesper, Leop- 
ard Flower. ‘ : 
Siberian, 18: My Love, only July-blooming Siber- 
ian. 
July Bloom of Autumn Bloomers, 13: July Beauty, 
Priority, Autumn Queen, Autumn Elf, Two-For- 
Tea, September Sparkler. 
Western Native, 19: Santa Ana. 
—AUGUST— 
Pardanthopsis Section: Vesper Iris, 9. 
Belamcanda: Blackberry Lily, 9. 
August Bloom of Autumn Bloomers, 13: Autumn 
Twilight, August Waves, July Beauty, California 
Pink, Sangreal, Creamy Loveliness, Pink Lace. 
For AUTUMN Bloom 
My Manual tells how to encourage full bloom, even in cold climates. 
—SEPTEMBER— 
Early Autumn Bloomers, 13: Autumn Delight, Pri- 
ority, August Waves, Western Hills, Papoose, Sep- 
tember Sparkler, Autumn Flame, Bengal Princess. 
Martie Everest. 
Pardanthopsis Section: Vesper Iris, 9. 
—OCTOBER— 
Autumn Bloomers, 13: Main display of many varie- 
ties, especially Pearl Oriental, Lady Moon, Joseph’s 
Mantle, Western Hills, Sally Ann, Carabella, Polar 
King, Buckthorn Brown. 
Early Bloom of Stylosas, 15: Large-flowered, Com- 
mon. 
—-NOVEMBER— 
Autumn Bloomers, 13: Thanksgiving Firelight, Pearl 
Oriental, Buckthorn Brown, Mary Vernon, Pa- 
poose, Carabella, Priority, Majestic Gold, Sep- 
tember Sparkler, Bengal Princess, Fall Beauty, 
Kansas Ingleside. 
Stylosas, 15: Large-flowered, Common. 
Tall Bearded: Fantasy, 23. 
29 
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IRIS FOR SPECIAL SITUATIONS 
For DRY Locations 
REQUIRING DRY SUMMERS 
Or store in dry sand for the summer. 
Arils: Oncos, 4; Oncogelias, 7; Regelias, 6. 
Bulbous: Reticulata or Fragrant, 9. 
Tuberous: Snake's Head Iris, 9. 
PREFERRING SUMMER WATER 
Yet highly drought resistant. 
Bearded: Tall, 20; Dwarfs, 16; Intermediates, 17; 
Border, 17; Table, 17; Autumn, 13; Winter, 17. 
Aril-Bearded: Oncobreds, 10; Regeliabreds, 8. 
aoerd ens Western Natives, 19; Ensata, 19; Sty- 
osas, 15. 
For MOIST Ground 
FOR GROWING IN WATER 
Or submerged during growing season. 
Louisianas, 34; Giganticaerulea, Fae Cacique, 
Dorothea K. Williamson. 
Other Beardless: Pseudacorus, 19. 
FOR MARGINS OF POOLS 
Or any fairly moist bed. 
Siberians, 18; Helen Astor, My Love, Nigrescens, 
Tycoon, Crystal Charm, Caezars Brother, etc. 
Other Beardless: Spurias, 19; Louisianas, 34, Foe- 
tidissima. 
For SHADY Places 
THRIVING IN RATHER 
DENSE SHADE 
Or in light to moderate shade. 
Oddity: Christmas Iris or Foetidissima. 
Crested, 9: 
Japonica 
Nada 
Western Natives, 19: 
Rainbow 
Western Gold 
Amiguita 
Santa Ana 
FOR LIGHT TO MODERATE SHADE 
Some sunlight needed for good bloom. 
Beardless, 15, 18, 19: Stylosas, Western Natives, 
Siberians, Spurias. 
Oddity: Christmas Iris or Foetidissima. 
Bulbous, 9: Areas partially shaded in summer are 
ee as most bulbous Iris bloom before trees leaf 
out. 
Bearded: Light shade in very hot areas, or if nec- 
essary, but sun usually preferred, 20-31, 8-16. 
Crested, 9: Nada, Fringed. 
For Soils of Varying Reactions 
My MANUAL tells how to determine or change the reaction of your soil. 
FOR ACID SOILS 
Having a pH between 4.0 and 7.0. 
Beardless, 15, 18, 19, 34. 
Siberians, 18. 
Spurias, 19. 
Stylosas, 15. 
Western Natives, 19. 
Louisiana Iris, 34. 
Foetidissima. 
Crested, 9: Nada, Fringed. 
Bearded: All types of Bearded will thrive under 
slight acidity, down to about pH 6.0. 
FOR LIMESTONE SOILS 
Having a pH between 7.0 and 8.5. 
ARILS IDEALLY ADAPTED: 
Oncos, 4: Susiana, Gatesii, Nigricans, Lortetii, 
Haynei, Nazarena, Atrofusca, Sari, etc. 
Regelias, 6: Korolkowi, Stolonifera, Hoogiana, etc. 
Oncogelias, 7: Ulysses, Theseus, Camilla, etc. 
ARIL-BEARDED Hybrids: 
Oncobreds, 10: Real Gold, Joppa Parrot, Kalifa 
Fatima, Butterfly Wings, Hurricane, etc. 
Regeliabreds, 8: Fallen Leaf, Ben Ahdem, etc. 
BEARDED (Lime not essential): All types. 
BEARDLESS: Foetidissima; Spurias, 19. 
Contrasting Height Requirements 
FOR ROCK GARDENS AND LOW 
EDGINGS 
The Lilliputians of the Iris genus. 
Unusual Bearded: Dwarfs, 16; Intermediates, Bor- 
der, Table, 17; lower Autumns, 15. 
Lower Oncobreds, 12, 17: Wee Admiral, Gray Cloud, 
Some Love, Balroudor, Peshawar, Zwanenburg. 
ARILS: Oncos, 4; Regelias, 6: Oncogelias, 7. 
Crested, 9: Fringed, Nada. 
Beardless: Stylosas, 15; Western Natives, 19; En- 
sata, 19. ; 
Bulbous, 9: Snake’s Head, Reticulata. 
FOR BACKGROUNDS WHERE 
TALL IRIS ARE NEEDED 
Here you'll find the ‘‘Lofty Lovelies.” 
Tallest of Tall Bearded: Spring Romance, 30; 
Grecian Robe, 30; Placer Maid, 25; Saluskin, 23, 
Black Michael, 29; Spring Sunshine, 28; Sky 
Ranger, 29, New Snow, 30. 
Spurias, 19: Nearly all varieties. 
Siberians, 18: Grandis, My Love, Snowy Egret, 
White Dove. 
Louisianas, 34: Giganticaerulea. 
For NATURALISTIC Gardens 
FOR WILD GARDENS OR WOOD- 
LAND RETREATS 
The best kinds for naturalizing. 
Beardless: Siberians, 18; Pseudacorus, 19; Western 
Natives, Spurias, 19; Louisianas, 34. 
Crested, 9: Nada, Japonica 
Bulbous, 9: Reticulata. 
FOR LANDSCAPING, BANKS, AND 
OTHER MASS PLANTINGS 
Available in quantity at low rates. 
Bearded: Any of the older, less expensive varieties, 
We ei, 
Beardless, 18-19: Spurias; Western Natives, par- 
ticularly Douglasiana, Hartwegi & Macrosiphon 
For Indoors and Flower Shows 
FOR POT CULTURE 
Mostly hardy for outdoors if you prefer. 
MANUAL explains pot culture. 
Bulbous, 9: 
Fragrant, Snake’s Head 
Crested (Tender), 9: 
Nada, Japonica 
Stylosa, 15: 
Large-flowered, Common. 
Bearded: Any variety, and especially the low grow- 
ing kinds (pages 16-17), may be grown in large 
pots or tub if your inclinations or requirements 
so indicate. 
FOR EXHIBITION 
The finest varieties get the prizes. 
ARILS—Will be the marvels at any show. 
Oncos, 4: Gatesii, Nazarena, Susiana, Nigricans, 
Hermona, etc. 
Regelias, 6: Decorated Delight, Lucia, Orestes, etc. 
Oncogelias, 7: Theseus, Ulysses, Charon, Luna. 
Oncobreds, 10: Kalifa Fatima, Real Gold, Yarkand, 
Butterfly Wings, Oyez, Near East. 
Tall Bearded Novelties: All on page 40. 
Unusual Bearded: Autumn Iris, 13, for Harvest 
restvales Dwarfs, 16, for early spring flower 
shows. 
IRIS for Cutting 
FOR MAKING YOUR OWN 
CORSAGES 
Bulbous, 9: Snake’s Head, Fragrant. 
Smaller Oncos, 4: Auranitica, Nigricans, Atropur- 
purea. 
Regelias, 6: Lucia, Orestes, all forms of Korolkowi 
& Stolonifera, especially Decorated Delight. 
Oncogelias, 7: Charon, Eunice, Camilla, Isis, The- 
seus, Oberon. 
Regeliabreds, 8: Fallen Leaf, Spotless. 
Bearded: Zebra, 29, use the striped leaves. 
Crested, 9: Paltec, Nada, Fringed. 
Western Natives, 19: Amiguita, Santa Ana. 
FOR FLOWER ARRANGEMENTS 
Regelias, 6: Stolonifera, Korolkowi violaceae, Hoog- 
iana Bronze Beauty, Lucia, Orestes. 
Oncogelias, 7: Parthenope, Artemis, Theseus, Teu- 
cros. 
Oncos, 4: Susiana, Gatesii, Haynei, Nigricans. 
Oncobreds, 10: Mohrloff, Present, Peg Dabagh, 
Real Gold, Hurricane, Gold Smoke, Wm. Mohr Giant. 
Regeliabreds, 8: Hoogsan, Ben Ahdem. 
Unusual Bearded, 17: Table & Border Iris, Interme- 
diates, especially Doxa, Dorothea & Billet Doux. 
Tall Bearded: Placer Maid, 25; Green Pastures, 27; 
pL 28; Raspberry Ribbon, 30; Alline Rogers, 
Te) If you like my catalog, why not show it to a friend? I shall be grateful if you will let him use the extra order blank. 
