They produce the largest Every one 0 Prize-Winner! flowers of all Tulips! GUDOSHNIK GOLDEN SPRINGTlME_ "Will be the Feature "New Rose Beauty" "New introduction of rare beauty" Attraction of your garden" QUEEN WILHelMINA \\A great Prize-Winnerll "Outclasses every thin \\A new white beauty" in the Tulip World" ~ch££p£ ~1. J :Jja~wLn d/!Jb~id C1u[L?~ THEY WERE ORIGINALLY INTRODUCED BY US TO AMERICAN GARDENS IN 1951 . Largest flowering. strongest g rowing­ the most prolific Tulips in existe nce. They are fragrant w ith the sweetness akin to the Nig ht-blooming Cere us. The Officers and Directors These Darw in H ybri d Tulips are the re­ sult of crossing the Darwin and Bo tanical F ost e ri a na. R e d Emperor t ypes . They have the fin e q ualities of the Darwin with of large fl owers plus the pe rfo rmance o f the Botanical. thus produc ing a Tulip o f o ut­ standing quality. Unlike othe r T ulips. they The American Horticultural Society m ay be left und isturbed in the garden fo r several years; they naturalize. p roduc ing vigoro us inc reased g rowth each season . Wish to THEY HAVE WON WORLD-WIDE ACCLAIM. Express BI G C HIEF. B eautiful o ld -rose shade. H e ight. 27 inc hes. $3.75 for 1 0 ; $35.00 per 100. Their Appreciation D O VER . Po ppy red . a rad ia nt bloom H e ig ht. 26 inc hes. $2.55 for 10; S23.00 per 100. to the Following GOLDEN S PRINGTIME. Golde n yellow. trace of red at edges of petals. H eig ht. 27 in ches. $2.55 for 10; S23.00 per 100. NATIONAL BOARD OF ASSOCIATES' GUDOS HNIK. Crea my yellow w ith each p e ta l e tc hed p eac h pink. H e ig h t. 27 inc hes. S2.55 for 10; S23.00 per 100. Members. QUEEN W ILHELMINA . Th e scarl e t bl oom has a narrow yellow margin. H e ig ht. 26 inc hes. S2 .75 for 1 0; S25.00 per 1 00. Their Continuing Financial W HITE JEW EL. Pure w h ite. Eno rmo us bl oom. H eig ht. 27 inc hes. S3.15 for 10; S29.00 per 100. Assistance Has Helped Make Above varieties may be purc hased in­ the National Center di..v iduallyat prices noted above. for American Horticulture We also offe r the following Special Coll ec­ tio ns: N O. 1. Co nsisting of 5 bulbs each of the 6 Possible: varieti es illustrated in colo r. SPECIAL PRICE S9 .00 N O.2. Consisting of 10 bulbs each of the 6 varieties illustrated in colo r. SPECIAL PRICE $17.00 Alcoa Foundation NO. 3 . Consisting of 25 bulbs each of the 6 varieties illustrated in colo r. American Garden Products, Inc. SPECIAL PRICE $39.00 Bulbs will be shipped in the Fall at proper American Telephone & Telegraph Co. time for planting in yo ur climate. Each group o f bulbs will be separately pack­ aged and labeled, with full planting in­ Corning Glass Works Foundation structions included. Catalogs available now 1. Holland Tulips. Goodyear Tire and Rubber Company Narcissi. Hyacinths and allied Bulbs­ color illustrated . 2. Forcing Bulbs for in­ door growin g, Greenhouse, Conservatory H. J. Heinz Company and outdoors in Frost-proof areas. 3. Supplement Ne w Peonies, Hardy Cycla­ IBM Corporation men and Erythronium. Note: Residents N.Y. State please in­ Proctor & Gamble Company clude applicable Sales tax with remit­ tance. Delivery Charges Will Be Billed After Shipment Is Made Whirlpool Corporation JOHN SCHEEPERS,lnc. '][owvr. f}3u[C ~pE.Cia[Mt-1 63-65 Wall Street, New York, N.Y. 10005 "Serving America's Finest Gardens For over 65 years" Editorial . .. Gene Banks Need Deposits for Later Withdrawals The origin of many of our plants has been confused and redistribution of the vast range of plant material through the centuries by the intentional intervention must become a priority if we are to leave future genera­ and manipulation of plant people. tions a genetic base to create new plants. Many plants We have taken plants from the wild, cultivated them, are now considered " useless, " just weeds growing in crossed, recrossed interesting forms; and selected vari­ the outreaches of our living spaces. These " useless" ants of the original for special uses. Through genera­ plants must be collected, identified, documented, and tions of selection, many new characteristics have been maintained in some form of germplasm bank if we are uncovered. When a significant c hange occurs, only to have all of our natural resources available and ready­ then do plant people attempt to propagate the mutant to-use if problems develop. plant-trying to preserve in its progeny the unique, new We can never tell when a new strain of a disease will 'characteristics. appear and threaten to wipe out all susceptible plants. Since many of our plants are woody perennials, asex­ We can expect that an introduced insect will find a new ual propagation methods have become the major way host range and wipe out entire clonal varieties of eco­ to preserve the desired plant form. The genetic variabil­ nomic plants. We must create centers to maintain our ity of seedling-grown material is too great to warrant germplasm pools. To accomplish this-all aspects of the large scale growing of the progeny. Only annuals horticulture will be needed. We must have every con­ and a few other types are grown from seed. cerned plant person recognize plants occurring in our Many modern cultivars bear I ittle resemblance to landscape which are new and useful variations of a well­ their progenitors. Individuals attempting to restore gar­ known variety. Our plant societies must provide educa­ dens for Bicentennial events have experienced great tional leadership. difficulties in finding plants that qualify as authentic There are still too many failures with new plantings. candidates for a re-creation of Colonial gardens. Plant people must find ways to become involved. We There are traditionalists among us who will t ell you have come to expect the American Rose Society to pub­ that, judged on performance, taste, or hardiness, old lish a rose rating in their yearly handi-guide. We need cultivators were so much better than the modern ones. experts in every plant society to quantify the potentials Like most memories from the past, we tend to gloss over of their plant group. the fai I ures that we experience. We forget to document We must urge responsible groups to maintain living the background of a plant's stability as a cultivar. We coll ections of plants. This will mea n that research funds want to think that machine-produced plants are in­ must be allotted to plant-keeping activities. In certain finitely inferior to hand-tended leaves, roots, flowers, areas, the use of tissue and seed banks will help reduce or fruits .. .that French, English, or Japanese insp ired expensive operations of maintai ning fields of plant names are vastly superior to stable breeding lines with vast known potentials which permit us to create hybrids materials. with desi red characteristics. We must utilizethefull resources of the Plant Sciences The so ca ll ed warring between the exotic named and Data Center, located at the AHS River Farm Headquarters the hybrid coded cultivars must end. We must seek to accumulate information of the occurrence and germ­ ways to conserve and preserve as many plant varieties plasm potential of all kinds of plants. The concepts for as possible and take advantage of their potential char­ the functioning of this facility have been greatly ex­ 2 acterist ics . Th e coll ection, identification, preservation, panded to meet this pressing need. H.M.C. American HEDrticulturist Volume 54 Number 4 Late Summer 1975 For United Horticulture . .. the particu lar HENRY M. CATHEY, President objects and business of The American O. KEISTER EVANS , Executive Director Horticu ltural Soc iety are to promote and encoura ge national interest in sc ientific MURRAY KEENE, Editor re ea rch and ed ucati on in horti cu lture in JANE STEFFEY, Editorial Assistant all of its branches. DONALD WYMAN , Horticultural Consultant ALEX BERRY, Art Director AMERICAN HORTICULTURIST is the of­ The American Horticultural Society, Publisher ficial publication of The Ameri ca n Horti ­ Mount Vernon, Virginia 22 121 cu ltural Society, 793 1 East Boulevard 703/768-5700 Drive, Alexandri a, Virginia 22308, and is iss ued in February, April , June, August, October and December. Membership in the Society au tomati ca lly includes a sub­ IN THIS ISSUE scription to American Horticu lturist and $1.50 is designated fo r each issue of this publication. Membership dues start at $15.00ayear. 2 An Ed itorial Refer ed itoria l matters to: Murray Keene American Horticu lturist Historical Horticu"ure MOllnt Vernon, Vi rgi ni a 22 121 6 Boxwood Round the Lincoln Memorial-Roland M. Jefferson Refer advertisi ng matters to: Publi sher Services, In c. Vegetable Gardening 621 Duke Street 11 Cans and Can 'ts for Canners-Ruth N. Klippstein & Alexa ndria, Virginia 223 14 Lola Prichard Address reques ts for reprints of 36 Foolproof Vegetables articles to The Ameri ca n Horti cultural Society, Gardener's Notebook Mount Vernon, Virginia 14 Aquatic Gardening -Stephen Wolff AMERICAN HORTICULTURIST is devoted 18 Her Majesty- The Tulip- Marc Reynolds & S. Scott Roberts to the dissemination of knowledge in the 3~ Lilies Create Interest for Everyone- Donald Wyman science and art of growing ornamental plants, fru its, vegetab les, and related sub­ jects.