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SPECIMEN LABEL <br />-Suppression may be expressed as reduction in number of seedheads, seedhead height mp- <br />pression or foliage height reduction; however, full recovery of the grass can be expected. <br />WILDFLOWER ESTABLISHMENT AND MAINTENANCE <br />Due to high degree of variation in genotypes, ecotypes and varieties of wildflowers, <br />tolernnces [o PLATEAU herbicide can vary dramatically and may be reduced under <br />certain soil types and environmental conditions. Apply PLATEAU herbicide only <br />if some stand thinning or loss can be toleated. Preemergence applications of low <br />use rates (4 oz/A) to mleant species, result in the least amount of injury, but may <br />not eliminate it. Postemergence applications of PLATEAU herbicide can result in <br />injury or death of some genotypes, and should be used only as a rescue trea[mem <br />when weed competition threatens the stand. Use of certain spay adjuvants can <br />also increase wildflower injury and loss of stand. Although most legumes listed in <br />the toleance table are tolerant [0 4 ozlA of PLATEAU herbicide preemergence, <br />same stand thinning may occur. Legumes are more tolernnt to post applications, <br />but chlorosis or smnting is possible. Recommendations Gsted in the tables below <br />are designed for mixed grass/wildflowersfands. Less than satisfactory results may <br />occur from applications [o monoculmre stands. It is recommended to try on a <br />small scale to determine degree of satisfaction on monoculmre stands. <br />For prairiegrass/wildflower mixtures: Where some wildflower injury (phyto- <br />toxicity, height suppression) can be tolerated, apply PLATEAU herbicide at the <br />rate to achieve desired weed control, but no[ to exceed toleance rate listed in <br />[he table below. Wildflower injury can be reduced or eliminated with preemer- <br />gence applications. To minimize injury, apply PLATEAU herbicide at 2 to 4 oz <br />per acre a[ planting to [Olean[ species listed below. Use the 2 oz per acre rnte <br />under cool dry conditions and in ]ow rainfall areas. If postemergence application <br />is made to established prairiegrass/wildflower mixtures, use [he lowest rnte of <br />PLATEAU herbicide necessary to achieve desired weed control (see "WEEDS <br />CONTROLLED" section). Postemergence application can result in smnd thin- <br />ning or death due to vast variation m seed sources, varieties and genotypes. I[ is <br />recommended that a small area be tested prior [o full application far toleance of <br />desired species. The rates listed below are for [hose species in which acceptable <br />tolernnce has been confirmed on the varieties/genotypesbaing treated. <br />Application of PLATEAU herbicide in conjunction with an organophosphate <br />insecticide may cause an increase m wildflower injury. <br />Seedling Wildflower and Legume Tolerance to PLATEAU herbicide (4 orJA)' <br />in Mixed Grass/Forb Stands. <br />Common Name Genus Specie PRE POST <br />Alfalfa Medicaga sariva No Yes <br />Aster, New England Aster novae ongliae No Yes <br />Aster, Prairie Aster mnacetifolius No Yes <br />Baby Blue Eyes Nemophila mertziestii No Yes <br />Beggar ticks Bidensfrondosa No Yes <br />B"ad's Eyes Gilio tricolor No Yes <br />Bishop's Flower Anuni majus No Yes <br />Blackeyed Susan Rvdbeclia hina Yes Yes <br />Blanketflower Gaillardia arBtata No Yes <br />Bundlellower, Illinois Dermanthus illinoensis Yes Yes <br />Catchfly Silene armeria No Yes <br />Chiwry Cichorium inrybus Yes Yes <br />Clover, Crimson Tnfalium incamamm Yes Yes <br />Clover, White Trifolium repens No Yes <br />Conetlowtt, Purple Echinacea purpurea Yes Yes <br />Cone7lawtt, Upright Prairie Ratibida wlumnlfera Yes Yes <br />Coreopsis, Dwarf Red Plains Coreopsis rincroria var. Gay Feather Yes Yes <br />Coreopsis, Lance Leaved Coreopsis lanceolam Yes Yes <br />Coreopsis, Plains Coreapsis tineraria Yes Yes <br />ComBower Cenraurea cyartus No Yes <br />Cosmos, Garden Cosmos bipinnams Yes Yes <br />Cosmos, Yellow Cosmos sulphureus Yes Yes <br />Daisy, Oxtrye Chrysanthemum leucanrhermum Yes Yes <br />Daisy, Shasta Chrysanthemum maximum Yes Yes <br />Five Spot Nemophila maculara No Yes <br />Flax, Blue Linum perenne No Yes <br />_ Indian Blanket Gaillardia pulchella No Yes <br />_ Indigo, Blue False Baptisia ausralis Yes No <br />]ahnny Jump-ups Vio/a camvro Yes Yes <br />Lemon Mira Mortarda citriodora No Yes <br />Lespedeza, Biwlar Lespedeza Yes Yes <br />Database and formal copyright ©bp Vance Communication Corp. A <br />UPDATES AY'AIL.ABLE AT WW`~iCGREENBOOK.NET 7 <br />Common Name Genus Spxies PRE POST <br />Lespedeza Korean Lespedeza sripulacea No Yes <br />Lespedeza, Sericea Lespedeza aneata No Yes <br />Lupine, Perennial Lupinu perennu Yes Yes <br />Mexican Hat Ratibida calumnifera Yes Yes <br />Partridgepea Cassia jvscialom Yes Yes <br />Pea, Calico Pisum vigartasinensis Yes Yes <br />Pea, Flat Larhyms rylvesrris Yes Yes <br />Pea, Perennial Larhvrus larfo/ivs Yes Yes <br />Phlox, Dmmmond Phlox dmmmandii Yes No <br />Poppy, California Fschschalzia califamica Yes No <br />Poppy. Com Popover rhoeas Yes Yes <br />POPPY, Red Com Papaver sp. Yes Yes <br />Prairieclover, Purple Dalea pvrpurea Yes Yes <br />Prairieclover, Whits Dalea candidum Yes Yes <br />Tick-oefoil, Showy Desmodium canadense No Yes <br />Trefoil, BiMsfoo[ Lotus comiculatus No Yes <br />Vetch, Crown Caronilla varia Yes - <br />Vetch, Ha'vy Vida villosa Yes - <br />Yamow,Gold Achilleafilipendulina No Yes <br />~ For legumes, a[ least three ova leaves should be presem before a postemergence application. <br />Established Wildflower and Legume Tolerance to PLATEAU herbicide (max- <br />imum rater oz/A) in Mixed Grass/FOrb Stands. <br />Common Name Genus Species PRE POST <br />Flax, Blue Linum percnne 0 6 <br />Indian Blanket Gaillardia pulchella 0 6 <br />BlankeHlower Gaillardia arismta 0 8 <br />Chickory Cicharivm intvbus 4 6 <br />Daisy, Shasta Chrysanthemum marimum 4 8 <br />Pmirieclover, Purple Dalea purpurea 4 12 <br />ConeBOwer, Upright Prairie Ratibida calumnifera 6 6 <br />Mexican Hat Ratibida calumnifera 6 6 <br />Poorjoe Diodia Ceres 8 - <br />Lupine Lvpirtv perennis 8 6 <br />Coneflown, Purple Echinacea pvrpvrea 8 8 <br />Dairy, Ox-eyes Chrysanthemum leueanthermum 8 8 <br />Leadplant Amarpha canescens 8 8 <br />Lespedeza, Bicolor Lespedeza 8 8 <br />Milkweed, Common Asclepius syriaco 8 - <br />Pea, Prairie Scurf Psoralea esculenm 8 8 <br />Yarrow, Gold Achilleafilipendulina 8 8 <br />Bleckeyed Susan RudbecAia hirta 8 10 <br />Johnny lump-ups Viola comum 8 12 <br />Sweealover Afelilvrus sp. /2 8 <br />Alfalfa Medicaga sariva 12 12 <br />BundleBOweq Illinois Desmanthus illinoensis 12 12 <br />Lespedem, Sedcea Lespedeza cuneara 12 12 <br />Pamidgepea Cassia fasciculam 12 12 <br />Sensitive vine Mimosa srrigillosa I2 12 <br />Vetch, Crown Caronilla varia 12 12 <br />Violet, Wild Viola spp. I2 12 <br />~ Height suppression or stand reduction may occur at maximum use rate. For legumes, some <br />yellowing and smnting can occur at higher vu rates. <br />'Postemergence application should be made early post on [he Bowers to reduce injury and <br />increase Bower set. <br />swill not Bower. <br />II rights reserved. <br />