Laserfiche WebLink
• ' Rangeland,pasture,and riparian site recommendations <br /> Colorado Department of Houndstongue <br /> Agriculture Identification and Management <br /> 305 Interlocken Pkwy <br /> Broomfield,Co soort M wildlife may live up to six months after <br /> (303)869-9030 ;, v ingesting a lethal dose. Though the <br /> weeds@state.co.us plant has a distinctive odor that repels <br /> m animals,it is more palatable when dried. <br /> Animals rarely eat it unless it is dried <br /> and mixed with hay. Houndstongue's <br /> toxicity effects horses and cattle more <br /> severely,sheep seem more resistant. <br /> j Burs will reduce the value of sheep wool <br /> if present. <br /> Habitats for Houndstongue are <br /> open to shady,moist,disturbed <br /> areas,along trails,roadsides,fields, <br /> pasture,rangeland,along the edge of <br /> Identification and forests,sand dunes and ditch banks. <br /> 0 <br /> Houndstongue prefers moist areas,but <br /> Impacts often grows on sandy or gravelly alkaline • <br /> soil up to 9,000 feet elevation. Areas <br /> H o�cimale�is a short lived oundstongue (Cynoglossum With more than 10%bare ground are <br /> fr, particularly vulnerable to Houndstongue O <br /> invasions. <br /> perennial or biennial forb. It produces <br /> rosettes in the first year,and bolts a <br /> erect stem that is 1 to 4 feet <br /> stout e control of <br /> he key to ef <br /> fective co t <br /> y <br /> tall,by mid-summer of the second T Houndstongue is preventing ►�' <br /> year.Then it flowers and produces establishment and to prevent seed 1-4 <br /> fruit. Flowers are reddish-purple production. Planting competing and 14- <br /> v (occasionally white) and droop slightly desirable grasses and forbs can be O <br /> icles. The effective.Helping with reestablishment from densely clustered pan <br /> �'. •; ,_ "t five rounded petals are cupped by five of disturbed sites. An integrated weed <br /> " sepals covered with long,soft white management approach can also be <br /> hairs. Flowering occurs May to July. successful. Chemical,mechanical,and <br /> O The simple leaves are lance or oblong biological controls can be effective when <br /> 'At shaped,with a smooth edge and no dealing with Houndstongue. Details on <br /> teeth or lobes. Leaves are alternate, the back of this sheet can help to create <br /> " 1 to 12 inches long and 1 to 3 inches a management plan compatible with v <br /> wide. The leaf tip is sharply pointed, your site ecology <br /> like a hound's tongue,yet are covered <br /> with long-soft white hairs. Leaves often <br /> appear dusty and insect-ridden. A Has <br /> is designated <br /> thick,dark,woody taproot can reach 3 1 1 as a"List B' species in the <br /> to 4 feet deep. Colorado Noxious Weed Act. It <br /> ' • is required to be either eradicated, <br /> • _ • contained,or suppressed depending <br /> _ eproduction is solely by seeds. on the local infestations. For more <br /> Seeds are 4 prickly teardrop-d p' information visit www.colorado. <br /> • shaped nutlets,which are packed in gov/ag/csad and click on the Noxious <br /> • ' a pyramid-shaped receptacle. Most <br /> • py p p Weed Management Program.Or call <br /> _ seeds fall close to the parent plant,but the State Weed Coordinator at the <br /> ' the seeds can travel great distances. Colorado Department of Agriculture, <br /> • The seeds have barbs like Velcro,with Conservation Services Division, <br /> • ' a hooked tip that clings to animals, 303-239-4100. <br /> clothing and machinery. A mature <br /> plant can produce 2,000 seeds. Seed <br /> viability is 1 to 3 years. Houndstongue <br /> is poisonous. Toxic pyrrolizidine <br /> Updated on: alkaloids in Houndstongue stop liver Photos:top left Aspen County,CO;all other Kelly <br /> 07/2015 cells from reproducing. Livestock and Uhing,Colorado Department of Agriculture. <br />