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HERBICIDE TRSATMENTS <br /> 75me to APPI}' <br /> For lacger bpcldhom reductiion or comrol projecta,somc type af chemical treertmont is the best ccntrol m�eihod. A <br /> eLa81e stem of buckthorn cui down to the ground and noi he�icide-trrated wI13 ro-sprout from t�C�p�p��W <br /> many new abems up to 8&et tall in a gngle seawn."If you cut it,Y�.N��S�r�."saya Norm Erickson,a <br /> bnck�orn�ting wlimteor from Rocbsater.T7aia aggrassive,��Medusa�L�7Cr"ro-growth muet ba stopped�thc plant <br /> will sooa reach its former aiza,taka uP more�x�ead continue to out-compete tho nntive plemts. <br /> It ia important NOT to treat dnring tl�e sp�ing.flu�gr�y�pp�(��� <br /> lant ie �b'1'liey end Jime. 'Ih�s is a tirna whea tha <br /> P us�B hs sboied ene�gy ieservea to grow,imtil the plant ia fnlly leafed out. During the eprir�g flu�h.tho plant <br /> Saoecal�y does not atoae a�rgy,it ap�da enagy. Herbicide traat�nenffi work best whar the plant ia tranapoctim8 <br /> augars to ita root eyatam or ie dotmant(JuIY thmugk�Msrch). Swnmer�aut�mm,aud wi�eu�are the throe saisone <br /> when l�erbicide�ea�t ie effective. Lata 3epbember thropgh Novomber is es eapeciallY Bood time„bocause thia u <br /> whon buckthom ia easieat to identl[y: leaves remain�and attached w�e leaves of a�r oative plaots aro tianing <br /> c�br end falliag, <br /> Whcn�herbicides,always follow 1ebel instructione and ta1Ge tec�nm�i�safety precautions.Se cortain that <br /> your harbiaide is labeled fa yow sita,See page 6 for har�iclde suggeaiions. <br /> Cat�tamp lHemod with herbicide <br /> During cuttm�and brue�haul�n8 oP�,8�P8 nre easily loet under leavas and dobris,particulnrly in latet�fiall. <br /> M��B�P locations with wire Saga(simtler to thoge used by utilities to mmi�underground wires a pipea)1s <br /> very helpful whaa►it cames time to locaLe the atumap for h�oatment afler en erea has been cleared. Secttre the 8ags <br /> K�ell.ao they too wlll not ba�ragged away with ti�e bmsh. <br /> Sp�s caa be ch�icatly troated whv a paim-brush(single-use 5oam bn�ea work woll),a wick applicaWr,or an <br /> ultre low vohune spray wand. Apply cbemical to the aa�b�most growth��m�iebely uader the bark. It is very <br /> impo�tent t}sat waLcr-based herbicides are applied sooa aRer the cat.Be especialty quick W aPPtY herbicide if d�e nir <br /> is warm&dry. Ther�is NO NEED to drill hoks in the atutnp end podr ehomicel es soma lsbala suggest�his ovw� <br /> �P�Y��d the eavironmea►t to harbicide. 8ce concemtration amounie next paga. <br /> lh�[il-Cab with herbidde <br /> Frlll cub can be made an an}+eizo sbem and ara msda by wow�ding t�e bsrk at the baae of 9ie plaat w�th sn exe or <br /> hekchct(a butcher lmif�will waic on anatl sbems}.(�rt through the bark eiad cambium at a dawnward anglo with a <br /> seriee of li�h�shallow chops around the btwal circumferaoce of the tree. These cuta create a frill(bark 8c wooci <br /> flsP)• IVmd.aPP1Y h�rbl�id�(pa�t b�ueh ar�pray)to er�cPoaed eut areas and itm�bark.Chemicai co�,taet wit3�t�e <br /> cambi�un(tho lsya just rnider tha bark)it vecY i�npot�nt, Tbie is e good method to stop female trees Hotn <br /> prodtxing Suit and bo minimize er�ion on slopea(ao soil disturbancx). If Yon physicallY remove all the bucktfiom, <br /> you eet up tha slts for arosioa.Backthorn cea be leR etanding for bird hab'rat or es a leaflese trellis for native vincs. <br /> �°��Y�8��8�d��decompoee in place or ba cut down and used for ftrewood or wood worlang, <br /> B,�e1 B�rk"h�tmeat with Herbidde <br /> Wl�ea mi�rod wlth a diInent(a solvmt containing dya that cffi►be mi�ced with sane herbic;des�asber frnmulation9 of <br /> 'lticlopyr esn bo applied diractly to the berk et tha bese of the�+ea to provide effeetiva coMroi. 3pray the lowRst twa <br /> feet of bark aro�md ti�e entire circumf�er�ce of the�ee. For dismeters 2 inc�►es or]eaa,amly ona side af the stetn <br /> need�to be aprayad. Th�s ie a fast,effective way of coa�olling larger mes up to 6 inches in dieanoter on large sites. <br /> Dad treea can be 1eft standh�g or aut et s letar time. Garlon 4.Cro�sbow,end PathSnder II{roady to use), <br /> ca�aining t�e ndive�diem Tryclopyr,ue affedive branei-name chemi.eals for bssal bark treatme�rt, <br /> S <br />