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Oak Tree Maintenance

DAK TREE MAINTENANCE COMMON PESTS AND DISEASES Gypsy Math Dak Wilt Leaves wilt turning pale green/brown Starts at leaf margins and progresses inwards Daks decline very rapidly Egg masses on tree Holes in leaves Defoliation Tubakia Leaf Spot- Small, brown, dot-like fruiting bodies are formed on the necrotic tissue of leaves Galls Iregular plant growth Leaves, bark, roots Cankers Beetles Sawdust-like frass Sap oozing from emergence holes Discolored shoots on tree Dark or discolored bark Bark appears sunken Canker edges may be swollen or cracked Dying or dead branches among healthy foliage FUNGICIDES Chlarothalonil PESTICIDES BEETLES Carbaryl Chlarpyrifos Acephate Bifenthrin Permethrin Spinosad Root Rot LEAF EATING INSECTS Bacillus Thuringiensis Margins of leaves die Roots are limp Haney colared mushrooms around base Dieback of branches and limbs Copper-based fungicide Mancozeb Myclobutanil Carbaryl Diflubenzuron Propiconazole Thiophanate-methyl MORTALITY RATES DAK WILT ROOT ROT CANKERS BEETLES 95% 100% 25% 60% GYPSY MOTH GALLS TUBAKIA LEAF SPOT 30% 0% 5% *Percentages Based on Red Oak Trees TREE CARE TIPS Mast disease and pest problems arise on unhealthy trees. Proper maintenance is the best way to keep your trees healthy and free of disease and pest infestations DAK TREE MAINTENANCE PRUNING MULTCHING WATERING FERTILIZING •Remave dead or dying branches • Helps maintain a desired shape • Thin crown to allow more light to lower branches •46 ring around base (or to drip ime) • Depth of 4" ar less •Do not pile up (volcano) around trunk •Improves aeration, nutrients, and drainage Drip Line Volume Reguired • Use nitrogen based fertizers (for growth) •Appy in April (early spring) radius (ft (gal) •Appyif tree is showing signs of nutrient deficiencies TREATMENT DAK WILT ROOT ROT CANKERS BEETLES • Fungicide treatment (preventative) • Remaving tree •Air spading • Remove trees to prevent spreading •Growth Regulators • Remove tree •Paclobutrazol treatment • Prune beetle-infested limbs • Pheramone traps • Insecticides • Remove the tree GYPSY MOTH GALLS LEAF SPOT Insecticides Pheromane Traps Burlap to capture caterpilars • Removing egg masses •Do nathing Pruning Destraying gal-infested branches • Insecticides • Rempve infected leaves and dead twigs • Use fungicides if needed • Replace the plant REFERENCES acots. Kael PD, The Mlorton Atontum Amilara Rool Rot and Native Caks htp/www.motonaborgteeplart adrcande 168ramiaraootstandeatvecaks.teni Hapes. S. Cark We Wna Drparmert d Agictue, Gypny Moh Damage Adessmert Report 20005 h ryconW.200poyMot0anay0ksessmert2OR epar005 pd Uhted Sttes Departyntd Agicut Oak Pest fowww.lediGfeshuthipubsiookpestspb htri Barket Tme Epers, ANow Technique to Aeest Sudden Oak Death Carker Devekp wwbart.combesosSutin-Cak Dath Carker Treatment pd htp:/ Swi, Tedrund-Benhag EzabehA: US Fonst Senicr, Inpacts or Carker htpwweduspwpubicatowidounertipw gt217pw g217 209 pd Mesgur Botanical Garder Led Spot Decases Mooman Gary W. Pen Sate Colege dl Agicuhral Soinces, Fungal Rot Rots and Cemcarua atdeesalad inedand dhemcalungodese htwwsourbotancalrdehorgigardins onngyou ganh tehegrneladvceipsocespesb andgr Comsiosenestrga-spotsleal-spotshade anp Dvsion af Farety. Wsoonsin Forst Healt Os 02 htpldgovtapicforestatvdoonens pd CakWe OW drtication htp/henoakt.ogioa Tean Cak Wi Quk Wa Managmert hpenoukt.argoakitok witaragnent Bocruen Te Care, Breaktrough Oak Wa Pocess Nx, Save, about com Leland Twig Gal-Pverton and Contel pultrestyabout.comlodforestrokctipbed com ogal.hen Mssoui Betanical Garden Gals on Trees n Sonomah Se fonty Orgritor atrtI8T200 pd htpwwwndigovrnefSE Trees are Good heds & Dsease Probiens htp:ww.esangood.com/treecareinsed dsease ap ouboapcrden.orgigardeng ehde-gardineradiopssoucespestandgr bonbes ap Star Vak losa Suate lheny Oee Moh pucdas ed Crton Giberto, Mangove Restoraton, Tpe Mortaltyn Mangove overlraon.compdenee orangove Saten Emily. Vetb, Raih Dr, Vest Virginia Uhiversiy. Honeones Gude to Gypny Men Managimert mpw.govagictridveicrspipdiCMgade pd Negan Joge FMEMin, Joe P Arhod, JohnA, Coubon, Dave, Nortem Arzona Ursty, Forest Ecoogy and Vinagment fitpwww.nadudrifepubicato owa Sae Uriversty Furgi ir Carkand Tmes Augat 2001

Oak Tree Maintenance

shared by RPass08 on Aug 19
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Oak tree maintenance. How to spot, diagnose and treat common pests and diseases that can harm oak trees.

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