Louisiana Arborist Exam Questions With Correct Answers 2025

LOUISIANA ARBORIST EXAM QUESTIONS
WITH CORRECT ANSWERS 2025
DiscussAtheAdifferencesAbetweenA"flushAcuts"AandAproperAcutsAmadeAtoAouterAportionsAofAbranchAcollar.AH
owAdoA"flushAcuts"AaffectAgrowth?A-ACORRECTAANSWERA-
AAproperAcutAleavesAtheAbranchAbarkAridge,AbranchAcollar,AandAswollenAcollarAinAtact.AItAenablesAtheAcutAtoA
closeAinAaAcircularAfashion.AFlushAcutsAremoveAitAandAopensAtheAtreeAtoAdecayAbyAremovingAdeadAwoodAw
hichAbranchAdefenseAzonesAform.



ExplainAthinningAcutAandAdescribeAhowAtheyAwillAaffectAtheAtree.A-ACORRECTAANSWERA-
ItAisAremovingAtheAbranchAbackAtoAtheAlateralAbranch,AlargeAenoughAtoAassumeAterminalArole.AItAopensAthe
Atree,AreducesAweight,AreducesAheight,AandAretainsAitsAshape.




DiscussAShingo'sAtheoryAofAwallingAoffAinfectionsAinAtreesAcalledACODITA(CompartmentalizationAofADecayAi
nATrees).A-ACORRECTAANSWERA-1)ATreesAareAhighlyAcompartmentalized.

2)AIfAtheAtreeAisAwounded,AitAwillAhealAitselfAbyAwallingAitselfAoffAfromAinjury.



HowAwillApruningAaAtreeAatAtimeAofAtransplantingAaffectAtreeAgrowth?A-ACORRECTAANSWERA-
ItAdecreasesArootAgrowth.AYouAshouldAavoidApruningAexceptAforAbrokenAorAdamagedAlimbs.



AreAthereAadvantagesAofApruningAaAtreeAatAplantingAtime?A-ACORRECTAANSWERA-No



WhatAisAtheAmajorAobjectiveAinAcrownAcleaning?A-ACORRECTAANSWERA-
ItAremovesAdead,Adiseased,AandAdyingAcrowdedAorAwealdyAattachedAlimbsAfromAtheAcrown.AtheAobjectiveAi
sAtoAcorrectAsmallAgrowthAproblemsAbeforeAtheyAgetAbigAgrowthAproblems.



NameAfiveAmethodsAusedAtoAapplyAfertilizationAtoAtrees.A-ACORRECTAANSWERA-
Broadcasting,AdrillAhole,Ainjection,AfoliarAapplication,AandAimplants



AreAwoundAdressingsAorApaintArecommendedAafterAmakingApruningAcuts?AWhy?A-ACORRECTAANSWERA-
No,AstudiesAshowAitAdoesAnoAgood.

,WhatAisAtheApurposeAofAcrownArestoration?A-ACORRECTAANSWERA-
ImprovesAstructureAandAappearanceAofAimproperlyAprunedAorAstorm-
damagedAtreesAbyAencouragingAnewAgrowth.



ListA3AwaysAcavitiesAareAstartedAinAtrees.A-ACORRECTAANSWERA-Insects,Alightning,AandAwounds.



WhatAisAtheAdefinitionAofAaAtree?A-ACORRECTAANSWERA-
AAwoodyAperennialAwithAoneAorAseveralAtrunksAwhichAgrowAhigherAthanA12-15AftAinAheight.



ListAfiveAspeciesAofAtreesAtoAplantAunderAaApowerAline.A-ACORRECTAANSWERA-
CrapeAmyrtle,AchasteAtree,AredAbud,AsilverAbell,Adogwood.



IfAyouAwantAtoAfertilizeAaAtreeAbyAbroadcastingA4Albs.AofAactualAnitrogenAandAwantAtoAuseA16-4-
8Afertilizer,AhowAoftenAwouldAyouAapplyAitAoverA1000Asq.Aft.AinAoneAyear?A-ACORRECTAANSWERA-
1Alb.AofANitrogenA/A.16A(NAinAfertilizer)A=A6.25AlbsAperA1,000Aft.

6.25AlbsAofAFertilizerAxA4AlbsAofANA=A25AlbsAofAFertilizerAannually.



6.25Albs.AofA16-4-8AfertilizerAshouldAbeAappliedA4AtimesAaAyear.



ListAtheAmostAimportantApiecesAofAsafetyAequipmentAwhenAusingAaAchainsaw.A-ACORRECTAANSWERA-
SafetyAglasses,Aearplugs,AfaceAshield,AhardAhat,AlegAprotection,AandAboots.



ListAtheAmajorApartsAofAaAtreeAandAtheirAfunction.A-ACORRECTAANSWERA-LeavesA-
Aphotosynthesis,Atranspiration.



Trunk/StemsA-Aconduct,Asupport,Astorage.

RootsA-Aanchorage,Aabsorbing,Astorage,Aconduction.

FlowersA-Areproduction.

Fruit-ripenedAseed,Apistil



WhatAisAtheAmostAcriticalAtimeAafterAtransplantingAaAtreeAandAwhy?A-ACORRECTAANSWERA-
TheA1stAyearAtoAfocusAonArootAestablishment.

, WhatAareAtheAbenefitsAofAmulchingAaAyoungAtree?A-ACORRECTAANSWERA-
ToAconserveAmoisture,AreduceAcompetitionAfromAweedsAandAgrass,AimproveAsoilAstructure,AandAaestheticA
value.



ListA3AbenefitsAofAmulch.A-ACORRECTAANSWERA-1)ARetainsAmoisture.

2)AReducesAweeds.

3)AInsulatesAroots.



WhyAisAtheAuseAofAspursAprohibitedAonAlivingAtrees?A-ACORRECTAANSWERA-
ItAcausesAwoundsAandAdamagesAtheAtree.



WhatAisAchlorosisAinAaAtreeAandAhowAisAitAtreated?A-ACORRECTAANSWERA-
TheAyellowingAofAleavesAcanAbeAtreatedAwithAManganese.



WhyAisAitArecommendedAtoAuseAaAblockAwhenAloweringAaAheavyAlimb?A-ACORRECTAANSWERA-
ToAcarryAtheAloadAandAreduceAinjuryAtoAaAcrotchAfromAaAclimber'sAline.



DescribeAhowAtoAcutAdownAaAlargeAlimb.A-ACORRECTAANSWERA-
PlaceAtheAriggingApointAaboveAtheAwork,AtieAtheAlimbAatAtheAbutt,AthenAcutAandAlowerAtheAlimbAtoAtheAgrou
nd.



WhatAotherAactivitiesAcanAaAclimbingAropeAbeAusedAfor?A-ACORRECTAANSWERA-
ToAsecureAaAclimberAtoAtheAtreeAforAuseAofA2-hands,AtoAswing,AandAforArescue.



DistinguishAbetweenAnarrowAandAwideAcrotchAangles.ACouldAeitherAharmAtheAtree?A-ACORRECTAANSWERA-
CrotchAanglesAareAwhereAbranchesAfork,AorAwhereAaAmainAlimbAjoinsAtheAtrunk.



NarrowACrotchAanglesA(Tight)AareAwhereAtheAangleAbetweenAtwoAbranchesAisAtooAnarrowA(lessAthanA45Ade
grees).AtheyAcanAleadAtoAstructureAweaknessesAandAtreeAfailure



WideACrotchAanglesA(Strong)AareAwhereAtheAangleAbetweenAtheAtwoAbranchesA45AdegreesAorAmore.