rose garden pesticides the chemicals available to keep your roses pest-free
TRANSCRIPT
Rose Garden PesticidesRose Garden Pesticides
The Chemicals Available to Keep The Chemicals Available to Keep Your Roses Pest-FreeYour Roses Pest-Free
Today’s TopicsToday’s Topics
Pesticide HierarchyPesticide Hierarchy Systemic, Translaminar, and Contact ChemicalsSystemic, Translaminar, and Contact Chemicals Identifying the Common PestsIdentifying the Common Pests
InsectsInsects Funguses Funguses
The Available Insecticides and FungicidesThe Available Insecticides and Fungicides Online Sources of Pesticide LabelsOnline Sources of Pesticide Labels Shopping the Internet for the Best PriceShopping the Internet for the Best Price
A few words about Resistance ManagementA few words about Resistance Management
Today’s Topics (Cont.)Today’s Topics (Cont.)
Specific Chemicals for Specific PestsSpecific Chemicals for Specific Pests Insecticides/MiticidesInsecticides/Miticides FungicidesFungicides
Ready-to-Use (RTU) and Over-the-Counter Ready-to-Use (RTU) and Over-the-Counter (OTC) Products for the Smaller Garden(OTC) Products for the Smaller Garden Bayer Advanced Garden ProductsBayer Advanced Garden Products OthersOthers
Pesticide HierarchyPesticide HierarchyPesticides
Insecticides Fungicides Herbicides
Miticides Botryticide
Ovicide/Larvacide
Systemic ChemicalsSystemic Chemicals
Apply to the foliage as a spray or to the roots as a Apply to the foliage as a spray or to the roots as a drenchdrench
Moves (typically, up) through the plant’s vascular Moves (typically, up) through the plant’s vascular systemsystem Phloem cells – like “arteries” through which sugars and Phloem cells – like “arteries” through which sugars and
other plant products moveother plant products move Xylem – tubular structure for the transport of water and Xylem – tubular structure for the transport of water and
dissolved minerals --think tree growth ringsdissolved minerals --think tree growth rings Chemicals stay within the plant – don’t wash offChemicals stay within the plant – don’t wash off Downside – systemics don’t enter the bloomsDownside – systemics don’t enter the blooms
Translaminar ChemicalsTranslaminar Chemicals
Trans = across or through, like transatlanticTrans = across or through, like transatlantic Laminar = layeredLaminar = layered Translaminar = through layersTranslaminar = through layers Sometimes referred to as Sometimes referred to as locally systemiclocally systemic Applied to foliage as a spray, these chemicals are Applied to foliage as a spray, these chemicals are
absorbed by the plantabsorbed by the plant They move through foliage from one surface to the They move through foliage from one surface to the
otherother Great for spider mites which feed on the underside of Great for spider mites which feed on the underside of
leaves and are nearly unaffected by systemicsleaves and are nearly unaffected by systemics
Contact SpraysContact Sprays
Applied to foliage, buds and blooms as a sprayApplied to foliage, buds and blooms as a spray Remain on the surface of foliage and bloomsRemain on the surface of foliage and blooms Not absorbed by the plantNot absorbed by the plant Pretty much the only way to protect bloomsPretty much the only way to protect blooms Downside – contact sprays wash off in the rainDownside – contact sprays wash off in the rain
Identifying the Common PestsIdentifying the Common Pests
InsectsInsects Japanese Beetles – May through August – devour blooms Japanese Beetles – May through August – devour blooms
and leavesand leaves Aphids – entire growing season – attack buds and tender Aphids – entire growing season – attack buds and tender
foliage – often accompanied by ants (“farming” the aphids)foliage – often accompanied by ants (“farming” the aphids) Thrips – entire growing season – create blemishes on Thrips – entire growing season – create blemishes on
blooms – especially light colorsblooms – especially light colors Budworms – later in the growing season – bore holes in Budworms – later in the growing season – bore holes in
budsbuds Spider Mites – when it’s hot and dry – suck the chlorophyll Spider Mites – when it’s hot and dry – suck the chlorophyll
out of leaves – defoliate bushesout of leaves – defoliate bushes
Identifying the Common PestsIdentifying the Common Pests FungusesFunguses
Black Spot – all season especially when damp – forms a black spot on Black Spot – all season especially when damp – forms a black spot on leaves which then yellow and fall offleaves which then yellow and fall off
Powdery Mildew – all season – superficial white or gray powder on Powdery Mildew – all season – superficial white or gray powder on surfaces of leaves – uncontrolled will prevent bloomingsurfaces of leaves – uncontrolled will prevent blooming
Downy Mildew – cool with high humidity – purplish red to dark brown Downy Mildew – cool with high humidity – purplish red to dark brown irregular spots on leaves – uncontrolled may result in defoliation – long irregular spots on leaves – uncontrolled may result in defoliation – long purplish areas on canes - may be systemic in rosespurplish areas on canes - may be systemic in roses
Botrytis – all season especially when damp – creates blemishes on Botrytis – all season especially when damp – creates blemishes on blooms, bloom rot and premature shatteringblooms, bloom rot and premature shattering
Rust – all season – tiny orange and red spots on leaves – looks like rust Rust – all season – tiny orange and red spots on leaves – looks like rust – uncontrolled can defoliate bush– uncontrolled can defoliate bush
The Available Insecticides and The Available Insecticides and FungicidesFungicides
Where to learn about them - other rosarians, ads in Where to learn about them - other rosarians, ads in rose magazines and newsletters, rose forums on the rose magazines and newsletters, rose forums on the Internet, and rose care websites like:Internet, and rose care websites like: www.rosemania.comwww.rosemania.com www.rosecare.comwww.rosecare.com www.saveonchemicals.comwww.saveonchemicals.com www.growersupply.comwww.growersupply.com www.southernag.comwww.southernag.com www.pestproducts.com www.pestproducts.com And links from www.chattanoogarose.org And links from www.chattanoogarose.org
Get the LabelsGet the Labels
And the Material Safety Data Sheets (MSDS)And the Material Safety Data Sheets (MSDS) Sources of labels:Sources of labels:
On the chemicals’ containersOn the chemicals’ containers Manufacturers’ websites – for example Manufacturers’ websites – for example
www.bayeradvanced.comwww.bayeradvanced.com www.cdms.net – offers labels and MSDS for all www.cdms.net – offers labels and MSDS for all
registeredregistered pesticides – search by product name pesticides – search by product name www.greenbook.net – another site like cdms.net – www.greenbook.net – another site like cdms.net –
however, requires simple registrationhowever, requires simple registration
Read the Labels!Read the Labels!
And the MSDSsAnd the MSDSs Typical label format:Typical label format:
Product name, active ingredients and toxicity – CAUTION, Product name, active ingredients and toxicity – CAUTION, WARNING, or DANGERWARNING, or DANGER
Safety information – personal protection equipment (PPE), Safety information – personal protection equipment (PPE), etc.etc.
Use restrictions and application instructionsUse restrictions and application instructions Applicable crops/plants – pest/disease that is controlled – Applicable crops/plants – pest/disease that is controlled –
application ratesapplication rates Storage and disposal requirementsStorage and disposal requirements
Shopping the InternetShopping the Internet
MERIT 75 WPMERIT 75 WP2 OZ2 OZ
COMPASSCOMPASS8 OZ8 OZ
AVIDAVID8 OZ8 OZ
TETRASANTETRASAN1 LB1 LB
ROSEMANIAROSEMANIA $65.00$65.00 $219.00$219.00(2 OZ $69.99)(2 OZ $69.99)
$105.00$105.00 $99.95$99.95
ROSECAREROSECARE $65.98$65.98 $289.00$289.00 $349.95$349.951 QUART1 QUART
B&T GROWERB&T GROWERSUPPLYSUPPLY
$225.00$225.00 $93.00$93.00 $89.60$89.60
PESTPESTPODUCTSPODUCTS
$59.90$59.90
SAVE ONSAVE ONCHEMICALSCHEMICALS
$142.00$142.006.4 OZ6.4 OZ
$203.00$203.00 $269.00$269.001 QUART1 QUART
$79.00$79.00
Resistance ManagementResistance Management Resistance management in the garden is a problem Resistance management in the garden is a problem
akin to certain antibiotics losing their effectiveness in akin to certain antibiotics losing their effectiveness in humans due to repeated or improper usehumans due to repeated or improper use
Repeated use of the same pesticide allows the target Repeated use of the same pesticide allows the target pest to mutate and adapt and become resistant to the pest to mutate and adapt and become resistant to the pesticidepesticide
Each insecticide and fungicide has a specific mode of Each insecticide and fungicide has a specific mode of action (MOA) in the way it disables and kills its action (MOA) in the way it disables and kills its target pesttarget pest
If these MOAs are alternated from one spraying to If these MOAs are alternated from one spraying to the next the target pest is very less likely to adaptthe next the target pest is very less likely to adapt
Resistance Management (Cont.)Resistance Management (Cont.) Or, if chemicals with different MOAs are mixed in a Or, if chemicals with different MOAs are mixed in a
single spraying the target pest is unable to adaptsingle spraying the target pest is unable to adapt The Insecticide Resistance Action Committee (IRAC The Insecticide Resistance Action Committee (IRAC
– www.irac-online.org) in its latest publication – www.irac-online.org) in its latest publication identifies 28 insecticide MOAsidentifies 28 insecticide MOAs
The Fungicide Resistance Action Committee (FRAC The Fungicide Resistance Action Committee (FRAC – www.frac.info) has identified over 40 fungicide – www.frac.info) has identified over 40 fungicide MOAsMOAs
Dr. Ray Cloyd and I decided that the large number of Dr. Ray Cloyd and I decided that the large number of MOAs should and could be consolidated to be of MOAs should and could be consolidated to be of more use to rosarians – we came up with 6 insecticide more use to rosarians – we came up with 6 insecticide MOAs and 6 fungicide MOAsMOAs and 6 fungicide MOAs
Resistance Management (Cont.)Resistance Management (Cont.)
Your handout contains the two tables that Dr. Cloyd Your handout contains the two tables that Dr. Cloyd and I derived from the IRAC and FRAC publicationsand I derived from the IRAC and FRAC publications
MOA 6 in both tables is what Dr. Cloyd calls the MOA 6 in both tables is what Dr. Cloyd calls the “napalm” MOA – the chemicals in this group kill on “napalm” MOA – the chemicals in this group kill on contact and leave little or no room for adaptationcontact and leave little or no room for adaptation
I’ve found two useful insecticide partnerings to be I’ve found two useful insecticide partnerings to be Merit and Tempo and Avid and TetraSanMerit and Tempo and Avid and TetraSan
An effective fungicide partnering is Banner Maxx An effective fungicide partnering is Banner Maxx (alternated with Cleary’s 3336F) and Compass(alternated with Cleary’s 3336F) and Compass
Perspective SettingPerspective Setting
Pesticide producers view rose growers as a Pesticide producers view rose growers as a tiny markettiny market
Insecticides are primarily marketed to farmers Insecticides are primarily marketed to farmers and maintainers of large public areasand maintainers of large public areas
Fungicides target turf grass markets like golf Fungicides target turf grass markets like golf coursescourses
We’re just lucky that these pesticides work to We’re just lucky that these pesticides work to eliminate rose garden pestseliminate rose garden pests
Specific Chemicals for Specific PestsSpecific Chemicals for Specific Pests
InsecticidesInsecticides OrtheneOrthene – MOA 1 – a translaminar chemical – spray for – MOA 1 – a translaminar chemical – spray for
the control of aphids, Japanese Beetles, and thripsthe control of aphids, Japanese Beetles, and thrips SevinSevin – MOA 1 – a contact spray – very effective against – MOA 1 – a contact spray – very effective against
Japanese Beetles – has resistance management problems Japanese Beetles – has resistance management problems with thrips if used alone – combine with with thrips if used alone – combine with Tempo, Talstar Tempo, Talstar oror ConserveConserve
TalstarTalstar – MOA 2 – a contact spray – also registered as a – MOA 2 – a contact spray – also registered as a miticide – good control of aphids and Japanese Beetles – miticide – good control of aphids and Japanese Beetles – look also for look also for Bifen I/T – Bifen I/T – exactly the same as exactly the same as TalstarTalstar but but less expensive ($59.90 vs $99.99 per quart)less expensive ($59.90 vs $99.99 per quart)
More Pest-KillersMore Pest-Killers
Insecticides (Cont.)Insecticides (Cont.) TempoTempo – MOA 2 - a highly-effective contact spray – kills – MOA 2 - a highly-effective contact spray – kills
just about any insectjust about any insect AvidAvid – MOA 3 – a translaminar spray – kills adult spider – MOA 3 – a translaminar spray – kills adult spider
mitesmites FloramiteFloramite – MOA 3 – a contact spray – kills all spider mite – MOA 3 – a contact spray – kills all spider mite
life stageslife stages Akari 5SCAkari 5SC – MOA 3 – a contact spray – kills all spider mite – MOA 3 – a contact spray – kills all spider mite
life stages – 60% the cost of life stages – 60% the cost of FloramiteFloramite MeritMerit - MOA 4 – a very effective systemic chemical – - MOA 4 – a very effective systemic chemical –
kills any insects that are eating the foliage – use as a drench kills any insects that are eating the foliage – use as a drench or sprayor spray
……And MoreAnd More
Insecticides (Cont.)Insecticides (Cont.) ConserveConserve – MOA 4 – a translaminar spray – probably the – MOA 4 – a translaminar spray – probably the
most effective attack on thripsmost effective attack on thrips HexygonHexygon – MOA 5 – a contact spray for the control of – MOA 5 – a contact spray for the control of
spider mite larva and eggs – combine with spider mite larva and eggs – combine with AvidAvid TetraSanTetraSan – MOA 5 – a translaminar spray for the control of – MOA 5 – a translaminar spray for the control of
spider mite larva and eggs – combine with spider mite larva and eggs – combine with AvidAvid for a for a translaminar spray addressing all mite life stagestranslaminar spray addressing all mite life stages
Forbid 4FForbid 4F – MOA 6 – a translaminar spray for the control – MOA 6 – a translaminar spray for the control of all spider mite life stages – minimum resistance of all spider mite life stages – minimum resistance management problems – very expensivemanagement problems – very expensive
Now Disease (Fungus) ControlNow Disease (Fungus) Control
FungicidesFungicides Banner MaxxBanner Maxx – MOA 1 – a systemic chemical that attacks – MOA 1 – a systemic chemical that attacks
blackspot, powdery mildew and rustblackspot, powdery mildew and rust Eagle 20 EWEagle 20 EW – MOA 1 – very similar to Banner Maxx but – MOA 1 – very similar to Banner Maxx but
less toxic (CAUTION instead of WARNING) – same less toxic (CAUTION instead of WARNING) – same active ingredient as active ingredient as SysthaneSysthane
Decree 50 WDGDecree 50 WDG – MOA 1 – specifically registered as a – MOA 1 – specifically registered as a botryticidebotryticide
Cleary’s 3336FCleary’s 3336F – MOA 2 – a systemic chemical that can – MOA 2 – a systemic chemical that can be alternated with Banner Maxxbe alternated with Banner Maxx
Chipco 26019 FloChipco 26019 Flo – MOA 3 – specifically registered to – MOA 3 – specifically registered to control botrytis blight – alternate with control botrytis blight – alternate with DecreeDecree
More Disease ControlMore Disease Control Fungicides (Cont.)Fungicides (Cont.)
Subdue MaxxSubdue Maxx – MOA 4 – targets root and stem rot – primarily used as – MOA 4 – targets root and stem rot – primarily used as a drench in greenhousesa drench in greenhouses
CompassCompass – MOA 5 – a translaminar chemical that controls just about – MOA 5 – a translaminar chemical that controls just about every rose disease, including botrytis, downy mildew, and powdery every rose disease, including botrytis, downy mildew, and powdery mildewmildew
AllietteAlliette – MOA 6 – an aluminum-based contact chemical that – MOA 6 – an aluminum-based contact chemical that specifically targets downy mildewspecifically targets downy mildew
ManzateManzate – MOA 6 – a zinc- and manganese-based contact spray for – MOA 6 – a zinc- and manganese-based contact spray for the very effective eradication of blackspot – now sold as the very effective eradication of blackspot – now sold as PentathlonPentathlon
ZybanZyban – MOAs 2 and 6 – a combination of the active ingredients in – MOAs 2 and 6 – a combination of the active ingredients in Cleary’s 3336FCleary’s 3336F and and Manzate – Manzate – comes as a fine powdercomes as a fine powder
RTU and OTC ProductsRTU and OTC Products
Bayer Advanced Garden ProductsBayer Advanced Garden Products www.bayeradvanced.comwww.bayeradvanced.com Rose & Flower Insect KillerRose & Flower Insect Killer
A combination of Merit and TempoA combination of Merit and Tempo Available in spray bottle, hose-end sprayer and Available in spray bottle, hose-end sprayer and
concentrateconcentrate 2 in 1 Systemic Rose & Flower Care2 in 1 Systemic Rose & Flower Care
Granules sprinkled around bush and watered-inGranules sprinkled around bush and watered-in 12-18-6 fertilizer12-18-6 fertilizer Orthene-like systemic insecticide - disulfotonOrthene-like systemic insecticide - disulfoton
RTU and OTC Products (Cont.)RTU and OTC Products (Cont.)
More Bayer Advanced Garden ProductsMore Bayer Advanced Garden Products All-in-One Rose & Flower CareAll-in-One Rose & Flower Care
Merit insecticide plus Banner Maxx fungicideMerit insecticide plus Banner Maxx fungicide 9-14-9 fertilizer9-14-9 fertilizer Mixed 4 tbsp/quart and used as a drenchMixed 4 tbsp/quart and used as a drench
Bayer Advanced Disease ControlBayer Advanced Disease Control Concentrate diluted 1.5 tbsp/gallon to sprayConcentrate diluted 1.5 tbsp/gallon to spray Active ingredient same as Banner MaxxActive ingredient same as Banner Maxx
Some Other RTU/OTC ProductsSome Other RTU/OTC Products Safer Brand 3 in 1 Garden SpraySafer Brand 3 in 1 Garden Spray – uses fatty acids, sulfur and – uses fatty acids, sulfur and
neem oil (MOA 6) to create an environmentally safe neem oil (MOA 6) to create an environmentally safe insecticide, fungicide and miticideinsecticide, fungicide and miticide
Green Light Bioganic Organic Rose & Flower Ready-to-UseGreen Light Bioganic Organic Rose & Flower Ready-to-Use – – uses plant oils (MOA 6) to create an environmentally safe uses plant oils (MOA 6) to create an environmentally safe insecticide, fungicide and miticideinsecticide, fungicide and miticide
Ortho Orthenex Insect & Disease ControlOrtho Orthenex Insect & Disease Control – active ingredients – active ingredients are acephate (Orthene) and triforine (same chemical group as are acephate (Orthene) and triforine (same chemical group as Banner Maxx)Banner Maxx)
GardenTech SevinGardenTech Sevin – OTC version of this very effective – OTC version of this very effective insecticide (MOA 1)insecticide (MOA 1)
And, Finally…AdjuvantsAnd, Finally…Adjuvants
Adjuvant – serving to help or assist – something to Adjuvant – serving to help or assist – something to make a spray more effectivemake a spray more effective
Stirrup M – a pheromone (sexual attractant) that Stirrup M – a pheromone (sexual attractant) that draws spider mites to any spray in which it’s mixeddraws spider mites to any spray in which it’s mixed
Indicate 5 – adjusts pH of spray water and serves as a Indicate 5 – adjusts pH of spray water and serves as a spreader-sticker – most sprays more effective in a spreader-sticker – most sprays more effective in a slightly acidic liquidslightly acidic liquid
Hi-Yield Spreader-Sticker (or any other OTC brand) Hi-Yield Spreader-Sticker (or any other OTC brand) – makes spray adhere to foliage instead of dribbling – makes spray adhere to foliage instead of dribbling offoff