PLANT GROWTH REGULATORS
Main Effect/
Mode of Action
Foliar Absorbed
Uptake
Root Absorbed
Overseeding
Registration2
Registration for Closecut Greens
Poa Annua
Centipedegrass
Uses
Bahiagrass
Kikuyugrass
Perennial Ryegrass
Fine Fescues
Creeping Bentgrass
Tall Fescue
Kentucky Bluegrass
St. Augustinegrass
Bermudagrass
Active
Ingredient
Zoysiagrass
Turfgrass Registrations1
Main Effect/
Mode of Action
ETHEPHON (PROXY)
Growth/seedhead inhibition
FLURPRIMIDOL
Growth/seedhead inhibition
MEFLUIDIDE
Growth/seedhead inhibition
MEFLUIDIDE+IMAZETHAPYR
+IMAZAPYR+IMAZAPYR
Growth/seedhead inhibition
METHYL CHLORFLURENOL
Growth/seedhead inhibition
PACLOBUTRAZOL
1
GA inhibitor
TRINEXAPAC ETHYL
GA inhibitor
Labels may not allow all uses on all turfgrasses indicated. Check product labels for specific use instructions. 2 This table indicates which products' labels
specify overseeding use. Others may not specify this use but do not forbid it either, and so may be appropriate for this use.
PGRS FOR LANDSCAPE ORNAMENTALS*
Active Ingredient
Primary Use(s)
CYTOKININ
Improves flower and fruit set and general plant growth.
Reduces growth of trees, shrubs and groundcovers;
DIKEGULAC-SODIUM
reduces flowering and fruit on olive, privet, Japanese
holly and multiflora rose.
Eliminates fruit on olive, crabapple and carob trees;
ETHEPHON (FLOREL)
removes mistletoe from coniferous and deciduous trees.
Provides growth suppression of woody landscape
FLURPRIMIDOL
ornamental and perennial ground covers.
INDOLE-3-BUTYRIC ACID Microinjection for flower/fruit elimination on
sweetgum.
(AUXIN)
MALEIC HYDRAZIDE
Reduces growth of trees and shrubs.
Reduces growth of trees, shrubs, ground covers
MEFLUIDIDE
and herbaceous ornamentals.
METHYL CHLORFLURENOL
Eliminates fruit set, reduces plant growth.
NAPHTHALENE ACETIC
Prevents root suckering and trunk and basal
sprouts in woody ornamentals.
ACID (NAA)
PACLOBUTRAZOL
Growth suppression of trees.
SOURCES OF PGRS1
Active Ingredient
Brand (Manufacturer)
CYTOKININ
Agriplex PGR for T&O (Agrisel USA)
DIKEGULAC-SODIUM
Atrimmec (PBI-Gordon)
ETHEPHON
Ethephon 2 SL (Quali-Pro)
Florel (BRANDT Monterey)
Pistill (BRANDT Monterey)
Proxy (Bayer)
FLURPRIMIDOL
Cutless (SePRO)
INDOLE-3-BUTYRIC ACID
Snipper (Tree Tech)
MEFLUIDIDE
Embark T&O, Embark 2-S (PBI-Gordon)
MEFLUIDIDE +
Stronghold (PBI-Gordon)
IMAZETHAPYR+IMAZAPYR
* Does not include PGRs registered only for greenhouse/nursery use.
NAPHTHALENE ACETIC
ACID (NAA)
CONTACT INFORMATION
Agrisel USA Inc.
PBI-Gordon Corp.
(800) 419-7779
www.sepro.com
The Andersons Inc.
(800) 884-3179
www.gordonsprofessional.com
PACLOBUTRAZOL
Cambistat, Trimtect (RTSA)
Profile (SePRO)
Tide Paclo (Quali-Pro, SipcamAdvan)
TGR (Andersons)2
Trimmit (Syngenta)
Turf Enhancer (Andersons)2
TRINEXAPAC ETHYL
Governor G (Andersons)
Groom PGR (SipcamAdvan)
Primo MAXX (Syngenta)
T-NEX I AQ (Quali-Pro)
T-Pac SPC MEC (Nufarm)
Trinexapac ethyl 1 AQ (PrimeraOne)
SePRO
(877) 247-4735
www.agrisel.com
Sucker Stopper
Concentrate/RTU (BRANDT Monterey)
SipcamAdvan
(800) 225-2639
www.andersonsgolfproducts.com PrimeraTurf
(770) 675-3382
Bayer Corporation
www.primeraturf.coop
(800) 331-2867
www.backedbybayer.com
Quali-Pro
(800) 242-5562
BRANDT Monterey
www.quali-pro.com
(559) 499-2100
www.montereyagresources.com Rainbow Treecare Scientific
Nufarm
(800) 345-3330
www.nufarm.com/us
Advancements
(952) 922-3810
www.rainbowtreecare.com
(866) 429-0887
www.sipcamadvan.com
Syngenta
(866) SYNGENTA
www.greencastonline.com
Tree Tech
(352) 528-5335
www.treetech.net
1 No endorsement is implied by this listing, nor is criticism implied by
omission.
2 Available in combination with granular fertilizers, as well as singly as
a liquid.
2014 | Total Landscape Care | Chemical Guide 37
