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Plant Growth Regulators

Plant hormones and growth regulators, regulate cellular processes in targeted plant cells locally and, when moved to other locations, in other locations of the plant. Plant hormones also determine the formation of flowers, stems, leaves, the shedding of leaves, and the development and ripening of fruit.

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Abide PGR Plant Growth Regulator, Fine Americas

Abide PGR Plant Growth Regulator is a very versatile plant growth regulator for use on a wide variety of container-grown ornamental crops. It effectively reduces internode elongation, generating more compact and sturdier plants.

Active Ingredients: Ancymidol 0.0264%
PGR Mode of Action: 1
EPA Signal Word: CAUTION / PRECAUCION
Application Rate Range: (see label)
Container Size(s): 2.5 Gal., 30 Gal.

State Registrations Not for Sale to: VT


From $293.95

A-Rest Solution Plant Growth Regulator, PGR, SePRO

A-Rest Solution Plant Growth Regulator is used on container grown bedding plants, flowers and foliage plants. A-Rest produces a plant that is more compact by inhibiting gibberellin biosynthesis, which results in shorter stem length.

Active Ingredients: Ancymidol 0.0264%
PGR Mode of Action: 1
EPA Signal Word: CAUTION / PRECAUCION
Application Rate Range: (see label)
Container Size(s): 1 Qt., 2.5 Gal., 30Gal.

State Registrations Not for Sale to: VT


From $84.95

Atrimmec Plant Growth Regulator, PGR, PBI Gordon

Atrimmec to reduce trimming and pruning of landscape ornamentals or trees and to control fruit set of ornamental olives.

Active Ingredients: Dikegulac-Sodium 18.5%
PGR Mode of Action: 2
EPA Signal Word: CAUTION / PRECAUCION
Application Rate Range: (see label)
Container Size(s): 1 Qt., 1 Gal.

State Registrations Not for Sale to: VT


From $120.45

Bonzi Ornamental Growth Regulator, PGR, Syngenta

Bonzi Ornamental Growth Regulator ensures plants stay compact and beautiful to keep them at their peak longer for increased profitability.

Active Ingredients: Paclobutrazol 0.4%
PGR Mode of Action: 1
EPA Signal Word: CAUTION / PRECAUCION
Application Rate Range: (see label)
Container Size(s): 1 Qt., 2.5 Gal.

State Registrations Not for Sale to: VT


From $133.95

Cambistat Tree Growth Regulator, PGR, Rainbow Treecare

Cambistat Plant Growth Regulator is a plant growth regulator that slows the vegetative growth of plants by inhibiting gibberellin biosynthesis. Cambistat is designed to gently and predictably slow the growth of trees.

Active Ingredients: Paclobutrazol 22.3%
PGR Mode of Action: 1
EPA Signal Word: CAUTION / PRECAUCION
Application Rate Range: (see label)
Container Size(s): 1 Gal.

State Registrations Not for Sale to: VT


From $437.95

Fascination Plant Growth Regulator, Valent

Fascination Plant Growth Regulator is an effective tool for more presentable, more marketable Easter and LA hybrid lilies and ornamentals.

Active Ingredients: Benzyladenine 1.8%, Gibberellins 1.8%
Product Class:
Plant Growth Regulator
EPA Signal Word: CAUTION / PRECAUCION
EPA Registration Number: 73049-41
Application Rate Range: (see label)
Container Size(s): .5 Gal.

State Registrations Not for Sale to: VT


From $491.95

Florel Brand Growth Regulator PGR, Monterey

Control Dwarf Mistletoe. Reduce or eliminate undesirable fruit development on many ornamental trees.

Active Ingredients: Ethephon 3.9%
EPA Signal Word: CAUTION / PRECAUCION
EPA Registration Number: 54705-8
Application Rate Range: (see label)
Container Size(s): 1 Pt., 1 Qt., 1 Gal., 2.5 Gal.

State Registrations Not for Sale to: VT


From $10.95

Mastiff (Flurprimidol) PGR, Wedgle Direct-Inject

Mastiff PGR is a plant growth regulator (PGR) which produces desirable growth reduction in a wide variety of ornamental trees. With a single Mastiff PGR application, vegetative growth generally is reduced up to 70% over a three-year period.

Active Ingredient: Flurprimidol 48.1%

Signal Word - CAUTION / PRECAUCION



Product is Discontinued & No Longer AvailableProduct is Discontinued & No Longer Available.



State Registrations Not for Sale to: VT


Pinscher (Dikegulac-sodium) PGR, Wedgle Direct-Inject

Pinscher PGR For systemic chemical pinching of various landscape ornamentals. Pinscher PGR greatly reduces flowering and fruit/seed set without compromising tree health.

Active Ingredient: Dikegulac-sodium 18.5%

Signal Word - CAUTION / PRECAUCION



State Registrations Not for Sale to: AK, AR, CA, DC, HI, IA, KY, LA, MA, ME, MS, MT, NC, ND, NH, SC, SD, VA, VT, WI, WY


Product is Discontinued & No Longer AvailableThis product is drop-shipped by the manufacturer and will be shipped UPS Ground regardless of method chosen at checkout.

From $272.95

ProGibb T&O Plant Growth Regulator (PGR), OMRI Listed, Valent

ProGibb T&O Plant Growth Regulator is an extremely potent PGR, ProGibb T&O Plant Growth Regulator promotes stem elongation and flowering in ornamentals and offers growers a more marketable plant. OMRI Listed.

Active Ingredient: Gibberellic acid 4.0%

Signal Word - WARNING / AVISO

State Registrations Not for Sale to: VT


Quanta Systemic PGR & Fungicide, Helena

Quanta Systemic PGR & Fungicide for the control of diseases such as: downey mildew, phytopthora and pythium in ornamentals and bedding plants, roses, phytophthora in conifers, pythium in turf, and phytopthora and pythium diseases associated with stem and canker blight.

Active Ingredient: Mono-and di-potassium salts of Phosphorus Acid 56.0% + Indole -3-butyric Acid 0.0139%

Signal Word - CAUTION / PRECAUCION

State Registrations Not for Sale to: VT


From $176.95

Sumagic Plant Growth Regulator PGR, Valent

Sumagic Plant Growth Regulator is the most active and consistent PGR available. Nearly 20 years of published test results prove it. With the flexibility of many application techniques, Sumagic delivers unmatched growth regulation for more attractive, compact and lush plants.

State Registrations Not for Sale to: VT


From $330.95

Tree Tech, Microinjection Plant Growth Regulators (PGR)

The Tree Tech Microinjection Plant Growth Regulators (PGR) set a new standard for economical and environmentally safe tree health care. As traditional methods of applying chemicals and pesticides become less suited for environmentally sensitive uses, particularly in urban areas, the Tree Tech microinjection system continues to gain acceptance and wider use.

Sold Individually, Case Qty. = 25 Micro-injectors


Ships From Manufacturer This product is drop-shipped by the manufacturer and will be shipped UPS Ground regardless of method chosen at checkout.



State Registrations Not for Sale to: VT


From $5.95

Trimtect Shrub Growth Regulator, PGR, Rainbow Treecare

Trimtect Shrub Growth Regulator is a spray-on shrub growth regulator that will reduce the regrowth of trimmed shrubs and hedges by 30 – 70% over a season, allowing your crews to spend less time on high maintenance sites and more time on more profitable ones.

Active Ingredient: Paclobutrazol 8.0%

EPA Signal Word - CAUTION / PRECAUCION



State Registrations Not for Sale to: VT


From $499.95

Verve Plant Growth Regulator PGR, Nufarm

Verve Plant Growth Regulator PGR is a concentrated formulation of ethephon with a wide range of uses on tobacco, fruit crops, fruiting vegetables, wheat and barley to improve quality, yield and harvestability.

Active Ingredient: Ethephon 21.7%

Signal Word - DANGER / PELIGRO

State Registrations Not for Sale to: VT


From $57.95

Radiate Plant Growth Regulator, Loveland Products

Radiate Plant Growth Regulator is specifically designed to help develop longer, stronger, healthier roots to improve nutrient uptake and plant performance. Radiate’s proven technology works with all crops and can be applied foliar or in-furrow.

Product Class: Plant Growth Regulator (PGR)
Active Ingredients: Indolebutyric Acid (IBA) 0.85%, Cytokinin as Kinetin 0.15%
EPA Signal Word: CAUTION / PRECAUCION
EPA Registration Number: 34704-909
Application Rate Range: (see label)
Container Size(s): 1 Gal.

State Registrations Not for Sale to: VT


From $349.95

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