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QUALI-PRO

T-Nex Plant Growth Regulator

Quali-Pro T-Nex Plant Growth Regulator helps to impact the growth cycle of plants by minimizing the labor of growth and improving the warm- and cool-season quality of turf grasses. T-Nex contains 12% Trinexapac-ethyl as its active ingredient and works well to control grass foliage absorption in various areas such as lawns, turfs, and golf courses.

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T-Nex Plant Growth Regulator Product Page
Min : 127.25 - Max : 305.38
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Price as of
09/25/25
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T-Nex Plant Growth Regulator, manufactured by Quali-Pro, is a micro-emulsion concentrate (with an active ingredient of 12% Trinexapac-ethyl) used to control the rate of growth and quality of cool and warm-season turf grasses. T-Nex is primarily used as a liquid plant growth regulator to control some of the turf's color quality, lateral stems, and root mass development.

T-Nex PGR is easy to measure and regulate turf grasses and lawns. It is formulated as a micro-emulsion, so it mixes thoroughly with water. It can be used as a tank companion to other pesticides and liquid fertilizers.

Because T-Nex is a plant growth regulator, it reduces the warm and cool season grass growth rate, minimizing the need for edging and mowing turfgrass. It also helps to withstand the stress of seasonal heat.

T-Nex Plant Growth Regulator is also durable as it will not easily wash off with rain after 3 hours of application.

Tools Needed

You may use a handheld pump sprayer, hose-end sprayer, backpack sprayer, or spray rig.

How to Use

Spraying T-NEX PGR Over Turf

  • Step 1: Determine how much T-Nex Plant Growth Regulator you will need by measuring the square footage of the treatment area. To do this, measure the length and width of the area to be treated in feet, then multiply them together (length X width = square footage). To find the acreage, divide the square footage by one acre (square footage / 43,560 sq. ft. = acres). Mix rates will vary on the targeted weed and treatment area. Residential and commercial cool-seasoned turf, use 0.60 oz. of T-Nex Plant Growth Regulator per 0.5 gallon of water per 1,000 sq. ft. Residential and commercial warm-seasoned turf, use 0.10 oz. of product per 0.5 gallon of water per 1,000 sq. ft.
  • Step 2: Mix and fill your sprayer halfway with water, add the required amount of T-Nex based on your treatment area, then fill your sprayer the rest of the way with water. Close the lid and shake to ensure an even mix.
  • Step 3: Apply the spray mixture to the turf area, making a uniform application. Spray the turf to the point of wetness, not runoff. For remarkable results, allow the application to be completed at least 3 hours before rain.

Where to Use

Quali-Pro T-Nex Plant Growth Regulator can be used on warm and cold seasonal turfs such as Golf Courses, Rough Grass Areas, established properties of lawns, commercial and residential turfgrass, and other residencies such as Golf Courses, Sod Farms, and underdeveloped turf.

When to Use

Apply during dry or humid days when rain is not predicted. The spray mixture must be completed for at least three hours before rain or irrigation is applied to actively growing turf for best results.

Safety Information

T-Nex Plant Growth Regulator is safe to use around children and pets when applied according to the product label instructions. Always wear the proper personal protective equipment (PPE) when applying.

Special Considerations

Since this product requires foliar contact, you want to treat the turf area sufficiently. The spray mixture will not soak thoroughly into the area, but it must rest on the surface for accurate results.

AvailabilityOnline
Restricted UseNo
Shipping Restrictions2.5 Gallon: AK, CT, NY, SC, VT
1 Gallon: AK, CT, NY, SC, VT
BrandQUALI-PRO
Keith's Pro Tips"Keep in mind that T-Nex PGR works best by directly contacting the plant's foliage, not through the soil. So when spraying, keep nice, even coverage of your targeted grass."
Product DrawbacksBecause T-Nex is a plant growth regulator, it will not kill or prevent grassy and broadleaf weeds from growing.
Target PestsT-Nex can be used to control anthracnose, basal rot (fusarium), and undesirable grasses.
Application EquipmentBackpack Sprayer, Gloves, Hose End Sprayer, Pump Sprayer, Spray Rig
Application MethodsBroadcast Spray
Active IngredientTrinexapac-ethyl 12%
Product TypePlant Growth Regulator
FormulationSuspended Concentrate
Application RateResidential and commercial cool-seasoned turf, use 0.60 oz. of T-Nex Plant Growth Regulator per 0.5 gallon of water per 1,000 sq. ft. Residential and commercial warm-seasoned turf, use 0.10 oz. of product per 0.5 gallon of water per 1,000 sq. ft. Residential and commercial cool-seasoned turf, use 33 oz. of T-Nex Plant Growth Regulator per 22 gallons of water per acre.
Shelf LifeThis produce may last up to 3 years when stored properly in a cool, dry space.
YieldOne gallon jug of T-Nex PGR can treat roughly 29 acres.
Use SitesOutdoors
Time to KillT-Nex PGR will not kill grasses; it will slow down growth of targeted grass.
Comparable ProductsPrimo Maxx, T-Nex 1AQ
EPA Registration #53883-353
More Information
Restricted Use No
Shipping Restrictions AK, CT, SC
Availability Online
Signal Word CAUTION
Keith's Pro Tip "Keep in mind that T-Nex PGR works best by directly contacting the plant's foliage, not through the soil. So when spraying, keep nice, even coverage of your targeted grass."
Target Pests Multi Anthracnose, Fusarium Basal Rot
Time to Kill T-Nex PGR will not kill grasses; it will slow down growth of targeted grass.
Chemical Type Plant Growth Regulator
Formulation Suspended Concentrate
Application Methods Broadcast Spray
Product Drawbacks Because T-Nex is a plant growth regulator, it will not kill or prevent grassy and broadleaf weeds from growing.
Active Ingredient Trinexapac-ethyl 12%
Application Equipment Backpack Sprayer, Gloves, Hose End Sprayer, Pump Sprayer, Spray Rig
Mix Rate Residential and commercial cool-seasoned turf, use 0.60 oz. of T-Nex Plant Growth Regulator per 0.5 gallon of water per 1,000 sq. ft. Residential and commercial warm-seasoned turf, use 0.10 oz. of product per 0.5 gallon of water per 1,000 sq. ft. Residential and commercial cool-seasoned turf, use 33 oz. of T-Nex Plant Growth Regulator per 22 gallons of water per acre.
Use Sites Outdoors
Yield One gallon jug of T-Nex PGR can treat roughly 29 acres.
EPA Registration No. 53883-353
Shelf Life This produce may last up to 3 years when stored properly in a cool, dry space.
Comparable Products Primo Maxx, T-Nex 1AQ
Children or pets? No
Property Characteristics None
T-Nex PGR Label (732.92 kB)
T-Nex PGR SDS (175.64 kB)

*Price does not include freight. We guarantee our rate plus shipping will be less than anyone else's price.

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