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close up of rows of potato crop flowering
product logo - Frontier Max herbicide

Frontier Max

Group 15

Protect potato yields through the critical weed-free period.

  • Pre-emergent control of annual grasses and key broadleaf weeds, including biotypes resistant to triazine and Group 2 herbicides
  • Consistent performance in challenging weather conditions
  • Residual activity for reduced weed pressure throughout crop development

Labels & SDS


Applicable On

applicable on - potatoes


Labels & SDS

Additional Resources



Benefits of Frontier Max

  • Frontier Max is a root and shoot growth inhibitor that controls susceptible germinating weed seedlings before—or soon after—they emerge from the soil.
  • Frontier Max contains the active Dimethenamid-P (Group 15).



Product Info & Application Guide

Weed Management

Weed Class

Weeds Controlled


Redroot pigweed1, 2
Nightshade (eastern black)1, 2


Barnyard grass
Crabgrass (smooth, large)
Fall panicum
Foxtail (giant, green, yellow)
Old witchgrass


Yellow nutsedge3


1 Includes Group 2-resistant and triazine-resistant biotypes.
2 Controlled at 390 ml/ac (963 ml/ha). Lower rates provide suppression only.
3 Suppression only.

Application Tips

Apply Frontier Max only in a single application in potatoes. Do not exceed the specified rate by soil type in a single application.

Restricted entry interval – 24 hours.

Resistance management – Rotate the use of Frontier Max or other Group 15 herbicides within a growing season (sequence) or among growing seasons, with different herbicide groups that control the same weeds in a field. Tank mix with herbicides from a different group.

Pre-harvest interval – 40 days after application for potatoes.

When to Apply




Pre-emergence to crop and weeds. Apply after planting and before potatoes emerge from the final hilling of the season.

How Much to Apply

One case of Frontier Max herbicide will treat 46 to 59 acres (18.6 to 23.9 ha). One jug will treat 23 to 29.4 acres (9.3 to 11.9 ha).

Application Rates Based on % Organic Matter

Soil Type

Less than 3% organic

3 to 6% organic

7 to 10% organic

coarse textured soils

305 ml/ac (756 ml/ha)

305 ml/ac (756 ml/ha)

348 ml/ac (860 ml/ha)

medium textured soils

305 ml/ac (756 ml/ha)

348 ml/ac (860 ml/ha)

390 ml/ac (963 ml/ha)

fine textured soils

305 ml/ac (756 ml/ha)

348 ml/ac (860 ml/ha)

390 ml/ac (963 ml/ha)


Apply Frontier Max at the higher rates in the table, on fine textured or high organic soils and for heavier weed problems.


Mixing order

  1. Ensure the spray tank is clean before use.
  2. Fill the tank 1/2 full of water and start agitation.
  3. Add the required amount of Frontier Max herbicide to the tank.
  4. Continue agitation while filling the remainder of the spray tank.
  5. After use, clean the spray tank according to label precautions.

Tank Mixes

Herbicides: Lorox® (Linuron)


Contact your local BASF AgSolutions® Grower or Retail Representative or call AgSolutions Customer Care at 1-877-371-BASF (2273) for additional information on supported tank mixes.