Diamond Rewards Easy Ways to Be Rewarded


Exceptional control of dandelion, thistle and hemp-nettle in cereals.


  • Selective control. For your worst broadleaf weed problems in cereals.
  • Two unique active ingredients. Contains Group 2 and 4 actives to deliver a hard-hitting solution.
Spectrum logo


Weeds Controlled
  • Annual sow thistle
  • Canada thistle
  • Chickweed
  • Cleavers
  • Cow cockle
  • Dandelion (<15 cm diameter)
  • Flixweed (annual)
  • Hemp nettle
  • Narrow-leaved hawksbeard
  • Perennial sow thistle (top growth only)
  • Redroot pigweed
  • Shepherd’s purse
  • Smartweed
  • Stinkweed
  • Stork’s bill
  • Volunteer canola (all varieties)
  • Wild buckwheat
  • Wild mustard


Weeds Suppressed
  • Dandelion(>15 cm diameter; over wintered rosettes; mature plants)

Crops & Crop Rotation


  • Barley
  • Oats
  • Durum wheat
  • Spring wheat

Crop rotations

The year following application, fields can be seeded to:

  • Barley
  • Canola
  • Oats
  • Peas*
  • Summerfallow
  • Wheat

For pea rotation rainfall from June 1st to August 31st in the year of application must be greater than 140 mm (5.5 inches) and annual rainfall must be greater than 175 mm (6.9 inches).


  • 20 ac/case
  • Water volume

– Ground 40 L/ac (10 US gal/ac)

– Aerial not registered

When to Apply

  • Crop stage: 2 to 6 leaf
  • Weed stage: 1 to 4 leaf


4 hours

Tank Mixes and Mixing Instructions

Tank mixes

  • SimplicityTM GoDRI
  • Axial®
  • Assert®
  • Everest®

Mixing instructions

When mixing you will use step 5 or step 8 but not both.

  1. Fill the spray tank with ½ to ¾ of the required amount of water
  2. Continue agitation throughout the mixing and spraying procedure
  3. If water conditioner is required, add now
  4. Add any tank-mix partners that are a dry formulation
  5. If using an oil dispersible grassy weed tank-mix partner (such as Simplicity GoDRI) add now
  6. Add the required amount of Spectrum A
  7. Add the required amount of Spectrum B
  8. Add the required amount of grassy weed tank-mix partner if not using an oil dispersible formulation
  9. Add any required adjuvant or surfactants
  10. Complete filling the sprayer tank with water

Note: Do not mix undiluted herbicides in the chem-handler

Grazing & Harvest

  • Livestock may graze treated areas 7 days after application.
  • Withdraw meat animals from treated areas at least 3 days before slaughter.
  • Allow 7 days after application before cutting hay or harvesting forage.
  • Mature crops may be harvested 60 days after application.

Performance Inquiry Guidelines

Dow AgroSciences encourages contact within the timelines listed for proper field assessments to resolve and rectify the call.

After these deadlines, it is difficult to determine the circumstances leading to non-performance.

  Days After Use
Seed Within 21 days (after crop emergence)
Pre-emergent herbicides Within 21 days (after crop emergence)
Post emergent herbicides Within 21 days after treatment
Pre-seed herbicides Within 21 days after treatment
Pre-harvest or post harvest Within 21 days after seeding – the following spring
Fallow applications Within 21 days after treatment
Fungicides 7 days after treatment
Insecticides 7 days after treatment

* Check Strips: while not essential, a check strip provides a good indication of product performance.