Diamond Foliar Biostimulant for Early Rooting 

Diamond Foliar Biostimulant Use:

To increase early rooting, disease resistance and vigorous crop development

Benefits of Diamond Foliar Biostimulant: 

  • Yield enhancer
  • Boosts growth
  • Boosts early rooting
  • Boosts leaf and shoot growth
  • Enhances tank-mix partners
  • Improved resistance to biotic stress
  • Improved resistance to abiotic stress
  • Recovery from stress and damage
  • Increases flower number and quality
  • Amix delivery system


All arable and root and field vegetable crops.

Pack Size:

10l, 1000l (IBC)

An 1000l IBC of Diamond for use on all arable, root and vegetable crops
MSDS Sheet
Product Label

Diamond is a unique, concentrated liquid product of Phosphorous, Potassium, Calcium, Zinc & Copper in a unique lignified humate complex formulation balanced for acidity and specifically created for root, vegetable and arable crops. 

The ionic form of Phosphorous used in this formulation combined with Zinc and Copper ions combine to reinforce plant health and crop vigour thus significantly increase ability to naturally resist a wide range of stresses common across a wide range of crops. 

The Calcium content improves cell wall strength and other nutrients are transported by the ionic phosphorus and humate complexes throughout the plant.


Analysis w/v (g/L) Analysis w/v (g/L)
Nitrogen (N) 63.0 Calcium (Ca) 71.0
Phosphorus (P2O5) 220.0 Zinc (Zn) 20.0
Potassium (K2O) 32.0 Copper (Cu) 4.0

Apply when sufficient foliage. 

Three quarter fill spray tank. Shake container and add slowly to the tank whilst agitating. Top up with water and spray. Wash hands before meals and after work. Safely dispose of empty container.


Crop Timing Rate
Potatoes, Carrots, Parsnips, Sugar Beet

Apply when sufficient foliage. 

Repeat applications every 10 – 21 days depending on stress factors.

0.5 – 3.0 L / ha

Apply in Autumn at 5 leaf stage.

Apply again in Spring from GS30/31

2.0 – 3.0 L / ha

Diamond Product Label

For further product information, quantities, pricing and delivery questions, please use the contact form below and we will get back to you.

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OptiYield generates effective full-lifecycle crop programmes, utilising our library of unique bioactive products.

OptiYield delivers 10-30% marketable yield increases in high-value crops for our farmers & growers.