GREENBOR - The ideal Boron for all crops


  • Is a Calcium /Magnesium hydroboracite that is slowly soluble giving all season release. 
  • It is slowly soluble at ideal soil pH’s
  • It is a natural crushed rock.
  • It is a sustained release boron for 2 seasons
  • Comes out of a mine high up in the Andes.
  • It is a Slow release, ground applied, boron fertiliser of 10% Boron concentration 

Is it needed in New Zealand?

  • New Zealand soils are mostly deficient in natural Boron
  • High rainfall means rapid release of water soluble forms of Boron
  • Free draining coarse or sandy soil types are more prone to leaching
  • Crop demands boron during all stages of growth

What does Boron do? 

  • Strengthens root growth        
  • Assists structural strength    
  • Is essential for flowering/Fertility    
  • Improves size and quality of fruit
  • Improves skin strength of fruit    
  • Increases fruit firmness and storage
  • Promotes Calcium uptake
  • Improves disease resistance
  • Promotes Fruitset

GREENBOR Application Rates:

Greenbor Application table.png

What does it look like ?
It is a 2 – 4 mm granule that can be easily mixed with lime or fertilizer or applied on its own

GREENBOR Granules (LR).png

Which New Zealand crops need it the most

  • Avocados
  • Clover pasture
  • Brassicas
  • Fodder beat
  • Potatoes
  • Grapes
  • Apples
  • Kiwifruit

Other crops also require boron but are not big users.

Does it improve yield? 
Many trials have been conducted with statistical results in the following crops:

  • Fodder Beet
  • Brassicas
  • Potatoes
  • Grapes
  • Lemons
  • Cherries 

GREENBOR™ is available throughout New Zealand and delivered to farm free of charge for loads greater than one ton. 
Call Chengeta for any further advice on +649 257 4030

Rob Clarke