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New to our product stable is the well-known and respected Nitrosol.WHAT IS NITROSOLNitrosol is a range of biological fertilisers in a liquid concentrated form.  Sourced from either sheep processing abattoirs or fish processing operations these are designed as total replacement, one-step fertilisers.  Nitrosol is a supply of NPK in the ratio of 11-5..

We are pleased to announce that effective 1st August Rainbow & Brown are part of the Agrecovery stewardship programme to recycle plastic containers used rurally. This means you no longer need to burn or bury your Rainbow & Brown herbicide, wetter or other HDPE plastic containers.  You can just drop these at approved drop off points including the q..

NATURAL or GREEN HERBICIDES - THE HIDDEN FACTS This article arose from a question from a customer that wanted to spray out a whole paddock – grass and weeds - but wanted a natural herbicide solution as they had a horse that was sensitive to chemicals. Fair enough. We have always been keen on offering some more “green” herbicide alternatives..

How toxic are herbicides?Although herbicides are chemicals and all chemicals should be treated with respect there needs to be some perspective given  as there is a mountain of misinformation being spread by people that really don’t know what they are talking about.  I hear it all the time on talkback and it makes my blood boil.Below is a table whic..

Why Bother?There are many reasons why you should religiously clean your spray tanks and lines between products. To avoid product hardening which can come off in subsequent sprays and block lines and filters. To avoid corrosion or other chemical damage to gear.To ensure there are no residues of one chemical and another.For instance,  if you want to ..

As you all know we frequently bang on about cut stump treatments for many weeds, especially the woody ones.  Many of our more than 90 Weed Files have some form of cut stump recommendation.  We have generally recommended Glyphosate 360, Glyphosate 540, Granny, MSF600 or GrassMate in concentrated solutions painted onto the stumps but this is not the ..

We get asked frequently how our product compares with say some of the liquid seaweeds that are around, and also how well does the product dissolve.The answer to both is really well.  Go and check out our product application information and also our material on use as an animal supplement. More information here.Our seaweed extract flake is a concent..

Above is a photo of us blowing our own trumpet.  Yep in these tough times our business, like many others, tries as best we can to support New Zealand businesses,  and of course we are one of the few 100% owned companies left in NZ still  manufacturing herbicides for farmers. Many of the well-known brands are big multi-national companies and althoug..

Test if your soil is ok to grow cloverIf you have sprayed with any herbicides that have residual activity or you want to see if your soil quality and condition will support clover growth, a quick and easy way to do this is to just plant a few radish plants.Radishes are reasonably quick growing and if these grow with no adverse effects then this is ..

Rainbow & Brown's MSF600 gorse killer is ideal for control of gorse and other scrub weeds.  MSF600 herbicide is probably the most cost-effective weedkiller for gorse in NZ and is certainly the cheapest gorse killer Rainbow & Brown has to offer.You need to be patient though.  The mode of action of MSF600 is basically to stop the gorse growing and on..

You asked if you could use our product BuckShot to control gorse among a Leyland Cypress hedge, without damaging the hedge. I’m afraid I don’t know. BuckShot contains picloram, and of the many NZ registrations for herbicides containing pictorial there is not a word of advice regarding its effect on cypress hedge plants. Use within a hedge was never..

Got Buttercups and your not sure whether to use Rainbow & Brown Decision (flumetsulam) or Ranger (thifensulfuron-methyl) then read on.  Prices below were effective February 2020.DECISIONBoom spray at around 50g/ha for Creeping buttercup and 65g/ha for Giant Buttercup. So that is only $19.50/ha to spray for Creeping buttercup and a heap of other wee..