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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..

Tank cleaning between sprays is always important but no more important that if you have been using sulfonylurea herbicides like Rainbow & Brown’s MSF600. Even though this is on the labels it is worth reinforcing this.The sulfonylurea herbicides, like MSF600, have an affinity for binding to plastic tank walls, filters and hoses and then if not clean..

Most of you would be aware of these top Dye Spray Markers that have been market leaders in spray marker. Now Rainbow & Brown are pleased to be able to offer these at competitive prices.We always struggled to get a suitable spray marker that we could safely deliver to you on the farm. The rural posties, quite rightly, didn’t want to be carrying flam..

Due to a number of requests from customers we have extended the special organosilicone wetting agent prices we had running for Fieldays until 4:30pm on Friday 12th July 2019 Check out the prices and info below and http://www.rainbowbrown.co.nz/penetrants Rainbow & Brown have a great range of wetting agents and penetrants to aid the performance of..

You asked if it’s OK to apply Gibber900  to a paddock grazed 14 days ago. The answer is yes, though the full benefit does take about 18 days or so from application, so to some extent it depends how long before you want to use that paddock again.  If you can wait 18-21 days after you’ve sprayed, it will give you the Full Monty as far as the grass bo..