Blog RSS Feed

Exploring the Potential of Plant Based Amino Acids We have been conducting research and trial work on using plant based amino acids on pasture which we would like to share with our readers. The initial results have been very interesting and quite exciting. While traditional amino acids are sourced from fish, our plant based amino acids are derive..

The Ultimate Guide to Controlling Onehunga Weed: When and How to Spray for Best Results If you've ever walked barefoot across a New Zealand lawn and suddenly jumped in pain, you've probably met Onehunga weed (Soliva sessilis). This notorious little pest has been the bane of bare feet across the country for decades, and if you're dealing with an in..

BOOSTING GROWTH, SAVING COSTS, SUPPORTING SUSTAINABILITY WITH GIBBERELLIC ACID (GA3) We have been supplying gibberellic acid for over 15 years so we have spoken to many people who have asked us if gibberellic acid really works. Gibberellic acid (our Gibb-Gro or Gibber 900) is a plant hormone that was discovered in 1953 and was mainly used on plan..

Asulam meets YBG It sounds like another episode in the Harry Potter series but no, it is definitely herbicide-related. Asulam was introduced around 1965 by a company called May & Baker. Some of us oldies will no doubt remember them. It’s a carbamate-based herbicide with a mode of action being a DHP inhibitor. Its primary target weeds are docks an..

A Day out Spraying Foliar Fertiliser Article written by Shayne McNamara A colleague recently spent some time with Rik Morris from RM Spraying learning about how some of the Rainbow & Brown foliar fertiliser products are used in the field.  RM Spraying is based out of Gore and applies foliar fertilisers to mostly dairy and sheep/beef farms in the ..

Exciting News! Keen-eyed readers may have noticed a recent addition to our Rainbow & Brown website: the Gibb-Gro range. Gibb-Gro, a well-established brand in New Zealand for over 12 years, is known as the preferred Plant Growth Regulator. In recent times, Gibb-Gro has diversified its offerings beyond Gibberellic Acid to include wetters, Seaweed Ex..

Understanding Ascophyllum nodosum Welcome to the world of Ascophyllum nodosum, affectionately known as rockweed, knotted wrack, knotted kelp or egg-wrack. Introduced to the Rainbow & Brown family in 2016, our Ascophyllum nodosum Seaweed Extract Flake is sourced from the icy waters of the Northern Hemisphere. This natural product has gained a loyal..

Withholding Period for Herbicides Although this information is available on our labels, we frequently receive inquiries about withholding periods. To address this, we have prepared a summary of the ACVM approved withholding periods for our product range. PRODUCT WITHOLDING PERIOD – STOCK AND/OR PLANT BACK WHACK – 2,4-D 800 ..

My personal opinion... When I was spraying my driveway at home I got fed up with respraying, and although being a manufacturer where I get herbicides very cheaply, I decided to go and buy a competitor product called TAG G2(1) that you can get from most Farm supply stores.   I gave up on this as although TAG G2(1) is a very good product containing..

The ABC of Ragwort Control Ragwort is not a weed that lets you get away with a spur-of-the moment approach.   There are two reasons for that.  First is that this normally biennial plant has the ability to morph into a very hard-to-kill multi-crown perennial if it’s been mowed, slashed or ineffectually sprayed.  And each mature plant can produce 2..

Can K-Mate Humic Acid (Potassium Humate) improve Nitrogen efficiency? In the race to feed a growing global population, nitrogen (N) has become the superstar of plant nutrition. It’s the key to bumper crop yields and has led to a surge in urea fertilizer use, making up a whopping 70% of global agricultural nitrogen application. However, this surge ..

Glyphosate, Halox 100EC and GA 200 – Which one to Use Where? We often get asked which of these three herbicides to use and where to use them.   Rainbow & Brown Glyphosate 360, Glyphosate 540 and Granny (high strength soluble granular Glyphosate) Glyphosate, a broad-spectrum herbicide, is one of the most widely used chemicals globally. It is kno..