How often do I need to spray Pyrethrum for it to be effective.
This is for professional use only.
The product has to be diluted and is for commercial use. The dilution guide line is enclosed with the product.
It is goverment tested so proven to work.
It is affective but depending on how bad the infestation is depends on how often you have to retreat.
can pyrethrum 5ec b used on conifer hedges or is there an alternative product that would better suit. thanks. jon
This product is for use on Fruit and Veg crop and would not be recommended on conifers as this may cause staining on the leaves.
To mix?, is it 5ml per litre?.dave.
The correct dilution rate is 4ml per 1L of water (20ml to 5L of water).
Ask a question?
Zardband Pharmaceutical Co., Iran
I want Pyrethrin (Pyrethrum extract) for Insecticidal research. I had a few question about this field:
1) For prepare serials dilution of this product what solvent should be used?
2) Is the possibil
We would like to advise you to use water to dilute, and not to mix with anything else, including Neem Oil. The price is shown on the product information. The concentration of Pyrethrin is 5%. Unfortunately, we do not deliver outside the UK, therefore we would not be able to deliver to Iran.
Ask one of our experts!
We aim to answer all questions as soon as possible - often within a few hours! Although please bear in mind that during busier periods it may take up to 48 hours to receive a response. We look forward to hearing from you.