Noxious plant and woody tree control by backpack sprays are very challenging work! But, backpack sprays have so many positive features and are indispensable tools in invasive plant control programs (BOX 2).
There are so many different varieties and brands of backpack spraying systems on the market, that buy one that suits your requirements is so important. The first thing you want to consider when choosing a backpack spraying system is what type of vegetation you want to be treated. You need to think about whether you want a low pressure or high pressure system, whether you want a portable system or stationary system, whether you want a nozzle or a rotary system, whether you want an automatic pump or a manual pump, and whether you want a system that can be used on low-lying or high-lying areas.
Backpack sprayer systems also vary a lot in price depending on what features you get, how it works, and where you buy it. It is possible to find backpack sprays at your local garden centre or even online. It is recommended that you do a bit of research before you buy any backpack sprays, because a lot of manufacturers will offer you free trials, or even discounts on their equipment. Always make sure that the backpack sprayer you choose is certified to work on certain plants, and that it has been tested to be able to treat these plants.
It is important to know exactly what kind of plant you want to be treated, especially if you are using a backpack sprayer on trees, as you need to use it properly. If you use a sprayer on an invasive plant that you intend to cut down, then you will need to have some experience of cutting down trees before spraying them!
Once you have decided on what type of plant you are intending to treat, you should decide where to spray them. A portable system should only be used where there is a risk of damage or destruction to property, while a stationary system should be used where the plant can not be tampered with, for example in your backyard. If you have an established garden, it is advisable to treat all the grass areas of the garden in which you intend to have plants such as a vegetable patch. before planting the seeds.
Make sure that you read all the directions on the back of the backpack sprays you are thinking of buying, as they will tell you how much water to add or how often to spray the plant, how to use it, and what to do if there are any issues. If you are unsure, you may wish to speak to someone at the garden centre that you bought it from, or to the manufacturer. The manufacturer of your backpack sprayer will usually be able to advise you of any problems.
When using a backpack sprayer, it is important to remember not to let the nozzle run over the plant, as this could cause severe burns and damage. Always use the water for what you need, as not using it altogether can result in the plant being destroyed and you have to buy another unit to finish off the job.
Finally, don’t forget to make sure that you give the plants some time to acclimatize to the new environment, so the plant doesn’t wake up and start growing again soon after you’ve sprayed it. This means ensuring that you let the plant dry completely before trying to plant it again.
It is best to let the plant acclimatise to the environment for at least a few days before you try to re-spray it, as the plant needs time to grow accustomed to the surroundings and the equipment. If you are using a backpack sprayer for your vegetable garden, ensure you put the plant out in the garden for at least two weeks before you try to re-spray it again.
Backpack sprays are very easy to use and operate. Just plugging them into your household socket and following the directions will get your plants back in full to its healthy condition again.
It may not seem like a good idea to use a backpack sprayer for your garden, but they really can help you a lot. If you are going to be using a sprayer, you should read the instructions thoroughly and follow them correctly to ensure that you are using them safely.