Copper For Olive Trees: When To Apply It, Which Is Best, And Other Information

copper for olive trees

One of the most important elements when it comes to having olive trees is copper. However, Do you know how copper is used for olive trees? And why should it be used?

Next, we want to talk about this element that you can use as a fungicide, but also as a bactericide. Want to know more?


When should copper be applied to olive trees?


The first thing you need to know is the ideal time to apply copper to olive trees. And it is not easy to clarify, because some experts recommend using it throughout the year, in order to prevent pests or diseases; while others intend it only at the time of the greatest appearance of parasites or as a treatment for them.

Knowing that an excess of copper is just as dangerous as not using it, for example because it can compromise the quality of the olive oil produced, It is important to control the dose and usage of this one a bit.

In general, the use of copper for olive trees is highly recommended in the spring, just when it begins to wake up from its lethargy and before it blooms. This way it provides extra nutrients as well as an element that will help prevent important diseases, such as repilo or tuberculosis of the olive tree.

However, that doesn’t mean that’s the only time it should be applied. This should also be done after harvest. I mean, in the fall. At that time, due to the productivity he had, the trees will be more vulnerable, weak and it is possible that they lack nutrients and need to regenerate. At that time, a dose of copper can help you get through the winter better and regain the strength you have lost.

What is the recommended dose of copper for olive trees


If at this time you are wondering about the appropriate dose for olive trees, it is not something fixed, but rather Depending on the olive tree on which you are going to apply it, there will be a greater or lesser quantity.

In general, between 2 and 3 kg/ha are allowed for 1000 liters of water. Moreover, it is not thrown directly on the ground, but there must be direct contact both through the leaves and through the trunk and branches (since that is where pests can attack it directly) .

Now well, Do you know that there are different types of copper for olive trees? Depending on the one chosen, it will have a dose prescribed by the manufacturer, and this is the one we recommend you follow to avoid problems.

What is the best copper for olive trees

When choosing a copper for olive trees, you should know that you can find different types on the market. All achieve good results in copper care, although it is true that some are generally more recommended than others.

In this direction, one of the best options you have is chelated copper. Among the advantages that this element offers you is the fact that the olive tree can absorb it much faster (and with more nutrients) than others. In addition, its effectiveness is quite high in low doses, which cannot be said about others.

And finally, chelated copper is less toxic (something to take into account if you are not one to control the copper exposure of your olive trees very much).

However, it is not the only one you can choose. If you are not completely convinced, you can opt for copper oxychloride. It is also very effective in controlling diseases and pests that can affect olive trees. However, you need to take into account that in this case copper can be more toxic, not only for the tree itself, but also for the soil. And it prevents you from being able to plant other trees or plants on or around that land. Also, you need to apply higher doses for it to work well.

Besides these coppers that we have recommended to you, you can find other options on the market, such as copper oxychloride, copper hydroxide, copper sulfate or copper gluconate. In this sense, our recommendation is that, if you have never tried it, do a test with several to see which one best suits the needs of your crops. In general, this will not only depend on the trees, but also on the care you give them.the climate where they are, the substrate used and the use of the olive tree (if it is decorative, productive, etc.).

What happens if the olive tree has excess

olivier it's your care

As we have already told you, Applying copper to olive trees is a good way to prevent problems and provide it with the nutrients it needs. But, as in everything, if you go too far, you could cause such an excess that the health of the olive tree is endangered.

Indeed, when copper is present in the olive tree and in high doses, it can be quite toxic. To the point that it begins to lose its leaves and the wood of the trunk deteriorates. It can even be attacked by diseases or pests that should be controlled with copper.

Now, although it sounds too alarmist, It should be known that it is difficult for copper toxicity to occur in the olive tree. More if you follow the manufacturer’s directions or apply a little less than that.

Even so, there are ways to eliminate copper, or at least decrease the amount of this element. For this, you can use a mushroom, the Phanerochaete chrysosporium. It works by oxidizing copper ions and reducing them both in soil and on other materials. (including leaves and wood from the tree). It is one of the most traditional methods that are still preserved due to how well it works. Indeed, it is also used to treat olive wood and make it more digestible for use in biofuels.

As you can see, copper for olive trees is important, but always in adequate doses to avoid more negative problems. Have you ever used it with your crops? Can you give us some advice on this if you know?

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