How to eliminate the Cerura iberica or poplar butterfly?

This "nice", or perhaps repellent, caterpillar is that of the Iberian Cerura. Better known as the poplar butterfly, it is an insect that causes serious problems to the trees of the genus Populus, and Salix (willows).

So if you are growing either one and would like to know more about this butterfly, read on!

Origin and characteristics

The poplar butterfly, whose scientific name is Iberian cerura, is a species of lepidoptera of the Notodontidae family endemic to the Iberian Peninsula. It is nocturnal, which means that during the day she remains asleep.

In its adult phase it has white forewings with dark zigzagging lines whose wingspan is up to 7,5cm; and it also has posteriors that are white with gray stripes. The body and legs are covered with a dense hairiness. The antennae are black with a white base, being threadlike in females and feathery in males. He dedicates his life to mating and laying eggs.

The caterpillar, in its last state, is up to 7cm long, and presents two caudal appendages. It feeds on the trees that belong to the aforementioned genera (Populus and Salix).

What are the damages it causes?

In adult trees it does not usually cause great damage, since it is not common to find a high population in the same specimen; However, in young plants it can wreak havoc as it feeds on the leaves.

If we take into account that plants need their foliage to be able to photosynthesize and, therefore, to grow, we can get an idea of ​​how devastating it would be for a young tree, in full growth age, to be left without it.

How is it removed?

To eliminate Iberian Cerura we can do a couple of things:

• Deal with Bacillus thuringiensis: it is an insecticidal bacteria whose use is authorized for organic farming. We can get it No products found.. You will find more information in this article.
• Treat with anti-caterpillar insecticide- They are sold at any nursery, garden store or by No products found.. But beware: its misuse could harm the environment. You must always read the instructions and follow them to the letter.

Thus, it will be easy to keep the trees healthy. 🙂