Planting care

How to treat anthracnose?

These spots expand and produce defoliation of branches and drought fruit, causing their death.

This disease is caused by various types of fungi (Discula, Septoria, Venturia, Phyllosticta, Marssonina, and Colletotrichum) and affects fruit and forest trees, grasses, and vegetables.

The best way to prevent the presence of Anthracnose is by doing an excellent clean soil material where the spores to the time when activated in early spring. On the other hand, wind and rain are usually the main factors of propagation.

How to prevent and treat Anthracnose?

If Anthracnose has affected your shrubs or trees, it is best to cut the branches or parts that are infected. Now, if we talk of herbaceous species, it is best to remove the entire harvest if the infection is extensive.

If you water and fertilize correctly, you can increase the defenses of your plants and make them much more resistant to infection.

It is also advisable to remove weeds or weed crops to improve aeration and thereby prevent remaining accumulated water.

If you carry out an analysis of infected material, you will know what fungi that attack your plants are to apply the correct fungicide.

Bordeaux mixture can help fight Anthracnose

Bordeaux mixture is composed of a combination of copper sulfate and lime water.

Used to combat fungal diseases and, although not as harmful to the environment, can not be considered a 100% ecological, since, being washed away by rain, this tends to contaminate water.

It is perfect for controlling fungi such as Anthracnose and downy mildew.

There are many commercial brands with this product; however, you can produce it at home by mixing 100 grams of copper sulfate and 70 grams of quicklime per liter of water. Follow these instructions:

  • Dissolved copper sulfate and quicklime separately in a plastic container and stir well.
  • An empty container containing quicklime dissolved in water in another cup and then adds the contents of the bottle, which have dissolved copper sulfate.
  • Mixed with a wooden utensil, check the acidity by introducing an iron in the Bordeaux mixture. Iron oxidation will indicate the excess acidity, implying that the need to add more lime to make the iron oxide is not.

You can apply it in the form of a spray, either tree, shrubs, and herbaceous plants, to prevent the occurrence of Anthracnose. This should be done soon after having done the preparation.

Types of Anthracnose

Anthracnose plum and peach and cherry

It is caused by fungal species, Colletotrichum gloeosporioides, acutatum, and watercolor. The first two create orange spots on the leaves of trees, and the last can form on the fruit, leaves and young branches. This disease develops quickly when the temperature is above 25 degrees Celsius, and humidity is high. Spores are dispersed from these crops to trees by wind or rain. Benzimidazole containing fungicides used in the case of gloeosporoides fungus and removes the affected branches to control the watercolor.

Anthracnose of beans

It is because the species is present, generating Colletotrichum lindemuthianum dark reddish spots on the fruits of berries and leaves. These evolve, making a dry whitish thereon. On the other hand, the seeds turn black or obscured. If you want to prevent this disease, rid the entire crop when the infection is critical and do not use contaminated seeds. Use crop rotation, and in less severe cases, used as a fungicide or benomyl Bordeaux mixture. Apply sprays every 15 days until the plants begin to bloom.

Anthracnose willows

The fungus that produces it is called Marssonina salicicola and usually affects all the sauces, especially the weeping willow. This disease does generate brownish spots on leaves; gradually, they deform and fall. Short stems affected, burning fallen leaves and trees sprayed when the leaves begin to appear, with Bordeaux mixture or copper fungicide.

Anthracnose of bananas

It is caused by the fungus Gloesporium nervisequum and usually affects bananas, producing leaves browning and drying young branches. Treatment of the disease is focused on cutting the affected parts and removing all fallen leaves.

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