Cryptogamous diseases are numerous in the garden and coral disease is one of them. It appears on the bark of trees and comes in the form of small coral-colored pustules. Coral disease is caused by a fungus called Nectria Cinnabarina. Today we offer you to learn how to detect and treat these fungi.
Symptoms of Coral Disease
This disease is easily recognized by: the pink color of the spots that occur on the bark of trees or shrubs. Small in size (no more than 1 centimeter), they grow quickly tracks released by the pustules when ripe. These spores are then introduced into the tree through nicks or other cuts in the wood.
Drying out the stems of the tree or shrub is another recognizable factor in coral disease. If the twigs dry out badly, they will eventually die, and the gardener will be helpless in this disaster.
The fruit trees are particularly concerned about this disease, especially apple trees, pear trees, cherry trees and fig trees. The ornamental trees and shrubs can also be affected, this is for example the case with albizias, magnolias, maples or even chestnut trees.
How to treat coral disease?
As a preventive measure, always make sure: clean your tools so as not to transmit diseases between the trees. In addition, the sizing must be done with great care to get neat and clean cuts. The use of healing putty protects the tree’s wounds and reduces the risk of infection.
Finally, bring special care for your trees to keep them healthy. Indeed, it is on weak trees that coral tends to multiply. a contribution from compostannual pruning and cleaning of dead branches is the minimum to achieve to preserve them in good health†
If a tree is hit, there is no miracle cure† The best stays remove dead branches and burn them† Remember to clean the soil thoroughly by removing dead leaves and small branches that may contain spores. After the tree has been thoroughly cleaned, apply a putty if the tree has wounds. Provide plenty of water and spray if possible Bordeaux mixture at the foot of the tree. If the tree or shrub needs to be felled, do not replant new trees in the same spot as the spores could become embedded in the soil.