0 a cankered tree or fruit is affected by the canker disease:
The orchard had become cankered and unproductive.
cankered apples
Therefore, if used for lumber products the cankered area will be wasted wood.
On major limbs or trunks the cankered portion may be excised.
Severely cankered trees can not be restored to good health and should be completely removed from the site and if possible, burned to remove the source of inoculum.