Tree diseases

  • All resources in tree diseases 256
  • Environmental factors and damage 117
  • Fertilization and soil management 3
  • General information 9
  • Insects and pests 122
  • Plant health care 171
  • Tree management and consulting 18

You should expect your apricot tree to lose its leaves as it goes into dormancy for a couple months. Yellowing can...

There are two main reasons the leaves on trees turn yellow and drop. First one is the tree could be lacking of...

Fireblight symptoms do not always include cankers at the tips of the tree. The symptoms can appear as water-soaked and...

It's difficult for us to formally know the demise of the tree without a Certified Arborist inspecting the tree. Make...

The resin (sap) production generally occurs due to wounds created on the developing cones. The most common wounding...

The bud mortality could be the result of a late frost, but anthracnose disease also commonly causes leaf, shoot, and...

Several issues could be causing this problem. Leaf curling and browning could be fungal related considering the...

This could be an issue of "transplant shock" where a tree is losing some leaves due to the stress of being purchased,...

If the yellow leaves are coming from the inside of the tree, it is likely responding to a change in soil moisture....

There are many different factors that could be negatively affecting your tree. The sap bleeding from the tree can be a...