Jay Noller, a soil scientist from Oregon State University, is mapping evidence of tsunamis on war-torn Cyprus and helping the divided governments plan for a shared future.
Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.
Learn about plant cuttings, water and light requirements, temperature, fertilizer, pests, and repotting.
A guide for how to collect and where to get a sample analyzed for plant diseases.
A summary of the main trunk diseases causing issues in Oregon and management methods.