The coastal regions of Oregon and Washington have different climate and soils than other parts of the states. Rainfall is high, ranging from 70 inches in southern Oregon to more than 100 inches in the coastal mountains. ...
This article describes how to determine vineyard nutrient needs through tissue and soil sampling.
Discusses how to grow dahlias, beginning with soil preparation, fertilizer needs, and planting. Includes information on propagation, how to handle cut flowers, and digging and storing tubers. Also discusses insect and disease problems.
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.
This is a guide that can be used by wine grape growers to interpret their vine tissue nutrient analysis results to determine nutrient sufficiency, deficiency or excess.
A guide for how to collect and where to get a sample analyzed for plant diseases.