Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu For established blueberries check the soil pH twice a year. Take a random composite 6-8 inch sample from the soil under the mulch in the spring and again in the fall. The… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist;gcjohn@udel.edu Each year we see problems with vegetable crops related to low pH in plastic mulched beds. A common scenario is a field with sandy soil (loamy sand, sandy loam) that has not been… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Each year we see problems with low bed pH under plastic mulch. This can result in a range of problems including poor growth, manganese toxicities, calcium and magnesium deficiencies, poor fruit quality,… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Each year we see problems with cantaloupe leaves turning yellow. There are several potential causes. If the yellowing is on leaf edges it most commonly is due to salt effects and fungicides,… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Each year we see problems with vegetable crops related to low pH in plastic mulched beds. A common scenario is a field with sandy soil (loamy sand, sandy loam) that has not… Continue Reading
