Adding sand to clay soil could make drainage issue worse: Ask an expert Updated Feb 06, 2021; Facebook Share We’re well into winter and that means spring and the gardening season is on the horizon. If you’ve got questions, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU Extension faculty and Master Gardeners reply to queries within two business days, usually less. To ask a question, simply go to the and type in your query and the county where you live. Here are some questions asked by other gardeners. What’s yours?