Ask a Master Gardener

Question: I want to do research on problems I’ve encountered in my yard and garden. Web searches can be overwhelming.… Read More »Researching Gardening Questions

Question: I have heard the term “Integrated Pest Management” and think it probably involves environmentally safer methods than treating with… Read More »Understanding Integrated Pest Management

Question: I have 15-year-old viburnum that is showing signs of decline, and 80% of the plant looks like it’s dead… Read More »Diagnosing Disease in Viburnums

Question: What is the purpose of using a cover crop? Some cover crops are planted at different times of the… Read More »Choosing Cover Crops

Question: I am building a new home and am interested in having a “green roof.” What are the main benefits… Read More »Benefits of Green Roofs

Question: I have several types of hydrangeas and I am confused about when to prune them. One year I pruned… Read More »Pruning Hydrangeas

Question: I’m building a new home and want to incorporate sustainable landscaping in my yard. What factors should I consider… Read More »Sustainable Landscape at Home

Question: We have wild honeysuckle everywhere, especially along our creek. It smells so lovely, but it is growing up into… Read More »Removal of Wild Honeysuckle

Question: In January 2018, a new invasive pest, the Spotted Lanternfly (SLF), was first seen in Northern Virginia. Is this… Read More »Protection from Spotted Lanternfly

Question: How can I upgrade my garden to provide a welcoming habitat for pollinators and other wildlife, while keeping some… Read More »Creating Welcoming Habitats