Our team of Maryland Certified Professional Horticulturists, Extension faculty, and Master Gardeners answer yard and garden questions from Maryland residents only. If you reside in another state, please use this form to select your location and enter your question.
We strive to answer questions within 48 hours, Monday-Friday. For the fastest answers, search our website first. Read our tips for submitting good photos.
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Attach image files in JPG, PNG, or GIF format. Please use photo files at least 1MB in size so we can see enough detail.
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Insect ID: photos need to be close, in focus, in good lighting, and include a ruler or coin to show size.
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Plant ID: show the entire plant, preferably with close-ups of flowers or seed heads.
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For plant disease diagnosis: show the transition from healthy to affected plant material. Include information on the age and location of the plant(s) and soil and site conditions.