September Gardening Calendar 2024
September Gardening Calendar 2024 Let’s get ready for September in preparation to cooler temperatures by fertilizing annuals, perennials, and roses one last time for winter preparation. Check flowerbeds for pooped-out perennials such as Purple Coneflower, Black-Eyed Susan, and Shasta Daisy. Trim dead flower heads and brown leaves for fall. Apply a new layer of mulch. Mulch helps keep the plants warm in winter and cool during summer months. Fertilize Chrysanthemums and Salvia with a liquid plant food. You will be rewarded with blooms later in the fall. Chrysanthemums, Pansy, Viola, alyssum, and Snapdragons provide winter color through the spring and should be available by mid-September at garden centers. For a complete list of Fall Color Annuals Click Here For More Information. For spring blooms plant Bluebonnet and Poppy seeds now. September is a good time to divide and cut back perennials. Check your daylilies, irises, and monkey grass while the weather is still warm. ...