What to Plant in July Youre not behindjust planting with the sun on your side 塞 Edibles: Kale Basil Swiss chard Green beans Radishes Beets Carrots Summer squash Cucumbers Perennials: Daylilies Hydrangeas Hostas Coreopsis Shasta daisy Blanket flower Gaillardia Annuals: Zinnias Black-eyed Susans Marigolds Cosmos Sunflowers Succulents: Haworthia Sedum stonecrop Echeveria Sempervivum Hens and Chicks Tip: Water early, mulch deeply, and pick fast-growing varieties to beat the heat.