What is the longest flowering hardy perennial?
These reliable plants keep going for months, providing continuous colour from early summer into autumn with very little care. Some of the best include geranium rozanne, famous for its incredibly long flowering season, and salvia caradonna, which blooms early and often. Top choices include geranium rozanne, one of the longest flowering perennials, and erigeron karvinskianushelle, which fills gaps and spills softly over edges. Helleborus orientalis brings early colour in winter, while echinacea magnus and rudbeckia goldsturm offer bright summer blooms with almost no care required.Alyssum, bachelor’s buttons, calendula, cleome, delphinium, foxgloves, larkspur, lisianthus, pansies, and rudbeckia—these gorgeous flowers are all easy-to-grow, hardy annuals that thrive in the colder temperatures in spring and fall.Calendula flowers from June to September from a spring sowing, or from May to July from an autumn sowing.In general, daylilies are a great perennial addition, but the stella de oro’s are some of the earliest and longest blooming varieties. Coneflowers or echinacea have perennial flowers that bloom through summer in pink, purple, white, orange, red, or yellow.
What should you not plant next to marigolds?
Marigold companion planting enhances the growth of basil, broccoli, cabbage, cucumbers, eggplant, gourds, kale, potatoes, squash and tomatoes. Marigold also makes a good companion plant to melons because it deters beetles. Beans and cabbage are listed as bad companion plants for marigolds. Marigolds are great at keeping garden pests away. Their roots give off a strong smell from a compound called thiophene that many harmful insects hate. This means fewer aphids, whiteflies, and some beetles around your vegetables and flowers.French Marigolds are highly effective at deterring a variety of garden pests due to their strong scent. They are especially useful in repelling aphids, mosquitoes, whiteflies, and even root-knot nematodes, making them ideal for vegetable gardens.