12 perennials that are well-suited to hot and dry conditions. Coneflower (Echinacea). Why it’s great in hot, dryclimates: Coneflowers are drought-tolerant and can handle high temperatures.Soil Type: Well-drained. How to plant and care for perennials in dry, hotclimates. About Low Water Perennials. Most perennials suitable forhot, dryclimates require loose, well-draining soil and are likely to rot in compacted or soggy soil. These flowers and plants are true dryclimate warriors!. See more ideas about dryclimates, plants, perennials.Tall, Dark Sedum forHot & Dry Gardens. A tall Sedum like the rest of the Rock 'N Grow series, 'Midnight Velvet' adds a new foliage and flower color combo. Bearded Iris (Iris spp.) Bearded irises have some of the most colourful flowers of any perennial, and they are available in almost any colour combination you can imagine. With miniature, dwarf, intermediate, and tall varieties available, there is a size profile for any location. Areas with hot, dryclimates need some creative landscaping. You can have flowers that thrive year after year if you choose hardy perennials to set the foundation plantings for your garden. Drought tolerant perennials can get by with little water other than what Mother Nature provides and many are native plants. Learn about them here. Heat-tolerant perennials thrive in high temperatures and dry conditions. They require less maintenance and water, making them ideal for sustainable gardening. What Makes a Perennial Heat-Tolerant? Heat-tolerant perennials have adapted to survive in hotclimates. A lush and lovely mixed border with drought tolerant grasses and flowering perennials in a Medicine Hat garden. Brent Smith. There are some benefits of a warmer climate: bountiful cherries and more diverse fruit crops. Marilyn Kusler. Ornamental grasses are ideal forhot, dry gardens. PerennialsforHot, DryClimates. Russian sage, catmint, coreopsis, and blanket flower are excellent choices for gardeners dealing with drought and poor soil. Forhot, dry heat, kangaroo paws (Anigozanthos spp.) bear upright stems with clusters of tubular buds in hot shades of orange, red, and yellow, with a long blooming period from late spring to fall. Russian sage is a resilient perennial that thrives in hot, dryclimates. Its tall, airy spikes of lavender-blue flowers bloom from summer to fall, adding height and movement to the garden. The aromatic, silvery-gray foliage is deer- and rabbit-resistant, making it a great choice for xeriscaping. The list below is a sample of annuals, sometimes perennials, that can take the brutal Southwest heat. Annuals forhot and dryclimates. But first, what are annuals? Here, we explore some of the top perennial flowers that not only survive but thrive in hot, dryclimates. Lavender (Lavandula spp.): Known for its aromatic blooms and ability to withstand drought, lavender is a timeless choice for dry gardens.