![]() A semi-dwarf grower, it has stunning flower spikes with pink and orange flowers and a strong, pleasing herbal scent. Agastache ‘Desert Sostice’ – A 2012 High Country Gardens exclusive introduction that I bred, this tough hybrid is a cross between the two best Southwestern species Agastache cana and A.Based on my extensive garden experience with these perennials in the Intermountain West, here are some of my top picks. Many of the newer Agastache hybrids have had limited testing in outdoor growing conditions. Learn more about my work developing Agastache cultivars for waterwise gardens: Agastache Introductions: Superstars Of The Perennial World. Growing Agastache plants has been an obsession of mine for over 25 years and counting. (USDA zone 7), the Southwestern species and hybrids are very happy as long as the soil drainage is excellent. In moister, warmer winter climates such as Washington D.C. ![]() They will be fine for 2 to 3 years in a pot. Then you can treat them as an "annual" or bring them into a greenhouse, cold frame, or cold sunroom for the winter. To grow these incredible flowers in wet zones 5 and 6, I recommend planting them in a container garden or pot where they will thrive. Of course, we gardeners love to push the boundaries when trying new plants. That makes these much more challenging to grow in USDA zone 5& 6 and regions with rain and snow amounts over 25” per year. They need well-drained soil in the garden, and they are sensitive to cold, wet winter soils. Native to dry, hot, and sunny climates, these varieties are ideal for low-water landscapes. If you have them planted, the hummingbirds will find them! These Agastache are unsurpassed at attracting hummingbirds. ![]() The native species and hybrids of Southwestern origin are famous for their large flower spikes in orange, pink, and red hues. Waterwise Orange, Pink, and Red Agastache ![]()
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