The “Giant” class of hostas is aptly named. Cultivars in this class are novelties. Their enormous leaves and plant sizes (height and spread) definitely will make a bold statement in any garden. To attain their glorious best in plant majesty and leaf size, each cultivar must have a compost-rich, moist, well-drained soil with pH between […]
Archive for the ‘winter hardiness’ Category
Tall Sedum – The New Mailbox Plant
Tall sedums (Sedum x spectabile) are a popular late summer blooming perennial often nicknamed “showy stonecrops” (USDA hardiness zones 3-9). Members of the succulent plant family, tall sedums have thick round leaves and are recognized for their drought resistance. Star shaped flowers are clustered in colors ranging from whites, pinks, and reds, depending on the […]
Four Old Fashioned Hostas Continue To Delight
During my annual summer travel to public gardens around the U.S., several clumps of old-timey hostas that were popular in the 1960’s and ’70’s caught my eye. These hosta beauties still own their garden place. Here are listed only four, but there are so many more. ‘Gold Standard’is an old-time favorite. In August multiple pink-lavender […]
Best Bluegrass Cultivars For Cool-Season Lawns
Across the northeastern U.S. and eastern Canada, cool season lawn grasses perform best. Bluegrass, often called “Kentucky bluegrass”, grows in zones with cool summer night temperatures and adequate annual rainfall. Bluegrass is not as heat and drought tolerant and a higher water use rate than tall fescue and warm-season grasses. Bluegrass performs best in moist […]
Plumleaf Azalea – Late July Flowering Shrub
Plumleaf azalea (Rhododendron prunifolium) is a native deciduous azaleas that indigenous to the Chattahoochee River Valley on the Georgia-Alabama line (USDA hardiness zones 6-9). The bright orange-red blooms surprise in late July to early August. Compared to many of the spring blooming species, flowers are not fragrant. Fall leaf color is uneventful. This 5-8 feet […]
Versatile Long-blooming Catmints
Catmint (Nepeta spp.) is a favorite of cats who like to roll around in it, sometimes to the detriment of the plant(s) (USDA hardiness zones 3-8). There are several species of catmint. Most popular are the gray-green leafed N. x faassenii and hairy gray heart-shaped leafed N. racemosa. Depending on the cultivar selected, this versatile […]
Become Immersed In Swamp Hibiscus
Swamp mallow, aka swamp hibiscus (Hibiscus coccineus) is native to marshes and swamps in South Carolina, Georgia, Alabama, and Florida (USDA hardiness Zones 6 to 9). Vibrant red flowers cover the tall 4–8-foot plant(s) from June through September. Space plants 3 feet wide apart. Deeply cut maple-like foliage presents a lush tropical look and the […]
Mimosa Tree- Love It or Weed It
Mimosa (Albizia julibrissin) is essentially a 4-5 month ornamental tree indigenous from Iran to China (USDA hardiness zones 6-9). From late spring through summer, mimosa struts an attractive fine textured foliage and beautiful flowering. This small tree rarely leafs out until mid-May (in zone 6) and offers little in autumnal leaf color. Two seedling forms, […]

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