Chosen by American Hosta Growers*, the winners are… 2015 Hosta of the Year Victory is an impressive plant. It forms giant vase-shaped clumps with large, shiny leaves with green centers and margins that change from greenish yellow in the spring to creamy white by early summer. Victory is big hosta that grows 30 inches high […]
Archive for the ‘Perennials’ Category
Mt. Cuba Center Evaluates Heuchera (Coralbells) Cultivars
Over the past quarter century, gardeners have enjoyed the wonderful heuchera revolution (USDA hardiness zones 4-9). A great many hybrid cultivars have been introduced with more arriving every spring. Unfortunately, the flood of new cultivars has given us a huge number of poor selections. As I talk with […]
Determining A Plant’s Cold Hardiness
On-line nursery catalogs and plant labels at garden centers list the hardiness of the trees, shrubs, vines, and perennials that they sell. Many years ago the U.S. Department of Agriculture (USDA) developed the hardiness rating scale based on geographic location from northern Canada to southern Mexico. Most U.S. gardeners live within Zones 3 to 11. Don’t know […]
New Christmas Roses (Hellebores) Greatly Improved
Christmas roses (Helleborus niger) is a winter flowering perennial. It is native to central and southern Europe (USDA hardiness zones 4-8) and is not as winter hardy as lenten rose (Helleborus x orientalis). Christmas rose tends to flower 1 to 4 weeks earlier, around the Christmas holidays in southern climes (zones 7-8). New selections of H. niger are better […]
Species Tulips Thrive in Tough Spots
Species tulips (mini-tulips) are tough! In the wild they grow in the winter environs and dry soils of Central Asia, the Middle East, and China (USDA hardiness zones 3-7). In gardens they prosper for many years in full to partial sun and in average soil with good drainage. Over the centuries mini-tulips have been improved. […]
My New Favorite Pruning Shears
When stepping out to work in the garden, a pair of hand pruners (shears) is the first tool in my pocket or belt pouch. A good pair of pruning shears is indispensable to snip off old spent flowers and stems from perennials such as hostas, daylilies, peonies, etal; shrubs like rhododendrons, lilacs, hydrangeas; to clear […]
Kingwood Center In Mansfield, Ohio
Over the years Kingwood Center in Mansfield, Ohio (60 miles north of Columbus) has been a popular public gardens to visit. Formerly the home of Charles King, the 47 acre former estate garden has been open to the public since 1953. The former King home now houses Kingwood’s administrative offices and horticultural library. Kingwood is […]
Wingstem Common Along Roadsides In Late Summer
In late summer several wildflowers, golden rods (Solidago spp.)and ironweeds (Vernonia spp.) to name two, start blooming along many Midwestern and Eastern U.S. roadsides. Wingstems (Verbesina alternifolia) are another 4-8 feet tall native perennial wildflower that grows nearby (USDA hardiness zones 4-7). Many people ask what they are. Sturdy stems, mostly unbranched, stand tall and […]
Swamp Milkweed Is Monarch Butterfly’s Favorite
Swamp milkweed (Asclepias incarnata) is an erect, clump-forming, U.S. native plant indigenous to swamps, bottomlands and wet meadows (USDA hardiness zones 3 to 6). Obviously, it prefers moist soils but grows equally well in average, well-drained garden soils. Full sun is best, but copes with some light shade. As its common name indicates, it makes […]
Reawaken Your Garden This Fall
In many areas of the U.S., Labor Day traditionally signals return to school, the start of the football season, and an end to gardening for the year. Mother Nature surely did not schedule it this way. Here are ten plants (plus an extra) that are blooming in late August thru the coming weeks: Stonecrops or […]