This may be old news, but definitely worth repeating. Twenty five years ago a dreaded dogwood disease threatened to eliminate our beautiful spring flowering tree from our gardens. Appalachian Spring flowering dogwood (Cornus florida ‘Appalachian Spring’) was found at the Camp David Presidential Retreat atop Catoctin Mountain in Maryland. Currently, Appalachian Spring is the only dogwood cultivar […]
Archive for the ‘mulching’ Category
Shredded Umbrella Plant Handles Dry Shade
Shredded umbrella plant (Syneilesis aconitifolia) is a non-aggressive woodland ground cover which is native to dry hillsides in China, Japan, and Korea (USDA hardiness zones 4 thru 8). It has a medium green lacy foliage which you will treasure in the shade garden. While its flowers may be tiny and inconspicuous, the circular umbrella foliage […]
Little Girl Magnolias Avoid Early Spring Frosts
The early flowering deciduous magnolias, namely star (Magnolia stellata) and tulip (M. soulangeana) magnolias, are often susceptible to late winter-early spring frosts. In the 1980’s the U.S. National Arboretum released the series of 8 shrub-type cultivars called the “Little Girl Magnolias”. They were crosses between M. liliiflora and M. stellata. Over ten years these deciduous […]
Treat Colorful Caladiums As Tender Annuals
Caladiums at Yewdell Gardens in Crestwood, KY (near Louisville) Caladiums (Caladium bicolor) are tropical foliage plants which are grown as annuals. Caladiums brighten up shady to sunny spots. Their brightly colored foliage is either heart and lanced shaped in color combinations ranging from red, rose, pink, chartreuse, green, and white. Caladiums absolutely prefer a warm, […]
More Winter Hardy Encore Azaleas Now Available
For spring 2013, 22 of 32 Encore™ Azalea varieties are cold hardy in the Southern Appalachian region (USDA hardiness zones 6 and 7). Thirteen (13) varieties are reliably cold hardy throughout Zone 6-a&b. They are: Autumn Amethyst, Autumn Carnation, Autumn Cheer, Autumn Jewel , Autumn Lilac, Autumn Lily, Autumn Royalty, Autumn Ruby, Autumn Sangria, Autumn […]
Lungworts- Perfect Shade Companion With Hostas
The lungworts (Pulmonaria spp.) are very popular in shade gardens with hostas, astilbes, Solomon seals, and ferns (USDA hardiness zones 4-8). Their green or silver-colored foliage may be dusted with green, silver or white spots. Lungworts are divided into two distinct foliage forms: narrow long-leaf (P. longifolia) and silvery or speckled oval leaves (P. saccharata). […]
‘Pink Lemonade’ Blueberries Will Delight Your Taste Buds
Pink Lemonade blueberry (Vaccinium x ‘Pink Lemonade’) is a new variety introduction from the USDA. It combines the benefits of growing a beautiful landscape plant and one that produces a tasty crop of pinkish red blueberries. Pink Lemonade is also very winter hardy (USDA hardiness zone 4). Select a sunny location, preferably with an […]
Blossom End Rot Affecting Your Vegetables?
The bottom side of your tomato fruits appears to be rotting? The problem is not a disease, but a calcium disorder called “blossom end rot of tomatoes”. This nutritional malady also affects squash, pepper, eggplant, melon, and cucumber. There are 3 causes for calcium deficiency: 1.) a deficiency of available calcium in your garden soil, 2.) inadequate […]
Peonies Require Very Little Care Ever
Lovely White Flowering Peony (P. lactiflora) Grandma’s peonies (Paeonia lactiflora) are back in vogue. There are single- or double- flowered varieties. The single petalled types appear to Southern U.S. heat better (USDA hardiness zones 3-8). May blooming peonies come in red, pink, purple, yellow, or white colors. Depending on variety, plants grow 3 to 4 feet high and wide. […]

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