Archive for the ‘acidic soil’ Category

Ostrich Fern Likes It Moist And Cool

For sheer toughness ostrich fern (Matteuccia struthiopteris) handles most landscape situations (USDA hardiness zones 2-7a). Ostrich fern is commonly seen growing naturally in cool moist river bottom soils, 3-5 feet in height and spreading aggressively. Roots have a clumping rhizomatous nature. The fronds grow upright with a slightly arching form, typically to 2-3 feet in […]

The Boys Or Girls of Summer

Gardeners are looking for simple plant combinations and this photo, shot at Kingwood Center in Mansfield, Ohio, shows three easy to grow perennials, “no-brainers” as some might call them. Originally, all three plants emigrated from the prairie where each coped with hot summers without much rainfall. In the hands of modern plant breeders, each perennial has been greatly improved. All are disease and pest resistant. Some […]

Dawn Redwood Is Back From Extinction

  Dawn redwood (Metasequoia glyptostroboides) was thought to be extinct until the mid-twentieth century. In 1948 dawn redwood was re-introduced into North America from Sichuan-Hubei Provinces in China.   Dawn redwood grows in full sun and in well-drained, compost-rich soil. The tree struggles in dry or high pH soils. Dawn redwood will tolerate standing water for a […]

‘Sunburst’ Golden St. John’s Wort

Our native golden St. John’s wort (Hypericum frondosum) deserves more planting space in U. S. gardens (USDA hardiness zones 5-8). ‘Sunburst’ is the leading cultivar and exhibits superior traits over the species. Golden St. John’s wort forms a small, dense growing deciduous shrub, noted for its showy golden yellow flowers and attractive blue-green foliage. Sunburst grows more compact […]

No Scorch ‘Verdoni’ Dwarf Hinoki Cypress

 For a small urban garden many dwarf evergreen conifers are a good fit. There are so many to choose from and Verdon hinoki cypress (Chamaecyparis obtusa ‘Verdoni’) is one of the finest. Its fan shaped gold-edged green foliage will light up almost any garden locale. It makes a great garden companion with short growing perennials, […]

Easy To Grow Dahlias

According to the American Dahlia Society there are 18 classes of dahlias, from the popular small flowered dahlietta types to the large flowered dinner plate type. Dahlias hail from South of the Border, down Mexico Way, and are not reliably winter hardy north of USDA zone 7-b. Dahlias are easy to grow. They want a compost […]

Torenia (Wishbone Flower) Blooms In Part Shade

The list of summer flowering annuals for shady spots in the garden is not long. Garden impatiens (Impatiens x wallerana) is the first choice, seconded by begonias (Begonia x semperflorens-cultorum). Today, wishbone flower (T. fournieri) is now available.  Torenia blooms from spring to frost.  It is best grown in a moist, organically rich, well-drained soil and […]

Dwarf Southern Magnolia Cultivars

Small 5-6 Year Old ‘Little Gem’ Magnolia Southern magnolia (Magnolia grandiflora) is remarkably hardy in USDA zone 6. This evergreen magnolia prefers a moist well-drained, slightly acidic soil, and planted in a partial to full sun location.  It is a long-lived large 70-80 feet tall tree, best suited to large commercial and residential properties, golf […]

Favorite Mountain Laurel Cultivars

  Shopping for mountain laurels is like sampling sweets at a candy shoppe or ice cream parlour. There are so many great choices. Most plants grow 4-5 feet tall and wide. Most have plant foliage which is lustrous, dark green and leaf spot resistant. All cultivars need minimal pruning and fertilizing once a year. In great […]

Growing Mountain Laurels in Your Landscape

Mountain laurel (Kalmia latifolia) is a U.S. native evergreen broadleaf shrub (USDA hardiness zone 5). Mature sizes range from 5 feet (dwarf cultivars) to 12 feet in height and with equal spread. Over the past 30 years, mountain laurels have so improved, thanks to breeding efforts of Dr. Richard Jaynes*. He has released several dozen […]