Archive for the ‘Summer flowering’ Category

July Blooming Plumleaf Azalea

Plumleaf azalea (Rhododendron prunifolium), a deciduous azalea native to Georgia and Alabama, is a particular summer favorite (USDA hardiness zones 6-9). It’s hardy even in Boston, NY City, and Philadelphia. Its bright orange-red blooms surprise in late July to early August. Compared to many fragrant spring blooming native species, flowers emit no scent. Its autumnal […]

Why My Hydrangeas Are Not Blooming

Thankfully, this is not a very common problem that few gardeners run into. U.S. gardeners grow four (4) species of hydrangeas: smooth hydrangea (Hydrangea arborescens), oakleaf hydrangea (H. quercifolia), bigleaf hydrangea (H. macrophylla), and panicle hydrangea (H. paniculata). There are five reasons why some hydrangeas don’t bloom: 1. Type of hydrangea… Bigleaf hydrangeas, those that […]

Five Shrubs Make Wonderful Small Trees

With some aggressively growing shrubs, it frequently comes down to you (and your pruners) versus the plant. Technique: a sharp pair of hand pruners along with 3-4 times annually to train a large unruly shrub into a behaved small tree.  Here is a list of 5 great shrub candidate that may become a great small tree: […]

Perennial Favorites For The Summer Garden

If someone was to create the Garden Performance Hall of Fame for summer flowering perennials, I would nominate this list of ten (10). I have had experience growing many of them in my Northeast Tennessee garden (USDA hardiness zone 6-b). In a few instances, I have selected a variety that grows in friends’ or a […]

Six Flowering Perennials For Downtown Areas

Here is what some downtown areas in the Southeast and Midwest U.S. were planting this spring: Rudbeckia lacinata ‘Herbstonne’ aka ‘Autumn Sun’ is a long-blooming butterfly favorite with clusters of bright yellow ray flowers with large green cones from mid to late summer. Leaves are large, glossy, deep green, deeply cut along the stems. Black Eyed Susan (Rudbeckia fulgida […]

Three High Performance Coneflower Series

Coneflowers (Echinacea purpurea) are very popular perennials (USDA hardiness zones 4-9). Their colorful flowers will attract a multitude of beneficial pollinators to your garden. Some cultivar series come in a myriad of colors. For the best and biggest flowers, coneflowers perform at their best in full sun and in well-drained soils. After planting echinaceas grow […]

June Blooming Japanese Tree Lilac

Chinese tree lilac (Syringa reticulata) is an under-planted small multi-trunked tree or large flowering shrub (USDA hardiness zones 3-7). In tree form, it grows 20- 30 feet tall and 15- 20 feet wide with a rounded crown. Mature 70 year old plus specimens at Biltmore Estates in Asheville, NC are 50 feet or taller. Its […]

Attractive Butterfly Weed

Butterfly weed (Asclepias tuberosa), aka milkweed, is a long-lived summer blooming perennial. In the wild milkweed may be found growing in dry/rocky open woodlands, prairies, farm fields, and along roadsides in the southeastern U.S and mid-western U.S. and Canada (USDA hardiness zones 3 -9). Established plants typically grow as a clump to 2- 3 feet high and 1 […]

Summersweet Shrub – Underplanted And Underappreciated

Summersweet clethra (Clethra alnifolia), aka sweet pepperbush, is a deciduous summer blooming shrub that ranges from coastal Maine to Florida (USDA hardiness zones 4-8). This delightful shrub grows 3-6 feet, although some cultivars grow 8 feet or higher. Flower colors (depending on variety) range from white, pink, and rose pink. The sweetly fragrant flower clusters ( 4- 6 inches […]

Grow Crocosmias In Your Summer Garden

Crocosmias are bulbous summer blooming flowering perennials that are closely related to gladiolas, also called montbretia and sword lilies. They’re actually corms, not bulbs, and are indigenous to South Africa (USDA hardiness zones 5b to 9). Crocosmias enjoy lots of sun, soil moisture, and hot temps to produce flowers. Plants prefer nutrient-rich, slightly acidic, moist, […]