Archive for the ‘Disease resistant’ Category

‘Senorita Rosalita’ – A Welcome Spider Flower Addition

Cleome or spider flower (Cleome hassleriana) is the 5-6 foot flowering annual that your grandmother grew in her garden. Long stamens extending from the flowers look like spider legs, hence the common name. The old fashioned varieties produced lots of seed pods which meant lots of weed seed in next year’s garden. As summer temperatures […]

Star Zinnias Handle Heat and Dry Weather

    Wanting two seasons of spring-summer color, heat and drought tolerant, and no disease or pest problems? You should be planting Profusion and Zahara zinnias, also called “star zinnias”. They are very resistant to powdery mildew, a disease which plagues many kinds of zinnias. Profusion and Zahara zinnias bloom non-stop for almost 6 months (mid-May thru October) in the […]

Fall In Love With Sweetheart Tree

The late J.C. Raulston introduced euscaphus tree (Euscaphus japonica) to gardeners in the 1980’s. Tennessee nurseryman Don Shadow is credited with naming it “Korean sweetheart tree” which has become its more popular name. It is reliably winter hardy to USDA zone 6-b. Sweetheart tree is a small 15-20 foot tree or large shrub. The pinnately compound foliage is […]

Common Ditch Lilies

A native of eastern Asia, tawny daylilies (Hemerocallis fulva) are often called “ditch lilies”. You see them growing along roadsides, in back alleys, and in old gardens, often in very poor soil. Their tenacious root system helps to stabilize steep slopes. They seem to thrive in places too difficult for most plants. They’re grow so easily […]

‘Hot Lips’ Turtlehead – A Late Summer Flowering Native

Turtlehead (Chelone spp.) is a U.S. native. Turtle-head shaped flowers appear in August and September. The 1 inch flowers open from bottom to top along the stem (s). Colors vary from bright white, creamy white, and white tinged with pink (depending on species and cultivar grown). Pink turtlehead (C. lyonii ) is native to the Southern […]

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 […]

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 […]

Hollyhock Rust Prevention Tips

Hollyhocks (Alcea rosea) are old-fashioned perennials (and biennials) which are currently finding a new audience. There are numerous cultivars differing in plant height from 5 to 9 feet and spread of 1 to 3 feet. Flowers come in single and double forms and in many color shades. Hollyhocks are hardy to USDA hardiness zone 4. […]

‘Brigadoon’ Hypericum Wakes Up a Garden Bed

The bright chartreuse (almost golden) foliage Brigadoon St. John’s wort (Hypericum calycinum ‘Brigadoon’) can brighten up almost any dull garden spot. This Euro-Asian ground cover thrives in any well-drained soil under full to partial sunlight (USDA zones 4-7). Full sun may burn the summer foliage in zone 7. ‘Brigadoon’ grows 12 to 16 inches tall and spreads […]

Vintage ‘Strawberry Candy’ A Sensational Daylily Performer

Some vintage daylily varieties are timeless performers.  Strawberry Candy daylily (Hemerocallis x ‘Strawberry Candy’) is a daylily classic, one of the first to open in June in Southern Appalachian gardens (USDA hardiness zones 6 and 7). Its grass-like foliage is semi-evergreen here. The 4- inch diameter flowers open strawberry pink with a prominent rose red eye […]