Archive for the ‘shrub roses’ Category

Polar Express Sunbelt Rose Big Winner At 2016 Biltmore Gardens Rose Trial

If you grow roses in the U.S. Mid-South region, the historic Biltmore Gardens in Asheville, NC is key source for discovering what varieties you should be growing. Recently, a jury of world rose experts selected the winning roses in the 2016 Biltmore International Rose Trials. Since 2011, Biltmore’s historic Rose Garden has been home to the trials in which more […]

Dreaded Japanese Beetles Are Back

In many areas of the Eastern U.S. Japanese beetles (JB) devastate the foliage, fruits and flowers of more than 300 plant species, particularly those in the rose family (Rosaceae). Adult beetles are approximately 3/8 inches in length with a dark metallic green head and metallic dark tan wings. In the soil JB grubs appear “C” […]

Update: Prevention / Treatment Options For Rose Rosette Disease

Rose rosette is a devastating disease of most species of garden roses, including hybrid and shrub roses. Rose rosette disease has spread from the Rocky Mountains to the East Coast over several decades and is poised to obliterate the rose industry. To date, there is no known effective treatment. Rose rosette is caused by an […]

ARS Selects ‘Oso Easy Lemon Zest’ Rose For Award of Excellence

The American Rose Society (ARS) announced at the 2015 National Conference that Proven Winners received the Award of Excellence for its Oso Easy Lemon Zest shrub rose. To receive this honor, a rose must prove its toughness and beauty in six different no-spray trial locations across the U.S.(USDA hardiness zones 5-9). “Oso Easy Lemon Zest rose is a […]

Double Knockout® Roses

Knockout® roses continue to wow gardeners across the U.S. (USDA hardiness zones 5 to 9). The original Knock Out series grew 5 to 8 feet tall and 4 to 6 feet wide. Shorter growing Double Knockout® series make better fit in most urban gardens at 3 to 4 feet high and 3 to 4 feet wide. Double […]

Rose Care Starts With A Good Planting Site

Roses should be planted 4 feet apart on a garden site that receives 6 to 8 hours of sun. The garden soil must be well-drained and  pH between  6.0 and 6.5.  Prevent disease problems by providing good air movement between plants and not crowd them. Spring thru mid- summer is an ideal period to plant roses to allow […]

What Roses Need

              A goal of most rose gardeners (rosarians) is to grow them almost maintenance free. The improved shrub roses introduced almost two decades ago have brought this too reality. Rose series such as Knockout®, Home Run®, Drift®, OSO Easy®, Carefree® and Meidiland™ are among the best. No matter the pedigree of the rose, selecting a […]

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 […]

When To Prune Spring Flowering Shrubs

Seven reasons why you prune: eliminate dead, diseased, insect riddled branches control plant height and spread shaping such as topiary, espaliered or pollardized trees increase or decrease the numbers of flowers and fruits rejuvenate an old shrub or tree remove low branches over walkways remove water sprouts and root suckers Flowering shrubs bloom from late February thru […]

Disease-free Shrub Rose Trial–The Winners Are…

Blushing Knockout™ Over the past 10 years, the world of roses has witnessed a revolution with the popularity of the Knockout™ series of roses in gardens across the U.S. Over the past 5 years the University of Tennessee has been testing shrub roses in Poplarville, MS and two Tennessee locations. Dr. Mark Windham and his research team have […]