Woody plants, Scott Bauer / Photo courtesy of USDA Natural Resources Conservation Servic

New Online Woody Plants Course at Longwood

Longwood Gardens is teaming up with North Carolina State University to offer a fully online, five-week course on woody plants called “Trees, Shrubs, and Conifers: Identification and Use,” beginning September 13, 2016. Through presentations, photo stories, online fact pages, and three modules devoted to different plant groupings, participants will review a thorough survey of plants,…

Vegetable gardening, wiki

7 Vegetable Gardening Tips for Late Summer

Here are a few vegetable gardening tips to keep in mind as you begin transitioning to the fall vegetable garden after a busy (and hot) summer. Battle the heat with routine watering. We’re hoping that the worst of the hot weather is now behind us, but during extended periods of extreme heat, you can help…

Cardinal Flower, MAG

Cardinal Flower: Native Plant Favorite

Cardinal Flower (Lobelia cardinalis) is a great native plant pick if you enjoy seeing the color red in your garden in summer. In addition to long-lasting “cardinal” red blooms, one of my favorite attributes of this plant is its height. Cardinal Flower typically reaches two and a half to four feet tall and with an…

Impatiens Downy Mildew, Wiki Commons

Impatiens Downy Mildew Update

Impatiens plants are one of the most popular annuals for prolific blooms in shade gardens. But in 2012, Impatiens Downy Mildew (IDM) struck and these “go-to” plants quickly vanished from garden center inventories. As we begin to see them re-entering the marketplace, several readers are asking: “Is it now safe to plant impatiens?” For answers,…

Northern Alexandria Native Plant Sale

Large Native Plant Sale Coming Soon to D.C. Area

Plan now to attend the Northern Alexandria Native Plant Sale – the largest native plant sale in the Washington D.C. area – on Saturday, September 24, 2016, from 9:00 a.m. to 2:00 p.m. More than a dozen vendors from Virginia, Maryland, Pennsylvania and West Virginia will sell native perennials, shrubs, and trees for sunny and…

Stink bug, wiki commons

Vegetable Garden Pests: How to Spot a Problem

Vegetable garden pests are beginning to cause the most damage this time of year. John Esslinger, a Penn State Extension Educator in Bloomburg, Pa, shares these tips to help you identify vegetable garden pests that are currently in your garden and those that may be coming soon. Cucumber Beetles. With the arrival of the second…

Zinnia pinecones

Pinecone Zinnias Brighten Winter Days

I recently posted a picture of these pinecone “Zinnias” to the Mid-Atlantic Gardener Facebook Page. The response from readers was so great that I decided to post a brief mention about them on the blog, too. Last December, my nieces (with some help from Granny) gathered pinecones and painted them to resemble Zinnias as a…

Leaf Streak on Daylily, Linda Pinkham

7 Common Daylily Pests and Problems to Avoid

Daylily pests and other common problems can turn beautiful plants into an unsightly mess, or worse, endanger the health of your plants. Linda Pinkham with the Tidewater Daylily Society (TDS) offers the following advise to help you keep your daylilies thriving. Aphids. Typically a nuisance on daylilies in the fall, winter and early spring, Aphids…

Hydrangea Annabelle, MAG

Native Plant Favorite: Annabelle Hydrangea

The smooth hydrangea (Hydrangea arborescens) is an easy-to-grow native plant with white blooms in summer. And the cultivar ‘Annabelle’ produces especially large and showy blooms that persist throughout the season and fade to attractive shades of creamy green. Cody, my old yellow lab, and I pass the Annabelle hydrangea pictured here during our morning walks….