Horticulture

Editor Meghan Shinn Contributing Editor Jennifer Howell Scott Beuerlein | Thomas Christopher | Greg Coppa Jeff Cox | Niki Jabbour Associate Art Director Carrie Topp Executive Editor Kristin Beane Sullivan Executive Art Director Eric Flynn Digita

Happy New Year! In this issue of Horticulture we’ve assembled a variety of stories to keep you plotting and even planting this winter. There’s advice on seed starting, covering what to plant and how (“Edibles Year-Round,” page 11, and “Annual Delight

Order!›In years past I would place my spring seed orders in early February, once I’d had a chance to browse through my favorite catalogs. The past few years, however, seed sales have been way up and it’s been hard to source certain varieties. For thi

Wherever they’re found, forest schools share some basic practices and beliefs, among them: School happens outside every day, whatever the weather. On rainy, snowy or very windy days, teachers will set up tarps between tree branches to create a shelt

Dr. Dirr has authored numerous books that are treasured by horticulture professionals and students, as well as any gardener who appreciates shrubs, trees and all they can do for the garden. His books include: Viburnums (Timber Press, 2007): “Of my m

A Fothergilla × intermedia ‘Mount Airy’: 40 years later, it’s still the go-to fothergilla for its flowering, fall foliage and upright habit. Discovered in Mt. Airy Arboretum, Cincinnati, Ohio. B Hydrangea quercifolia ‘Alice’: Large panicles of early

The text and images on these pages are excerpted from Winterland (Princeton Architectural Press, 2021), which demonstrates how to create a garden that remains beautiful outside of the growing season, even in northern regions. The book includes thorou

French marigold (T. patula) is the low-growing, familiar type. Their colors reside on the yellow, orange and red side of the color wheel, which makes them great foils for plants with purple flowers. Tagetes erecta is the African marigold, which not o

Seemingly countless cultivars of sunflower are available due to its ease of hybridization and long history as a cultivated plant. Some, like ‘Russian Mammoth’, grow over 10 feet tall and form a single, massive flowerhead filled with edible seeds. Oth

All of the plants addressed in this article can be transplanted outside after the threat of frost has passed and the soil has warmed to approximately 65 degrees (F). Typically this will coincide with the local planting-out date for tomatoes and other

A spreading, shrubby foliage plant reaching 12 to 18 inches tall and wide, it’s often grown as a container plant with fellow succulents. Where hardy, it makes a compelling ground cover. Full to part sun, low water. USDA Zones 10–11.  Though its spoon