University of Maryland Extension

perennials

Euphorbia ‘Mrs. Robb’s Bonnet’

Euphorbia amygdaloides ‘ Robbiae’ For gardeners on the lookout for plants with multi-season interest, this perennial euphorbia merits examination. In spring and summer, rosettes of leaves are a shiny deep green, a good backdrop for sprays of chartreuse flowers in late spring/early summer. In fall,...

Blue Mist Flower, Hardy Ageratum

Conoclinium coelestrium Blue is not a common bloom color this time of year. Yet hardy ageratum, with its fuzzy-headed old-fashioned look, adds its blue-purple toned flowers and attracts butterflies to the garden from late summer until late in fall. Native to the eastern U.S., hardy ageratum looks...

Featured Plants - Heliopsis

Heliopsis helianthoides Heliopsis bears bright yellow daisy-like flower in glorious profusion from early-summer through early-autumn. This under-utilized native perennial, also known as oxeye sunflower, is a bushy plant, useful in a sunny summer flower border or wildflower meadow. They are magnets...

Baltimore County Master Gardeners Benefit PLANT SALE

Saturday, May. 11, 2013 - 9:00am to 2:00pm
Baltimore County Agriculture Center
Shade & Sun Perennials, Natives, Deer Resistant Plants, Herbs & Vegetables. Lots of Heirloom Tomatoes! Bigger than ever! In Partnership with Baltimore County Big Tree Sale! Cash or check only!

Featured Plants - Stokes' Aster

Stokes’Aster - Photo by Marian Hengemihle
Stokesia laevis ‘Klaus Jelitto’ Native to the southeastern US, this easy to grow perennial makes a colorful addition to sunny borders, containers, and wildflower or cutting gardens. In summer floral arrangements, blooms persist about a week after cutting. ‘Klaus Jelitto’ variety, named for the...
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