Preferred Plants
Widely proven successful on green roofs.
Plants shown in this section have been carefully selected from a set of plants which have proven to be particularly hardy, resilient, and aesthetically pleasing in a green roof environment. They will thrive in a wide range of hardiness zones, soil depths, and climatic conditions.
- Allium 'Summer Beauty'
A beautiful Allium variety with strong upright foliage showcasing vibrant green color and thicker leaves. Light pink flowers. - Allium cernuum
Reliable North American native with a nodding flower habit. Tolerates some shade. - Allium schoenoprasum
Most common Allium on green roofs; very drought tolerant, makes a nice accent and has culinary use as well. Tolerates some shade. - Allium senescens ssp. montanum var. glaucum
Interesting foliage plant adds texture to a green roof with spiraling blue-green leaves. Flowers give much needed color later in the season. Tolerates some shade. - Delosperma 'Lavender Ice'
Stunning light purple flowers that bloom until frost. Large leaves and fast growth are great for rapid cover or draping over an edge. - Delosperma cooperi
Large magenta flowers top a thick mat of green foliage. A reliable and hardy species that grows rapidly and covers well. One of the most common Delosperma in the trade. - Delosperma dyeri
Absolutely gorgeous and unusual flower color. Exposure to sunlight fades the flower color over time, giving multiple shades of red on one bloom. - Delosperma nubigenum 'Basutoland'
Most cold hardy of the Delospermas. Bright yellow blooms in spring only. Foliage turns an amazing bright pink in cold weather. - Mixed Flats - Extensive Green Roof Mix
Ed's personal extensive green roof mix - provides a strong horticultural foundation for a successful roof! Tolerates shade. - Mixed Flats - Mid-Atlantic Blend
Extensive green roof mix. Plants selected by Ed Snodgrass specifically to perform well in the Mid-Atlantic region (US)- tolerates shade. - Mixed Flats - Mid-Western Blend
Extensive green roof plant mix created by Ed Snodgrass specifically to perform well in the Mid-Western region (US)- tolerates shade. - Mixed Flats - Northeast Blend
Extensive green roof plant mix selected by Ed Snodgrass, specifically to perform well in the Northeastern US (New England)- tolerates shade. - Mixed Flats - Southeast Blend
Extensive green roof plant mix selected by Ed Snodgrass specifically to perform well in the Mid-Atlantic region (US)- tolerates shade. - Phedimus takesimensis 'Golden Carpet'
Fast growing with substantial foliage. Holds its leaves much longer into the winter. May remain green all winter in mild weather. Shade tolerant. - Sedum album
Well known as a staple plant in the green roof industry - with good reason! A green carpet with white flowers in summer. Bright red foliage in winter. - Sedum album f. murale
Foliage has a wide range of colors. Reliable good purple to dark red foliage through much of the year. - Sedum ellacombianum
syn. S. kamtschaticum var. ellacombianum. Late blooming in summer with loads of lemon yellow flowers. Bright green leaves. Sets winter rosettes. Shade tolerant. - Sedum hybridum 'Immergrünchen'
Dark green foliage with a profusion of bright gold flowers. Keeps its foliage through much of the winter. Shade tolerant. - Sedum kamtsch. var. flor. 'Weihenstephaner Gold'
Strong dark green foliage, with bright yellow to yellow-orange flowers in summer. Small red rosettes in winter. Shade tolerant. - Sedum kamtschaticum
Superior green roof plant. Carpet of yellow flowers. In trials at Michigan State University, this plant survived over 80 days without water. Looks a bit like pachysandra from a distance.
