wild petunia
Ruellia humilis
Tubular, bell-shaped, petunia-like flowers up to 3″ long open from May to October on drought-loving … Continued
browsing: green roof plants
soapwort
Saponaria ocymoides
This groundcover will carpet the most difficult sites with bright pink flowers. A vigorous grower, … Continued
little bluestem
Schizachyrium scoparium
Perennial Plant Association 2022 Perennial Plant of the Year! State grass of Kansas Silvery-blue foliage … Continued
‘Variegated’ orange stonecrop
Sedum kamtschaticum var. middendorffianum ‘Variegated’
Narrow green toothed leaves on plants growing just 8-12″ tall and topped with yellow flowers … Continued
‘Firecracker’ stonecrop
Sedum 'Firecracker' SunSparkler®
Brilliant burgundy-red sedum foliage all season long adds more color with soft pink flowers in … Continued
‘Mediovariegatum’ live forever, variegated upright stonecrop
Sedum alboroseum 'Mediovariegatum'
Sedum alboroseum ‘Mediovariegatum’ has green and cream variegated folded and tight foliage, covered with pale … Continued
watchchain stonecrop
Sedum sexangulare
Super low, 4″ mat of very fine green foliage is covered with yellow flowers in … Continued
thyme
Thymus species
Culinary Thymes English thyme/common thyme (Thymus vulgaris) is the most popular variety of culinary thyme, … Continued
American vervain
Verbena hastata
Easily grown in average, medium to wet soils in full sun. Forms colonies in the … Continued
tall verbena/Brazilian vervain
Verbena bonariensis
Tender perennial is winter hardy to USDA Zones 7-10. In colder zones, grow as an … Continued