These perennials have proven their worth in landscapes. Whether it is providing season long interest, or making the most of a difficult location, these plants are regularly at the top of Mark's list.
Perennials
Sea Thrift (Armeria)
Dianthus

Dianthus Firewitch
Coneflower (Echinacea)

Echinacea Magnus Purple Coneflower

Echinacea Southern Belle
double flowering coneflower
Daylily (Hemerocallis)

Stella De Oro Reblooming Daylily
Coral Bells (Heuchera) & Foamy Bells (Heucherella)

Heuchera Caramel

Heuchera Circus

Heucherella Sweet Tea
Hosta

Blue Angel Hosta

Shown: blue leaf variety, yellow leaf variety, and June variegated variety
Daisy (Leucanthemum)
Leucanthemum Snowcap Shasta Daisy
Black Eyed Susan (Rudbeckia)
Rudbeckia Goldsturm Black Eyed Susan
Meadow Sage (Salvia)

Salvia 'Mainacht' May Night
Stonecrop (Sedum)

Sedum rupestre Angelina groundcover sedum

Sedum Carl upright sedum