Natural Plant Communities as Green Roof Templates A Pilot Study at SUNY-ESF Tim Toland Assistant Professor, Department of Landscape Architecture Tim Toland.

Natural Plant Communities as Green Roof TemplatesNatural Plant Communities as Green Roof Templates

A Pilot Study at SUNY-ESFA Pilot Study at SUNY-ESF

Tim Toland Assistant Professor, Department of Landscape Architecture

Tim Toland Assistant Professor, Department of Landscape Architecture

Don Leopold Chair and Distinguished Teaching Professor, Department of Environmental and Forest Biology

Don Leopold Chair and Distinguished Teaching Professor, Department of Environmental and Forest Biology

Terry Ettinger Greenhouse Manager, Department of Environmental and Forest Biology

Terry Ettinger Greenhouse Manager, Department of Environmental and Forest Biology

James Johnson Graduate Student, Department of Environmental and Forest Biology

James Johnson Graduate Student, Department of Environmental and Forest Biology

Growing Green Infrastructure ConferenceSyracuse, NYNovember 17, 2010

Natural Plant Communities as Green Roof Templates

Eastern Ontario Dune

Natural Plant Communities as Green Roof Templates

Alvar Pavement Barrens

Natural Plant Communities as Green Roof Templates

Natural Growing Conditions

Senecio pauperculus – balsam groundsel

Natural Plant Communities as Green Roof Templates

PlantsSelected Alvar Species

Agropyron trachycaulum – slender wheatgrass Aquilegia canadensis – wild columbine Artemisa campestris var. caudata – tall wormwood Aster ciliolatus – aster Bromus kalmii – brome grass Campanula rotundifolia – American harebell Carex crawei – Craw’s sedge Carex eburnea – ebony sedge Carex granularis – sedge Carex vulpinoidea – brown fox sedge Danthonia spicata – poverty grass Deschampsia cespitosa – tufted hairgrass Fragaria virginiana –wild strawberry Geum triflorum – prairie smokeHedyotis longifolia – pale bluet Juniperus communis – common juniper Juniperus horizontalis – creeping juniper Juniperus virginiana – eastern redcedar Muhlenbergia glomerata – spike or marsh muhly Oligoneuron album – upland white aster Penstemon hirsutus - hairy beardtonguePhlox divaricata – wild phloxRhus aromatica – fragrant sumacRosa blanda – meadow rose Saxifraga virginiensis – early saxifrage Schizachyrium scoparium – little bluestem Senecio pauperculus – balsam groundsel Solidago hispida – goldenrod Solidago nemoralis – gray goldenrod Solidago ohioensis – Ohio goldenrod Sporobolus heterolepis – northern prairie dropseedSymporicarpos albus - snowberry Zigadenus elegans var. glaucus – white camas Zizia aurea – golden alexanders

Selected Great Lakes Sand Dune SpeciesAmmophila breviligulata – beachgrassDeschampsia flexuosa – common hairgrassElymus canadensis – Canada wild rye Prunus pumila var. depressa – sand cherry Salix cordata – dune willow Vitis riparia – dune grape

Natural Plant Communities as Green Roof Templates

Plant Sources

Natural Plant Communities as Green Roof Templates

Construction

Natural Plant Communities as Green Roof Templates

Construction

Natural Plant Communities as Green Roof Templates

Growing Media (donated by Carlisle)

Natural Plant Communities as Green Roof Templates

Growing Media

Natural Plant Communities as Green Roof Templates

Day 1

Natural Plant Communities as Green Roof Templates

Day 1

Natural Plant Communities as Green Roof Templates

Day 13

Natural Plant Communities as Green Roof Templates

Day 21

Natural Plant Communities as Green Roof Templates

Day 34

Natural Plant Communities as Green Roof Templates

Day 57

Natural Plant Communities as Green Roof Templates

Day 64

Natural Plant Communities as Green Roof Templates

Day 134

Natural Plant Communities as Green Roof Templates

Initial Observations

Natural Plant Communities as Green Roof Templates

Tall wormwood, Artemisa campestris var. caudata

Day 10 Day 134

Natural Plant Communities as Green Roof Templates

Wild strawberry, Fragaria virginiana

Natural Plant Communities as Green Roof Templates

Craw’s Sedge, Carex crawii

Natural Plant Communities as Green Roof Templates

Dune Willow, Salix cordata

Natural Plant Communities as Green Roof Templates

Sandcherry, Prunus pumila var. depressa

Natural Plant Communities as Green Roof Templates

BloomsAster ciliolatus

Solidago ohioensis

Campanula rotundifolia

Natural Plant Communities as Green Roof Templates

Color/Texture

Natural Plant Communities as Green Roof Templates

Insect Activity

Natural Plant Communities as Green Roof Templates

Plant Performance

Early saxifrage, Saxifraga virginiensis Pale bluet, Houstonia longifolia

Natural Plant Communities as Green Roof Templates

White camas, Zigadenus elegans var. glaucus

Natural Plant Communities as Green Roof Templates

Future Studies

Short Term Overwintering Drought Test

Natural Plant Communities as Green Roof Templates

Gateway Building

Natural Plant Communities as Green Roof Templates

Future Studies

Long Term Media depth impacts Media type Planting composition Additional species studies Species life cycle studies Biomass impacts

Natural Plant Communities as Green Roof Templates

Questions?

Contacts: Tim Toland (trtoland@esf.edu)

Don Leopold(djleopold@esf.edu)Terry Ettinger (tlettinger@esf.edu)

James Johnson (jkjohn03@syr.edu)