m
m
Line 14: Line 14:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Allium cernuum</td>
+
<td>''Allium cernuum''</td>
 
<td>Nodding Wild Onion</td>
 
<td>Nodding Wild Onion</td>
 
<td>1 to 1.5</td>
 
<td>1 to 1.5</td>
Line 24: Line 24:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Allium stellatum</td>
+
<td>''Allium stellatum''</td>
 
<td>Prairie Wild Onion</td>
 
<td>Prairie Wild Onion</td>
 
<td>1 to 2</td>
 
<td>1 to 2</td>
Line 34: Line 34:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Andropogon gerardii</td>
+
<td>''Andropogon gerardii''</td>
 
<td>Big Bluestem</td>
 
<td>Big Bluestem</td>
 
<td>2 to 6</td>
 
<td>2 to 6</td>
Line 44: Line 44:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Anemone patens </td>
+
<td>''Anemone patens'' </td>
 
<td>Pasque flower</td>
 
<td>Pasque flower</td>
 
<td>0.5</td>
 
<td>0.5</td>
Line 54: Line 54:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Antennaria neglecta</td>
+
<td>''Antennaria neglecta''</td>
 
<td>Field pussytoes</td>
 
<td>Field pussytoes</td>
 
<td>0.5</td>
 
<td>0.5</td>
Line 64: Line 64:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Antennaria plantaginafolia</td>
+
<td>''Antennaria plantaginafolia''</td>
 
<td>Pussytoes</td>
 
<td>Pussytoes</td>
 
<td>1</td>
 
<td>1</td>
Line 74: Line 74:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Aquilegia canadensis</td>
+
<td>''Aquilegia canadensis''</td>
 
<td>Columbine</td>
 
<td>Columbine</td>
 
<td>2 to 3</td>
 
<td>2 to 3</td>
Line 84: Line 84:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Asclepias verticillata </td>
+
<td>''Asclepias verticillata'' </td>
 
<td>Milkweed</td>
 
<td>Milkweed</td>
 
<td>1 to 1.5</td>
 
<td>1 to 1.5</td>
Line 94: Line 94:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Aster ericoides</td>
+
<td>''Aster ericoides''</td>
 
<td>Heath aster</td>
 
<td>Heath aster</td>
 
<td>1 to 3</td>
 
<td>1 to 3</td>
Line 104: Line 104:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Aster laevis </td>
+
<td>''Aster laevis'' </td>
 
<td>Smooth aster</td>
 
<td>Smooth aster</td>
 
<td>1 to 3</td>
 
<td>1 to 3</td>
Line 114: Line 114:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Aster lateriflorus</td>
+
<td>''Aster lateriflorus''</td>
 
<td>Calico aster</td>
 
<td>Calico aster</td>
 
<td>2</td>
 
<td>2</td>
Line 124: Line 124:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Aster macrophyllus</td>
+
<td>''Aster macrophyllus''</td>
 
<td>Large-Leaved aster</td>
 
<td>Large-Leaved aster</td>
 
<td>1 to 2</td>
 
<td>1 to 2</td>
Line 134: Line 134:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Aster novae-angliae</td>
+
<td>''Aster novae-angliae''</td>
 
<td>New England Aster</td>
 
<td>New England Aster</td>
 
<td>3 to 5</td>
 
<td>3 to 5</td>
Line 144: Line 144:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Aster oolentangiensis</td>
+
<td>''Aster oolentangiensis''</td>
 
<td>Shyblue aster</td>
 
<td>Shyblue aster</td>
 
<td>3</td>
 
<td>3</td>
Line 154: Line 154:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Aster sericeus</td>
+
<td>''Aster sericeus''</td>
 
<td>Silky aster</td>
 
<td>Silky aster</td>
 
<td>1</td>
 
<td>1</td>
Line 164: Line 164:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Bouteloua curtipendula</td>
+
<td>''Bouteloua curtipendula''</td>
 
<td>Side-Oats Grama</td>
 
<td>Side-Oats Grama</td>
 
<td>1 to 3</td>
 
<td>1 to 3</td>
Line 174: Line 174:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Bouteloua gracilis</td>
+
<td>''Bouteloua gracilis''</td>
 
<td>Blue Grama Harebell</td>
 
<td>Blue Grama Harebell</td>
 
<td>0.5 to 1</td>
 
<td>0.5 to 1</td>
Line 184: Line 184:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Campanula rotundifolia</td>
+
<td>''Campanula rotundifolia''</td>
 
<td>Harebell</td>
 
<td>Harebell</td>
 
<td>1 to 1.5</td>
 
<td>1 to 1.5</td>
Line 194: Line 194:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Carex pensylvanica</td>
+
<td>''Carex pensylvanica''</td>
 
<td>Pennsylvania sedge</td>
 
<td>Pennsylvania sedge</td>
 
<td>0.5</td>
 
<td>0.5</td>
Line 204: Line 204:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Carex vulpinoidea</td>
+
<td>''Carex vulpinoidea''</td>
 
<td>Brown Fox Sedge</td>
 
<td>Brown Fox Sedge</td>
 
<td>1 to 3</td>
 
<td>1 to 3</td>
Line 214: Line 214:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Chamaecrista fasciculata</td>
+
<td>''Chamaecrista fasciculata''</td>
 
<td>Partridge Pea</td>
 
<td>Partridge Pea</td>
 
<td>2 to 3</td>
 
<td>2 to 3</td>
Line 224: Line 224:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Coreopsis palmata</td>
+
<td>''Coreopsis palmata''</td>
 
<td>Bird's Foot Coreopsis</td>
 
<td>Bird's Foot Coreopsis</td>
 
<td>2</td>
 
<td>2</td>
Line 234: Line 234:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Dalea purpurea </td>
+
<td>''Dalea purpurea'' </td>
 
<td>Purple Prairie Clover</td>
 
<td>Purple Prairie Clover</td>
 
<td>1 to 2</td>
 
<td>1 to 2</td>
Line 244: Line 244:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Fragaria vesca </td>
+
<td>''Fragaria vesca'' </td>
 
<td>Wild strawberry</td>
 
<td>Wild strawberry</td>
 
<td>0.5</td>
 
<td>0.5</td>
Line 254: Line 254:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Fragaria virginiana </td>
+
<td>''Fragaria virginiana'' </td>
 
<td>Wild strawberry</td>
 
<td>Wild strawberry</td>
 
<td>0.5</td>
 
<td>0.5</td>
Line 264: Line 264:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Geranium maculatum</td>
+
<td>''Geranium maculatum''</td>
 
<td>Wild geranium</td>
 
<td>Wild geranium</td>
 
<td>1</td>
 
<td>1</td>
Line 274: Line 274:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Geum triflorum </td>
+
<td>''Geum triflorum'' </td>
 
<td>Prairie smoke</td>
 
<td>Prairie smoke</td>
 
<td>0.5</td>
 
<td>0.5</td>
Line 284: Line 284:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Heuchera richardsonii </td>
+
<td>''Heuchera richardsonii'' </td>
 
<td>Alumroot</td>
 
<td>Alumroot</td>
 
<td>1</td>
 
<td>1</td>
Line 294: Line 294:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Koeleria pyramidata</td>
+
<td>''Koeleria pyramidata''</td>
 
<td>June grass</td>
 
<td>June grass</td>
 
<td>2</td>
 
<td>2</td>
Line 304: Line 304:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Liatris aspera</td>
+
<td>''Liatris aspera''</td>
 
<td>Rough Blazing Star</td>
 
<td>Rough Blazing Star</td>
 
<td>1.5 to 4</td>
 
<td>1.5 to 4</td>
Line 314: Line 314:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Liatris cylindracea</td>
+
<td>''Liatris cylindracea''</td>
 
<td>Cylindric Blazing Star</td>
 
<td>Cylindric Blazing Star</td>
 
<td>1</td>
 
<td>1</td>
Line 324: Line 324:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Penstemon grandiflorus</td>
+
<td>''Penstemon grandiflorus''</td>
 
<td>Large-Flowered Beard Tongue</td>
 
<td>Large-Flowered Beard Tongue</td>
 
<td>2</td>
 
<td>2</td>
Line 334: Line 334:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Phlox divaricata</td>
+
<td>''Phlox divaricata''</td>
 
<td>Woodland Phlox</td>
 
<td>Woodland Phlox</td>
 
<td>0.5 to 1.5</td>
 
<td>0.5 to 1.5</td>
Line 344: Line 344:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Polemonium reptans</td>
+
<td>''Polemonium reptans''</td>
 
<td>jacob's Ladder</td>
 
<td>jacob's Ladder</td>
 
<td>1</td>
 
<td>1</td>
Line 354: Line 354:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Ruellia humilis</td>
+
<td>''Ruellia humilis''</td>
 
<td>Wild Petunia</td>
 
<td>Wild Petunia</td>
 
<td>1</td>
 
<td>1</td>
Line 364: Line 364:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Schizachyrium scoparium</td>
+
<td>''Schizachyrium scoparium''</td>
 
<td>Little Bluestem</td>
 
<td>Little Bluestem</td>
 
<td>3</td>
 
<td>3</td>
Line 374: Line 374:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Solidago nemoralis</td>
+
<td>''Solidago nemoralis''</td>
 
<td>Gray Goldenrod</td>
 
<td>Gray Goldenrod</td>
 
<td>0.5 to 2</td>
 
<td>0.5 to 2</td>
Line 384: Line 384:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Solidago ptarmicoides</td>
+
<td>''Solidago ptarmicoides''</td>
 
<td>Upland White Aster</td>
 
<td>Upland White Aster</td>
 
<td>1</td>
 
<td>1</td>
Line 394: Line 394:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Sporobolus heterolepis</td>
+
<td>''Sporobolus heterolepis''</td>
 
<td>Prairie Dropseed</td>
 
<td>Prairie Dropseed</td>
 
<td>2 to 4</td>
 
<td>2 to 4</td>
Line 404: Line 404:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Thalictrum dioicum </td>
+
<td>''Thalictrum dioicum'' </td>
 
<td>Early Meadow-Rue</td>
 
<td>Early Meadow-Rue</td>
 
<td>1 to 2</td>
 
<td>1 to 2</td>
Line 414: Line 414:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Tradescantia bracteata</td>
+
<td>''Tradescantia bracteata''</td>
 
<td>Bracted Spiderwort</td>
 
<td>Bracted Spiderwort</td>
 
<td>1</td>
 
<td>1</td>
Line 424: Line 424:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Tradescantia occidentalis</td>
+
<td>''Tradescantia occidentalis''</td>
 
<td>Western Spiderwort</td>
 
<td>Western Spiderwort</td>
 
<td>2</td>
 
<td>2</td>
Line 434: Line 434:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Tradescantia ohiensis</td>
+
<td>''Tradescantia ohiensis''</td>
 
<td>Ohio Spiderwort</td>
 
<td>Ohio Spiderwort</td>
 
<td>3</td>
 
<td>3</td>
Line 444: Line 444:
 
</tr>
 
</tr>
 
<tr>
 
<tr>
<td>Viola pedatifida</td>
+
<td>''Viola pedatifida''</td>
 
<td>Bearded Birdfoot Violet</td>
 
<td>Bearded Birdfoot Violet</td>
 
<td>0.5</td>
 
<td>0.5</td>
Line 459: Line 459:
 
<sup>3</sup>Based on research at Michigan State University, Rowe in Sutton et al 2012b<br>
 
<sup>3</sup>Based on research at Michigan State University, Rowe in Sutton et al 2012b<br>
 
<sup>4</sup>Based on research at Michigan State University, Monterusso et al 2005. In this study, plants were irrigated the first growing season, and irrigation was then abruptly stopped July 10 of the second growing season, during an unusually warm and dry summer; plants were not irrigated at all during the third growing season.<br>
 
<sup>4</sup>Based on research at Michigan State University, Monterusso et al 2005. In this study, plants were irrigated the first growing season, and irrigation was then abruptly stopped July 10 of the second growing season, during an unusually warm and dry summer; plants were not irrigated at all during the third growing season.<br>
 +
<sup>*</sup>Goes dormant or turns brown with little or no irrigation in drought but rebounds when water is available again<br>
 
<sup>5</sup>Based on observations at Phillips Eco-Enterprise green roof, The Kestrel Design Group personal communication, 2013.</font size>
 
<sup>5</sup>Based on observations at Phillips Eco-Enterprise green roof, The Kestrel Design Group personal communication, 2013.</font size>

Revision as of 20:22, 19 June 2013

Native species that have been grown successfully on extensive green roofs in Minnesota
Link to this table

Scientific name Common name Plant height (feet) Approximate bloom time Flower color Sun exposure Found to require irrigation in some projects or studies Found to survive with little or no irrigation in some studies or projects
Allium cernuum Nodding Wild Onion 1 to 1.5 July-August Pink Full sun to part shade X3,4
Allium stellatum Prairie Wild Onion 1 to 2 July-August Pink Full sun to part shade
Andropogon gerardii Big Bluestem 2 to 6 n/a n/a Full sun to part shade X1,2,*
Anemone patens Pasque flower 0.5 April-May Purple Full Sun to Part Shade
Antennaria neglecta Field pussytoes 0.5 April-June White Full Sun to Part Shade
Antennaria plantaginafolia Pussytoes 1 April-June White Full sun to part shade
Aquilegia canadensis Columbine 2 to 3 May-July Red/Yellow Full sun to part shade
Asclepias verticillata Milkweed 1 to 1.5 June-August White Full sun to part shade
Aster ericoides Heath aster 1 to 3 July-October White Full sun to part shade
Aster laevis Smooth aster 1 to 3 August-October Blue-violet Full sun to part shade X4
Aster lateriflorus Calico aster 2 August-October White Full sun to part shade
Aster macrophyllus Large-Leaved aster 1 to 2 August-October Lilac Full sun to part shade
Aster novae-angliae New England Aster 3 to 5 August-October Red-violet Full sun to part shade
Aster oolentangiensis Shyblue aster 3 August-October Blue Full sun to part shade
Aster sericeus Silky aster 1 September-October Purple Full sun to part shade
Bouteloua curtipendula Side-Oats Grama 1 to 3 n/a n/a Full sun X1,*
Bouteloua gracilis Blue Grama Harebell 0.5 to 1 n/a n/a Full sun X1,5,*
Campanula rotundifolia Harebell 1 to 1.5 June-September Blue Full sun to part shade
Carex pensylvanica Pennsylvania sedge 0.5 n/a n/a Full sun to full shade
Carex vulpinoidea Brown Fox Sedge 1 to 3 n/a n/a Full sun to part shade
Chamaecrista fasciculata Partridge Pea 2 to 3 July-September Yellow Full sun to part shade
Coreopsis palmata Bird's Foot Coreopsis 2 June-August Yellow Full sun to part shade
Dalea purpurea Purple Prairie Clover 1 to 2 June-July Yellow Full sun X4 X1
Fragaria vesca Wild strawberry 0.5 May-June White Full sun to part shade
Fragaria virginiana Wild strawberry 0.5 White Full sun to part shade X4 X1,*
Geranium maculatum Wild geranium 1 April-June Pink Full sun to full shade
Geum triflorum Prairie smoke 0.5 April-June Red Full sun to part shade X1,*
Heuchera richardsonii Alumroot 1 May-June Greenish white Full sun to full shade
Koeleria pyramidata June grass 2 n/a n/a Full sun to part shade X4 X1,2,3
Liatris aspera Rough Blazing Star 1.5 to 4 August-September Rose, lavender Full sun to part shade X4
Liatris cylindracea Cylindric Blazing Star 1 July-October Purple Full sun to part shade
Penstemon grandiflorus Large-Flowered Beard Tongue 2 May-June Purple Full sun to part shade
Phlox divaricata Woodland Phlox 0.5 to 1.5 April-June Blue Part shade to full shade
Polemonium reptans jacob's Ladder 1 April-June Blue Full sun to full shade
Ruellia humilis Wild Petunia 1 June-August Purple Full sun
Schizachyrium scoparium Little Bluestem 3 n/a n/a Full sun to part shade X4
Solidago nemoralis Gray Goldenrod 0.5 to 2 August-October Yellow Full sun
Solidago ptarmicoides Upland White Aster 1 July-August White Full sun
Sporobolus heterolepis Prairie Dropseed 2 to 4 n/a n/a Full sun to part shade X4 X1
Thalictrum dioicum Early Meadow-Rue 1 to 2 May Greenish yellow Full sun to part shade
Tradescantia bracteata Bracted Spiderwort 1 May-July Purple Full sun
Tradescantia occidentalis Western Spiderwort 2 May-July Blue Full sun
Tradescantia ohiensis Ohio Spiderwort 3 May-July Blue Full sun to part shade X3,4
Viola pedatifida Bearded Birdfoot Violet 0.5 April-June Purple Full sun to part shade

1Based on trial green roofs at Chicago Botanical Garden, Richard Hawke, Personal Communication
2Based on Kevin Carroll, personal communication, 2013.
3Based on research at Michigan State University, Rowe in Sutton et al 2012b
4Based on research at Michigan State University, Monterusso et al 2005. In this study, plants were irrigated the first growing season, and irrigation was then abruptly stopped July 10 of the second growing season, during an unusually warm and dry summer; plants were not irrigated at all during the third growing season.
*Goes dormant or turns brown with little or no irrigation in drought but rebounds when water is available again
5Based on observations at Phillips Eco-Enterprise green roof, The Kestrel Design Group personal communication, 2013.