Top native oatgrasses, pampasgrasses, and allies
8 species, native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.
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Poverty Oatgrass
Danthonia spicata
caterpillars
4
food
4
-
California Oatgrass
Danthonia californica
caterpillars
3
food
3
-
Vasey's Oatgrass
Danthonia intermedia
caterpillars
3
food
3
-
Flattened Oatgrass
Danthonia compressa
caterpillars
2
food
3
shelter
1
-
One-spike Oat Grass
Danthonia unispicata
caterpillars
2
food
3
-
Parry's Oatgrass
Danthonia parryi
caterpillars
1
food
3
-
Silky Oat-grass
Danthonia sericea
caterpillars
1
food
2
-
Bog Oatgrass
Danthonia epilis
food
2