What supports Western Tiger Swallowtail
747
native plants
support it in the US
107
caterpillar hosts
640
flowers
support it in the US
Caterpillar hosts All
107 native plants its caterpillars eat, most recorded first.
-
Quaking Aspen
Populus tremuloides
-
Scouler's Willow
Salix scouleriana
keystone
-
Arroyo Willow
Salix lasiolepis
keystone
-
Narrowleaf Cottonwood
Populus angustifolia
-
Paper Birch
Betula papyrifera
keystone
-
Black Cottonwood
Populus trichocarpa
-
Western Sycamore
Platanus racemosa
-
Balsam Poplar
Populus balsamifera
Nectar plants All
640 native plants whose flowers it visits, most recorded first.
-
California Buckeye
Aesculus californica
-
Showy Milkweed
Asclepias speciosa
-
Narrowleaf Milkweed
Asclepias fascicularis
-
Western Wallflower
Erysimum capitatum
-
Western Columbine
Aquilegia formosa
-
Cobwebby Thistle
Cirsium occidentale
-
Canada Mint
Mentha canadensis
-
Coyote Mint
Monardella villosa