You left out California species of milkweed - many milkweeds can be toxic to Monarchs and disrupt their migration if they are not native to their flyways.
California has 15 native milkweed species - here are the commercially available ones (each is native to specific regions of CA):
Asclepias asperula - Antelope Horns
Asclepias californica - California Milkweed
Asclepias cordifolia - Purple milkweed
Asclepias eriocarpa - California Monarch Milkweed
Asclepias erosa - California Desert Milkweed
Asclepias fascicularis - California Narrowleaf Milkweed
Asclepias speciosa - California Showy Milkweed
Asclepias vestita - Woolly Milkweed
https://xerces.org/sites/default/files/publications/19-004.pdf
You left out California species of milkweed - many milkweeds can be toxic to Monarchs and disrupt their migration if they are not native to their flyways.
California has 15 native milkweed species - here are the commercially available ones (each is native to specific regions of CA):
Asclepias asperula - Antelope Horns
Asclepias californica - California Milkweed
Asclepias cordifolia - Purple milkweed
Asclepias eriocarpa - California Monarch Milkweed
Asclepias erosa - California Desert Milkweed
Asclepias fascicularis - California Narrowleaf Milkweed
Asclepias speciosa - California Showy Milkweed
Asclepias vestita - Woolly Milkweed
https://xerces.org/sites/default/files/publications/19-004.pdf