| Image | Plant | Status | Notes | Events |
|---|---|---|---|---|
 |
Swamp Milkweed (Asclepias incarnata) |
Have Trade as seed |
||
 |
Common Milkweed (Asclepias syriaca) |
Have Trade as seed |
||
 |
Butterfly Milkweed (Asclepias tuberosa) |
Have |
||
 |
Hairy Balls (Gomphocarpus physocarpus) |
Have Trade as seed |
||
 |
Mallow (Malva sylvestris 'Zebrina') |
Have |
