Milkweed seeds are tricky to grow. Learn how to save seeds from milkweed pods and when to plant milkweed seeds outside or ...

Just a few years ago, the eastern monarch was considered endangered by the International Union for Conservation of Nature ...

Planting introduced species, notably the tropical milkweed (Asclepias curassavica) can disrupt the monarch’s traditional feeding cycle, leaving them vulnerable to winter frosts. Its striking ...

We will also try to compare the germination results of seeded tropical milkweed plants and the transplant success to the results with the native milkweed plants. Here are some subjective ...

fascicularis; showy milkweed, A. speciosa (one common throughout the state). Desert milkweed, A. erosa, is native to the central part of the state. Avoid tropical milkweed, A. curassavica, which is a ...

Davis attributes this to non-native tropical milkweed species, often planted by well-meaning people looking for a way to help monarchs. Because they remain in leaf longer, tropical milkweeds ...

Only under extremely high densities of nectar plants do you see increases in monarch success. Tropical milkweed will increase monarch success in the spring.

Livshultz’s research focus on the evolution and pollination of the predominantly tropical milkweed family requires frequent fieldwork in the tropics and subtropics. Current projects are located in ...