Recently, local monarch enthusiasts have introduced tropical milkweed - a source of food for the butterflies - into their gardens to support the beloved insect's journey. Despite strong messaging ...

Throughout the southern U.S., tropical milkweed is commonly used both to attract and support monarchs and as an ornamental plant, and many nurseries and big box stories carry it.

Tropical milkweed is a harmful plant that can trick both humans and monarch butterflies, and is contributing to declining monarch populations.

San Antonio classes teach gardeners to grow native milkweed, supporting monarch butterfly migration and population health.

Tropical Milkweed is a popular ornamental plant featuring bright orange and yellow flowers. It is often planted in yards to attract the iconic monarch butterfly, which lays its eggs on the ...

Despite conservationists’ concerns, a UC Davis study reveals that tropical milkweed in California has minimal impact on monarch butterflies’ migratory patterns.

However, tropical milkweed, which is native to the Caribbean, Mexico and Central America, can carry a microscopic protozoan parasite that can affect monarch butterflies’ migration success and ...

Tropical milkweed (Asclepias curassavica) is attractive and easy to grow, but is not native to our area and can be invasive. It is the most widely available milkweed in commercial nurseries ...

When oleander aphids infested tropical milkweed, monarch butterflies laid fewer eggs on the plant, and the caterpillars developing on those plants were slower to mature.

Tropical Milkweed Care Tips Light. Tropical milkweed needs full sun for at least 6 hours every day. Soil and Water. The plant is not finicky about the soil in which it’s grown—it can grow in ...

Some monarch butterfly researchers are questioning Marin County and other counties’ recent decision to ban tropical milkweed sales as a way to protect the state’s dwindling populations of the ...

Monarch butterflies depend on milkweed and its close relatives to complete their life cycle. The study’s findings suggest that when aphids attack tropical milkweed, they compromise this monarch ...