Growing milkweed from seed is one of the easiest ways to help declining monarch butterflies. In December 2024, the U.S. Fish and Wildlife Service proposed monarch butterflies, whose numbers in the ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Jacky Parker Photography / Getty Images The plight of monarch butterflies is well known.

All milkweed plants — tropical or native — are good for butterflies and other pollinators, right? For the most part, that’s true. However, there is much debate between policymakers and the scientific ...

Monarch butterflies require milkweed plants as egg-laying sites, but they also migrate long distances every spring and fall, and the route from Mexico to Canada passes through the San Antonio area.

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. Many gardeners will tell you ...

Q: This tropical milkweed has popped up in my yard. Is it true that it’s bad for monarchs? Should I keep it or remove it? A: Being a horticulturist and not an entomologist, I thought I’d do a bit of ...

Elizabeth Blackstone of West End Nursery, left, chats with customer Ann Brenner of Ross while Brenner selects a pair of native milkweed plants at West End Nursery in San Rafael on Tuesday, Aug. 30, ...

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 iconic ...

Many gardeners will tell you that aphids are the bane of their existence. According to a new study from the University of Florida, these tiny pests also pose problems for the iconic monarch butterfly.