York Street gardens will close at noon on Friday, Dec. 6 for a private event and reopen for a sold out Blossoms of Light.
Chatfield Farms will close at 11:30 a.m. on Friday, Dec. 6 for a private event and reopen for Santa's Village.

Colorado hookless cactus (Sclerocactus Glaucus) in bloom

Rare Spring Blooms

June 6, 2019 | Michelle DePrenger-Levin
On the western slope of Colorado you will find populations of a rare ball cactus with lilac flowers that bloom a few days a year when the sun is shining and pollinators are flying. Each Colorado hookless cactus ( Sclerocactus glaucus ) flower produces over a hundred seeds and those that germinate...Learn more
What threatens the Colorado hookless cactus?

What threatens the Colorado hookless cactus?

May 19, 2009 | Michelle DePrenger-Levin
What threatens Sclerocactus glaucus ? Installation and maintenance of huge pipelines that move oil and gas from the well pads miles and miles to the collection facilities; roads; browsing and trampling from livestock; weeds; and people who collect them from the wild to name a few. Why are we doing...Learn more
Denver Botanic Gardens spends springtime in the field

Denver Botanic Gardens spends springtime in the field

May 8, 2009 | Michelle DePrenger-Levin
Each year, as spring rolls around, the Research and Conservation staff load up a 4-wheel drive vehicle with our gear, head out across Colorado and the Rocky Mountain west region in search of rare plants. Our first trip takes us west to the threatened cactus, Sclerocactus glaucus . This lovely...Learn more