(World) Water Day is March 22

(World) Water Day is March 22

March 8, 2012 | Jennifer Riley-Chetwynd
“World Water Day” conjures up images of far-away problems (e.g. a billion people around the world do not have access to clean and safe water – with more than a third of these people living in Sub-Saharan Africa). If such alarming stats summed up World Water Day, however, the most anyone living in...Learn more
The Importance of Being Ephemeral

The Importance of Being Ephemeral

March 6, 2012 | John Murgel
The first daffodils are peeking through the soil, and some of the earliest bulbs—crocus and galanthus—are finishing up their flowering cycle. As spring progresses we will watch the annual parade of our favorites: tulips, allium, eremurus, and others will flower and vanish before the worst of summer...Learn more
Permafrost, Squirrels, and 30,000-Year Old Plants

Permafrost, Squirrels, and 30,000-Year Old Plants

February 27, 2012 | John Murgel
Perhaps the largest botanical newsbreak of the past week was the publication in the Proceedings of the National Academy of Sciences of the United States of America that several mature, fully functional individuals of Silene stenophylla (a member of the carnation family that still exists today) had...Learn more
Better Red than Dead

Better Red than Dead

February 21, 2012 | John Murgel
The classic explanation of winter reddening is that red pigments protect plants from the effects of too much light. This makes sense in observation--plants in full sun in the winter often turn red, while shaded members of the same species stay green. It’s initially perhaps a bit of a stretch to...Learn more
Evergreens You Might Not Notice

Evergreens You Might Not Notice

February 8, 2012 | John Murgel
Plants, like most organisms, must overcome a number of challenges before they reach maturity. Seeds are heavily preyed upon by insects, birds and mammals, and new seedlings face stiff competition from one another for light, water and nutrients. Germinating in the fall or early winter when many...Learn more
A Bank You Can Trust: the Seed Bank

A Bank You Can Trust: the Seed Bank

January 24, 2012 | John Murgel
As the Greek government, its creditors, and the bankers at the International Monetary Fund continue to discuss Eurobonds and interest rates, my thoughts have wandered from the European Central Bank to another sort of bank altogether—the seed bank. In a previous blog post I described how before...Learn more
Seed Dormancy:  Botanical "Hibernation"

Seed Dormancy: Botanical "Hibernation"

January 10, 2012 | John Murgel
While taking advantage of the warm daytime temperatures in recent weeks to get some pruning in, I was hailed from the pathway nearby. "Do you ever worry about seeds coming up early during warm spells like this?" In a word, "no." But why not? The seeds of most temperate plants have evolved a variety...Learn more

Another successful field season for the Research & Conservation department

October 18, 2011 | Jennifer Ramp Neale, Ph.D.
The changing of the seasons is marked in the Research & Conservation department not only by the fact that the days are getting noticeably shorter, but by the fact that we have all returned indoors for the year. The growing and collecting season has dwindled for our botanists and mycologists,...Learn more
Sterling Ranch: A Sustainable Partnership

Sterling Ranch: A Sustainable Partnership

September 23, 2011 | Sarada Krishnan
As we look for ways to conserve our natural resources and create sustainable communities, Denver Botanic Gardens in partnership with Sterling Ranch has helped create low-water sustainable landscapes at their demonstration site at Allis Ranch in Douglas County. Sterling Ranch will be Colorado’s...Learn more
Three Colorado wildflowers added to the endangered species list

Three Colorado wildflowers added to the endangered species list

August 26, 2011 | Jennifer Ramp Neale, Ph.D.
Effective today, three rare Colorado plants have been added to the list of species protected under the federal Endangered Species Act. Both DeBeque Phacelia ( Phacelia submutica ), and Parachute Penstemon ( Penstemon debilis ) are listed as threatened while the Pagosa skyrocket ( Ipomopsis...Learn more

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