I'm just catching up with this message thread. Violet-green Swallows nest
yearly in the eaves under my roof, near Larkspur (12 miles S of Castle Rock
and then west 4 miles). 7000' ponderosa / gambel oak.
Dan Stringer
Larkspur, CO
On Friday, April 29, 2022 at 7:32:17 AM UTC-6
Thank you to everyone who's shared accounts, whether to the group or to me
by email, of Violet-green Swallows nesting in human structures. I'll try to
keep an eye on the pairs at DU and Streets of Southglenn in Centennial to
see what they favor for nesting sites.
And I'd certainly welcome more
Every year, multiple pairs of Violet-green Swallows nest in buildings on
the CU Boulder campus, usually in the space between the red tile roof and
the gutter, as far as I've been able to ascertain.
The species also nested in cavities under the eaves of the log cabins of
the summer camp where I
I don’t recall seeing Violet-green Swallows nesting below the foothills, so
nesting at DU might be interesting. However, during the Second Colorado
Breeding Bird Atlas field work and before that in New Mexico I have seen these
swallows nesting under eaves or in other crevices of rural
We had a pair of violet-green swallows nesting in a space between a gutter
and the house for many years in Pine Brook Hills here in Boulder. I suspect
they are still nesting there. It was a great way to mark the Spring. In
fact the first one showed up around our new home (also in Pine Brook Hills)
I'm writing to see if birders have observations of Violet-green Swallows
nesting in buildings. I've seen them around buildings in the past -- and a
few years ago, I watched one fetch bits of landscaping grasses from the
tiny greenspace at Streets of Southglenn in Centennial -- but I haven't
