2006 Phenology by Naturalist Jim Gilbert
Garden roses are blooming nicely; lawns are green. Some
red fall color on sumacs.
2 Migrating warblers are moving through: Nashville, Chestnut-sided,
Magnolia, Black and White and American Redstarts. High temperature
of 75 degrees and a 2” rainfall today in the Twin
Cities. It’s wild rice harvest time in Northern Minnesota.
3 European Mountain Ash trees have clusters of bright orange
fruit. In the Lutsen/Tofte area the prime growing season
has passed and fall colors are coming in with paper birches
showing about 25% yellow. Mountain Maples are showing red,
yellow and orange. Lake Superior is down by eight inches.
4 Today’s the last day we’ve seen numbers of
Baltimore Orioles at the feeders. They’re migrating
to Central America for the winter.
5 New England Asters and Mexican Sunflowers are blooming
and attract migrating Monarch Butterflies. Arrival of first
8 First Blue Jays are migrating through. Ruby-throated Hummingbirds
are enjoying fields of Jewelweed.
9 Today’s the first day since May 21st (111 days)
that we’ve not reached at least 60 degrees (59 was
registered). Low of 19 degrees up in Embarrass this morning.
17 Yellow-rumped Warblers are moving through in large numbers.
Raft of American Coots seen on Lake Minnetonka.
20 Our first frost also brings the first morning ice on
the birdbath. First raft of coots arrives on Lake Waconia.
21 Last Baltimore Oriole seen. Baudette and the Voyageurs
National Park are in their peak color.
22 Barn Swallows are still around. Dahlias and mums are
blooming nicely. American Bittersweet is showing its bright
26 Annual Cicada still buzzing. High of 76 degrees.
27 First Dark-eyed Juncos arrive.
29 Last Ruby-throated Hummingbird seen. Migrating flocks
of American Robins are seen.
30 Asian beetles are numerous.
High temperature of 84 degrees. Sumac shrubs continue to
show brilliant reds. Sugar Maples along Summit Avenue in
St. Paul are showing beautiful red color. Jackson, Benson
and Glencoe hit 90 degrees.
2 Last Monarch Butterfly seen.
3 Today seems to be the overall peak of fall color in the
5 American Robins and Cedar Waxwings are feeding on crab-apple
9 American Tree Sparrows arrive in the Twin Cities. Along
the North Shore Quaking Aspens and Paper Birch are still
spectacular in their yellow foliage.
10 Third morning of scattered frost.
11 First snow flurries.
12 Our low of 23 degrees means first hard freeze of the
season. A late migrating hummingbird spotted at a feeder
in Red Wing.
14 More fall migrants arrive: Fox Sparrows, and ruby- and
20 Regent, Haralson, Fireside and Honeygold apples are being
21 Tamarack Trees at fall color peak. Red Oaks are still
showing some dark colors.
23 Field corn harvesting is in full swing. Soybean harvest
nearly complete. Milkweed is shedding its seeds on silver-white
26 Dark-eyed Juncos are the most numerous of my feeder birds.
28 Late sighting of a painted turtle sunning itself on a
30 High temperature of 67 degrees; 17 degrees above normal.
31 Flocks of migrating Tundra Swans passing overhead.