Butterflies of Berks County, Pennsylvania ---- Sightings in 2019
Butterfly walks in Berks County - 2019

Photos of Berks Butterflies from 2012    (2011 photos)

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    The butterfly species with dates recorded have been seen in Berks County, Pennsylvania this year. There are records of 109 (updated 6-10-19) species for Berks County. The list below includes all those reported from 2003 through 2018 plus this year, a total of 94. New species (not seen during 2003 - 2018) will be added in red. One species was added in 2013, 2015, and 2018. No data was collected in 2014.

      Again this year we are recording the first sighting for each month plus a last date for the year in order to have data over the season. If you have a later report than the "Last" date posted, please send it to the email below. 
       If you have a reliable sighting not on this list for 2019, please send an email to . If you are not sure and have a photograph, please send it. We appreciate your help. 

Sightings in 2019 - 40 species so far. June 24, May 27, April 17, March 3, February 0, January 0)
(Latest new for year sightings: Little Glassy Wing, Banded hairstreak, Appalachian Brown, Least Skipper, Hackberry Emperor, European Skipper, Great Spangled Fritillary, Swarthy Skipper, Painted Lady, Little Wood Satyr, Peck's Skipper, Monarch.)

Updated 6/19/19
THIS YEAR'S CONTRIBUTORS (14) are listed at the bottom of the page.
Some highlights for 2019.
First active butterflies of the year: On 14 March: Eastern Comma by Ken Lebo, Mourning Cloak by Peter & Jane Wolfe, and probable Eastern Comma by Jay Drasher. On 28 February Rudy Keller found an resting/inactive, but alive Eastern Comma in fallen branches and leaves on his deck.
A Snout butterfly (American Snout) seen and photographed by Ken Lebo on April 9 ties the Pennsylvania early date for this species.
A Banded Purple/White Admiral form of the Red-spotted Purple was seen by Jim Henning in his yard on May 21. This form is a rare sightings in Berks County.

 The day of the first sighting is listed for each month plus the last date for the year.

Family HESPERIIDAE Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Last
1 Silver-spotted Skipper 2 1
2 Long-tailed Skipper
3 Hoary-edged Skipper
4 Northern Cloudywing
5 Dreamy Duskywing 
6 Sleepy Duskywing 9
7 Juvenal's Duskywing  16 15
8 Horace's Duskywing  27
9 Wild Indigo Duskywing 25 16
10 Common Checkered Skipper 
11 Common Sootywing
12 Swarthy Skipper 1
13 Least Skipper  7
14 European Skipper  9
15 Fiery Skipper 
16 Leonard's Skipper
17 Cobweb Skipper 
18 Indian Skipper
19 Peck's Skipper  27
20 Tawny-edged Skipper
21 Crossline Skipper
22 Long Dash 
23 Northern Broken Dash 
24 Little Glassy Wing 18
25 Sachem 18
26 Delaware Skipper 
27 Mulberry Wing
28 Hobomok Skipper  21
29 Zabulon Skipper  15 1
30 Broad-winged Skipper
31 Black Dash 
32 Dun Skipper 
33 Dusted Skipper  18
34 Ocola Skipper
35 Pepper and Salt Skipper
Family PAPILIONIDAE Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Last
36 Pipevine Swallowtail 
37 Zebra Swallowtail 
38 Black Swallowtail  4 1
39 Giant Swallowtail 
40 Eastern Tiger Swallowtail  9 2 1
41 Spicebush Swallowtail 27 16 9
42 Palamedes Swallowtail
Family PIERIDAE Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Last
43 Cabbage Butterfly=Cabbage White  30 4 2 1
44 Falcate Orangetip
45 Clouded Sulphur 
46 Orange Sulphur 16 2
47 Cloudless Sulphur
48 Little Yellow
49 Sleepy Orange 
Family LYCAENIDAE Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Last
50 Harvester 
51 American Copper 
52 Coral Hairstreak 
53 Edward's Hairstreak 
54 Banded Hairstreak  15
55 Striped Hairstreak
56 Red-banded Hairstreak
57 Juniper Hairstreak 
58 Brown Elfin  27
59 Pine Elfin 
60 White-m Hairstreak 
61 Gray Hairstreak
62 Eastern Tailed Blue 15
63 Spring Azure  7 2
64 Northern Spring Azure 
65 Summer Azure  24 1
66 Appalachian Azure
Family NYMPHALIDAE
 Subfamily LIBYTHEINAE 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Last
67 Snout Butterfly  9 18 1
Subfamily HELICONIINAE
68 Variegated Fritillary 2
69 Great Spangled Fritillary 9
70  Aphrodite 
71  Meadow Fritillary  22 2
Subfamily NYMPHALINAE
72 Pearl Crescent 27 2
73 Silvery Checkerspot
74 Baltimore 
75 Question Mark  10 18 2
76 Comma  14 8 2 1
77 Gray Comma
78 Compton's Tortoiseshell 
79 Mourning Cloak  14 4
80 Milbert's Tortoiseshell 
81 American Painted Lady  24 2 1
82 Painted Lady  1
83 Red Admiral  4 1
84 Buckeye 
85 Red-spotted Purple White/Admiral  21 1
86 Viceroy
Subfamily APATURINAE
87 Hackberry Butterfly/Emperor 11
88 Tawny Emperor 
Subfamily SATYRINAE
89 Northern Pearly Eye 
90 Appalachian (Eyed) Brown  11
91 Little Wood Satyr  27 4
92 Common Ringlet 
93 Common Wood Nymph 
Subfamily DANAINAE
94 Monarch 22 4
Monthly Totals 0 0 3 17 27 24

Past year butterfly sightings in Berks County, PA
2003 (63)
2004 (63)
2005 (62)
2006 (61)
2007 (64)
2008 (67)
2009 (73)
2010 (80)
2011 (72)
2012 (78)
2013 (74)
No data
2015 (71)
2016 (61)
2017 (62)
2018 (65)
2019 (--)
.
Contributors to this year's sightings are: Jay Drasher, Jim Henning, Rudy Keller, Ken Lebo, Robert Noll, Mark Priebe, Rick Shultz, Mike Slater, Dave Sonnen, Todd Underwood, Lois Vedock, Peter & Jane Wolfe, and Karl Gardner.
For Lancaster County, PA butterfly sightings go to Lancaster Butterfly Sightings - 2019.

A site with data on butterfly distributions by county (and photographs) for North America can be found at Butterflies and Moths of NA.   (http://www.butterfliesandmoths.org/)

There is a small informal group of local butterfly collectors/observers in Berks Co., Pennsylvania If you are interested in butterflies and would like to meet this group, contact Karl Gardner maintains this page.

Return to Berks County Nature home page.