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 108 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 2018, please send an email to . If you are not sure and have a photograph, please send it. We appreciate your help. 

Sightings in 2019 - 10 species so far. April 10, March 3, February 0, January 0)
(Latest new for year sightings: Juvenal's Duskywing, Orange Sulphur, Question Mark, Snout Butterfly, Tiger Swallowtail, Sleepy Duskywing, Spring Azure, Cabbage White.)

Updated 4/19/19

There will be a butterfly walk at Neversink Mountain at 10 am - noon on Saturday, April 27, 2019. Meet at 10th and South Street, Reading PA.
THIS YEAR'S CONTRIBUTORS (9) 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.

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

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, Rudy Keller, Ken Lebo, Mark Priebe, Mike Slater, Todd Underwood, 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.