| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Warm Winter Birches, Part 1 |
February 6, 2018
PBS
|
25 | |
| S04E02 | Warm Winter Birches, Part 2 |
February 13, 2018
PBS
|
25 | |
| S04E03 | Approaching Storm |
February 20, 2018
PBS
|
25 | |
| S04E04 | June Afternoon, Part 1 |
February 27, 2018
PBS
|
25 | |
| S04E05 | June Afternoon, Part 2 |
March 6, 2018
PBS
|
25 | |
| S04E06 | Canada Honkers |
March 13, 2018
PBS
|
25 | |
| S04E07 | New England Light, Part 1 |
March 20, 2018
PBS
|
25 | |
| S04E08 | New England Light, Part 2 |
March 27, 2018
PBS
|
25 | |
| S04E09 | In the Wee Hours |
April 3, 2018
PBS
|
25 | |
| S04E10 | Let's Go Fly a Kite, Part 1 |
April 10, 2018
PBS
|
25 | |
| S04E11 | Let's Go Fly a Kite, Part 2 |
April 17, 2018
PBS
|
25 | |
| S04E12 | Chickadee on Birch, Part 1 |
April 24, 2018
PBS
|
25 | |
| S04E13 |
Chickadee on Birch, Part 2
season finale
|
May 1, 2018
PBS
|
25 |
No artwork of this type.
No artwork of this type.