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Greg is the founder and editor of St. Croix 360, a website he founded in 2011 to share river stories. He writes about conservation, recreation, history, arts, and much more. As of 2026, Greg is also working on a new book to be published by the University of Minnesota Press, which will focus on the human and natural history of the entire St. Croix River watershed. He grew up in Stillwater and today lives in May Township with his wife, poet Kate Seitz, two children, dog, and guinea pig.

St. Croix Seasons: Fall Back to Winter

The final installment of this year’s photographic cycle finds us right back where we began.

December 26, 2025
St. Croix Seasons: Summer to Fall

The slowing of summer foretells the rapid changes of fall.

December 19, 2025
St. Croix Seasons: Spring to Summer

Three months when the natural world goes through many changes.

December 12, 2025
St. Croix Seasons: Early Spring

The slow arrival of spring in March and April offers much beauty for the observant.

December 5, 2025
St. Croix Seasons: Winter

The year began with the subtle beauty of ice and snow and the solitude of cold weather.

November 28, 2025
Flood photos: The slow descent from a top seven flood

After the crest, the St. Croix is gradually returning to its more typical levels.

April 28, 2023
Scenes of September’s splendor in the St. Croix’s upper watershed

Photos, video, and observations of colorful trees and cool water as autumn falls.

October 1, 2021
Guest photo galleries: Seasonal sights along the St. Croix

Photos by Rudi Hargesheimer share flowers, birds, and flowing water.

April 3, 2020
Photos show 1907 canoe trip down the St. Croix River

New images made available by Wisconsin Historical Society show journey made by Milwaukee businessman, photographer, and adventurer Howard Greene.

November 21, 2019
Slideshows: St. Croix summer scenes

Get a glimpse of the sublime season and go find your own joy on the St. Croix.

July 19, 2019