Spruce Seedling Growth (IMAGE) University of Alaska Fairbanks Caption Two-year-old spruce seedlings planted in the treatment area in 1985 grow rapidly as shown in this photo, which was taken three years later. The ground vegetation is horsetail and fireweed, a ground cover favorable to white spruce. Credit Glenn Juday photo Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.