A rainbow of aspen 🌈 At Dundreggan tree nursery, our aspen seed stand is putting on a stunning display, with the leaves turning vibrant shades of yellow, orange, and copper. In Scotland, native aspen trees rarely flower or set seed. Plus the challenges of irregular flowering, combined with the fact that aspen does not grow easily from cuttings, make it hard to source local origin aspen trees for planting. Our seed stands - a collection of trees that are managed for seed production - provide the