Most deciduous landscape trees drop their leaves sometime in autumn. The physiology of autumn leaf drop is primarily stimulated by changes in photoperiod or shorter daylength. Autumn colors develop and the leaf petioles form an abscission layer. Black gum (Nyssa sylvatica), for example, start to color up in early September. Winter leaf retention by […]
Archive for September 2nd, 2016
Leaf Retention In Landscape Trees
Posted by Hugh on September 2nd, 2016
Posted in American Beech (F. grandifolia), American hornbeam, Autumn foliage color, Beech (Fagus spp.), Bur oak (Q. macrocarpa), Deer resistant, European beech (F. sylvatica), Hophornbeam (Ostrya), Hornbeam (Carpinus), Leaf retention, Marcescence, Oaks (Quercus spp.), pin oak, plant nutrition, Soil pH, Trees & Shrubs, Willow oak (Quercus), Wind protection, Winter bark, Winter Garden Interest, winter hardiness, Winter Protection, Witchhazel (Hamamelis) Comments Off on Leaf Retention In Landscape Trees