Conifers are commonly thought to be synonymous with "evergreen trees," which stay green through the year. However, not all conifers—also known as softwoods—remain green and keep their needles ...

This is a preview. Log in through your library . Abstract Age changes of foliage resource quality (water, nitrogen, fibre, phenolics and toughness) were studied in five species of conifer (Pinus ...

When is an evergreen not an evergreen? Every year, as a normal part of a conifer’s growth cycle, evergreens will experience a certain amount of needle drop. The extent and speed at which needles fall ...