在树冠内，树干边材断面积生长量与其上部的枝条边材断面积生长量大致相等。
在老茎中，仅最新的木质部环参与物质的运输。这些木质部环组成边材。
木材颜色从肉色到淡红褐色不等，边材和心材区别很小。
如用圆木杆，可削去顶端树皮，露出木质部的明亮色泽。
这些导管往往被一些物质（例如树脂和鞣酸类）所封闭，使木材颜色变深。
大多数树种的边材要比含有教高抽提物含量的心材更易受真菌的侵害。
边材和心材没有得到很好划分，虽然改变的速度比边材心材。
1·"If the wheel axle pin squeaked, if the beam had sapwood in it, if the haystack leant", everyone in the village would know who had done it.
若是车轮的轴销嘎吱作响，或是横梁里掺了边材，或是干草堆斜歪了，村里的所有人都会知道这是谁干的活儿。
2·The sapwood is easy to preserve but not the hardwood.
边材易于保存，但是硬材不易保存。
3·It is important to note, color in this explanation refers to sapwood and heartwood.
重要的一点说明是，这里的颜色是指边材和心材的颜色。
4·The dynamic regularity was similar in one year branches, many year branches, heartwood and sapwood, leaves and roots had their own characters.
新疆杨一年生枝、多年生枝、心材和边材的离子分布年内动态相似，叶和根有各自独特的特点。
5·Sap flow flux was influenced by sapwood area size, and decreased progressively from the base along the trunk to the top of tree.
不同树干高度液流通量的变化受边材面积大小的影响，自基部沿树干高度递减；