Changes in stool color alone do not cause symptoms. The underlying cause of the change in stool color, texture, or form is responsible for any symptoms. Bowel movements are usually light to dark brown in color, and there is moderate variation among individuals with respect to stool color, quantity and form.
Plants in the Twilight Zone As the amount of light decreases, the size and complexity of plant life also decreases. So whereas there may be flowering plants growing in the entrance zone, the twilight zone is typically marked by mosses and ferns.
Crape Myrtle. The crape myrtle (Lagerstroemia indica) is a summer-blooming deciduous tree that grows in USDA zones 7 through 9. Crape myrtles have several flower colors, with cultivars such as Catawba and Purple Tower having purple blooms. The trees grow up to 30 feet tall with a domed canopy. Plant crape myrtles in full sun.