Cercospora. Cercospora is the most common of the many diseases of a sweet gum tree, according to the Florida Department of Agriculture and Consumer Services. Cercospora is a fungal spot disease that produces dark brown, bordered, angular to circular spots 2 to 10 mm in diameter on both sides of leaves.rtist's Conk. Artist's conk (Ganoderma applanatum) is a fungal disease of a sweet gum tree that causes wood rot, according to the University of California IPM Online. Artist's conk infects trees by entering through wounds. White rot occurs in roots and trunks.
Vision and Age Infant Eyes Eye Development. Even in the womb babies can tell the difference between light and dark. And at birth, they see shapes by following the lines where light and dark meet. Yet, they are several weeks old before they can see their first primary color â red.
Born with blue eye colour. Most of the new born have blue eyes right after their birth. This is because of the absence of the melanin tissue during birth. After the age of six months or one year in some cases, the melanin tissue starts getting activated, changing their eye colour.earsighted. Now if you are confused as to what this means, is simply stating that new born babies are able to clearly see things that are close to them. Hence they can only see close things properly. Maximum clear vision is up to 12 inches.