11.   As the sun shifts, leaves turn every imaginable shade of green.

12.   As the chlorophyll breaks down and the leaves turn yellow, the plants need only sunlight, air and water to finish up.

13.   Best of all, its leaves turn scarlet and orange in fall.

14.   -- Keep houseplants away from heat sources and open vents, which will cause leaves to turn brown on the edges.

15.   A lack of nitrogen will make the leaves turn yellowish.

16.   A player cannot truly be considered a money performer unless he backs it up when the leaves turn brown.

17.   Allow the soil to dry out when the leaves turn yellow.

18.   But occasionally the leaves turn brown around the edges or the foliage turns yellow.

19.   By the first of September, the leaves turn a bronze color, she said.

20.   Do the leaves turn in autumn?