This time of the year, Yucca dots the sides of the hills. I once showed my grandchildren, when they were little, the Yucca plant up close. They said, "Gramma, it's an ant home." Yucca, the plant is a perennial. There are 40-50 varieties of Yucca, depending on where you do your research. They can be like we see them here, a small plant with spiky leaves and beautiful white flowers or they can be shrubs or even trees "in the family Asparagaceae, subfamily Agavoideae. They are native to the hot and dry parts of the Americas and the Caribbean." Some yucca is poison for dogs. The red Texas yucca, a...