Also tomato leaves can yellow at the bottom due to over watering. Sometimes this can not be helped due to Mother Nature. This is why it is important to have well-draining soil, and to use a good mulch around the plants. Using compost, or a transplant mix, in your garden soil will help if drainage is an issue.
Scientific Name(s): Liatris spicata. Abundance: uncommon. What: root/tuber. How: roasted. Where: open fields, landscaping. When: fall, winter. Nutritional Value: calories. Edible gayfeather tuber.
Lesson Summary. Scientists had noticed that the coastlines of the continents had complementary shapes and could fit together. Alfred Wegener was the first person to propose that all the continents were once connected together in a supercontinent, known as Pangaea.