Hailstones ranging from the size of peas to the size of golf balls are common in severe thunderstorms, and can cause serious damage to cars, skylights, glass-roofed structures, crops and vegetation. On rare occasions, massive hailstones have been known to cause concussions and even death.
Sunflowers are annual plants that produce large or small yellow flowers in the summer. Sunflowers are very popular because of their beauty, and because they are easy to grow. Planting sunflower seeds in the spring can be a fun activity for adults and children.unflowers are annual plants that produce large or small yellow flowers in the summer. Sunflowers are very popular because of their beauty, and because they are easy to grow. Planting sunflower seeds in the spring can be a fun activity for adults and children.
The stem of a sunflower can grow up to 3 m (10 ft) tall and the flower head can be 30 cm (11.8 in) wide. Sunflowers are very fast growing plants, in the right conditions they can grow 8-12 feet (2.4 m - 3.7 m) tall in six months.As of 2012, the Guinness World Record for the tallest sunflower is 8.23 m (27 ft) for a sunflower grown in Germany.unflowers are very fast growing plants, in the right conditions they can grow 8-12 feet (2.4 m - 3.7 m) tall in six months. As of 2012, the Guinness World Record for the tallest sunflower is 8.23 m (27 ft) for a sunflower grown in Germany.