While plants do release some matter, they do not have a complex excretory system that eliminates waste in the same way that animals like dogs and humans have. Oxygen gets secreted from most plants, and things like excess... More »

The major organs of the excretory system are the skin, the lungs, the kidneys, the liver, the urinary system and the large intestine. These organs function to eliminate waste and excess materials from the body, but the e... More »

The excretory system is a system of organs that work together to rid the body of any waste. The excretory systems includes the lungs, ureter, urethra, liver, urinary bladder, kidneys and skin. The excretory system contro... More »

Photosynthesis, which is the process through which some living organisms, including most plants and some fungi, make their own food, produces oxygen as a waste product. The process of photosynthesis in plants is the reve... More »

Butterfly bushes are hardy plants that can be pruned in the fall, or any other time of the year for that matter. Generally speaking, it is best to prune them while they are dormant. This is best done in the winter in war... More »

The excretory system is a system of organs that work together to rid the body of any waste. The excretory systems includes the lungs, ureter, urethra, liver, urinary bladder, kidneys and skin. The excretory system contro... More »

When plants are planted outside of their normal hardiness zone, there may be no animals or other plants to keep them from taking over. The plants end up growing rapidly and reproducing exponentially until they overwhelm ... More »

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