Earthworm Bins. You can raise earthworms yourself using purchased redwormsâa process called vermiculture or earthworm composting. Kept in a cool, dark place, such as a basement, a worm bin provides a composting system for kitchen scraps and a source of rich, fertile worm castings for the garden.
It usually takes a broken finger 4-6 weeks but be careful and don't fracture the finger while healing. ChaCha 24/7! [ Source: http://www.chacha.com/question/how-long-does-a-broken-finger-take-to-heal ]. More Answers to  How long does a broken finger take to heal .
1 doctor agreed: Fracture healing: If you broke the finger, it could definitely still be sore. Bones take 6 weeks to heal, typically. If it wasn't splinted all that time, it will take longer. If it was a soft-tissue injury, like a ligament/tendon injury, that could be tender for several weeks as well.