A rhizome is a piece of a hop plant that will sprout roots when planted, and it's what you will need to purchase if you want to add hops to your garden. Rhizomes are available from most online and local home brew shops in the spring.
A snake ring on the third finger suggests this is an emotional person and they are using the snake to mitigate their emotions. A snake ring on the fourth (little) finger, suggests this is a person with sexual inhibitions and they are using the snake to either hide or overcome this problem.
It is not unusual for folks to seek out Snake symbolism and meaning when you need to heal or transform your life in some manner that improves the overall quality of living. Think of Greek tales of Aesclepius, the God of medicine. His power tool is a staff with two Snakes entwined (the Caduceus).