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.
The snake is the symbol of the creative power of wisdom. The aegis represents its protective power. The helmet and spear relate to the fact that wisdom and strategy is the key to victory in war. It's a Christian image, though there is some use of pagan symbols.