Answer:
Someone who is enthusiastic about tending the garden is said to have this appendage.
Have you heard about the restaurant on the moon?
Who always enjoys poor health?
What is made of wood and metal and must be buried before it works?
We chop its feet; we drink its blood
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.