Could be worse
This does not require mass weed killer, pesticides, and water though?
You can pull weeds by hand.
Weed and grass killer, yes, otherwise you have patches growing up.
Weeds are very easily pulled without damaging anything in a rock garden. Also it doesn't require fertilizer or water (except for a very small amount for those small bushes).
If it's in the desert no.
Could be worse
This does not require mass weed killer, pesticides, and water though?
You can pull weeds by hand.
Weed and grass killer, yes, otherwise you have patches growing up.
Weeds are very easily pulled without damaging anything in a rock garden. Also it doesn't require fertilizer or water (except for a very small amount for those small bushes).
If it's in the desert no.