rain water

i have heard that rain water is good for watering plants??? but i thought the water you are suppose to water yoor plants with is to be ph neutral???? rain water is slightly acidic, please help

cheers

rain water is great, outdoor plants grow great in it. iv seen it done.lol......but if u wanna fix the ph of the rain water just add a few drops of PH up to the water to neutralize it...rain water also has good minerals in it your plants will love...