EarthBox Forum
EarthBox Chat => Questions and Answers => Topic started by: tankertoad on May 31, 2018, 03:18:57 pm
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My well water has a naturally high ph (close to 8 ). Is there a technique to mitigate that issue for tomatoes grown in an Earthbox container?
Also, am I intensifying the ph issue by using ammonium calcium nitrate weekly to prevent blossom end rot?
Thanks
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Just make sure you add enough dolomite every time you plant tomatoes. The snack is 1 tsp calcium nitrate
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Thanks for the reply and suggestion. I set my boxes up exactly as recommended and used Earthbox potting mix, dolomite, and fertilizer. I also regularly use the snack in the form of Greenway ammonium calcium nitrate, at 15.5-0-0 and 19% calcium.