Q.Orange tree
I have an orange tree that should be producing sweet oranges but it is producing very sour oranges. Why?

Downtoearthdigs
Answered on June 9, 2015
Try increasing the fertilizer and making sure the soil is slightly acidic. This should sweeten the fruit. This article should also help: https://www.gardeningknowhow.com/edible/fruits/citrus/fertilizing-citrus-trees-best-practices-for-citrus-fertilizing.htm
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