If the strawberry has a pronounced sour taste, then the first thing to pay attention to the variety of berries that are sour, sour-sweet and sweet varieties. If planted sour cherries, then nothing can be done and you will have to settle for sour berries: use them to make jams, fruit drinks or other things. If you planted sweet variety, but the berries chislet, then most likely cause is incorrect watering. Excessive waterlogging of the soil can not only significantly ruin the taste of strawberries, but also make it watery. Order the berries were sweet, watering plants once a week, and if a long time rains, in this case, around the beds, dig furrows a little deeper than it did previously.
Also strawberries can Kaliti for the reason that berries not enough heat and light. From the above we can conclude: make the strawberry patch where most part of the day sun rays. But if the weather is not pleasant and warm, and the only way to get sweet berries to build a greenhouse for strawberries. It should be noted that such a device will not only help significantly improve the taste of berries, but to a much larger harvest. Well, the last reason why strawberries are acidic - the bushes are too old. In this case, the update of the bushes solve the problem and next year the plants will delight you with excellent yield.