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Q.Guava Tree Fertilizer

Zone 94587 | Anonymous added on September 9, 2021 | Answered

Where can I buy 6-6-6-2 fertilizer

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Answered on September 10, 2021

Organic compost contains lots of magnesium so you could put a layer of compost in spring. If your latest soil test indicated no issues with magnesium for the guava trees though, adding magnesium by other means may be unnecessary.

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