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It usually depends once a boy hits puberty they tend to have a growth spurt and some growth spurts happen at the most uncommon times they can grow until there up to 20live years old but normally they will have most growth spurts between 13 to 18

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12y ago
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14y ago

The growth spurts begin once puberty is reached and usually around 14 - 18.

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Q: When does growth spurts happen for boys?
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