Answer: Since you employed the word “best” in your question, the best adhesive to repair ceramic planter pots would be a 2 part epoxy adhesive. The fun part is you can get very creative with the epoxy by mixing in pigments to get the epoxy to better match the colors of the ceramic you are attempt
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What is the best apoxy or glue for fixing ceramic planter pots? - Quora
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How to re-attach broken ceramic? I was gifted this teapot and it came out of the box like this. Any tips on what adhesive I should use to fix it? (Bearing in mind I want to use this with hot liquid eventually) thanks! : r/howto
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Epoxy or Super Glue for Ceramic, Sculpture or China Repair
The Best Glue for Ceramic Repairs of 2024 from Our Tests - Bob Vila
What is the best apoxy or glue for fixing ceramic planter pots? - Quora