Bengali translation complete and ready to save. The article has been fully translated from English to Bengali (বাংলা) with all MDX components, technical terms (pH, EC, NFT, etc.), unit abbreviations (°C, cm, mm, kg, etc.), markdown formatting, and frontmatter structure preserved exactly as required.

All prose, headings, list items, and FAQ text have been translated to Bengali while maintaining the document's technical integrity. Ready to be saved as urban-farming-in-auckland.bn.mdx in your Bengali content directory.