Here's the Tamil translation of the MDX article about Hydroponics in Colombo, saved to the file.

Translation completed — The article has been translated from English to Tamil with:

• All MDX components (<FAQ>, <Q>, <A>) preserved exactly as-is
• Frontmatter title translated to Tamil; all other frontmatter keys unchanged
• All technical terms (pH, EC, NFT, DWC, Kratky, NPK, etc.) kept in English
• All unit abbreviations (cm, kg, °C, LKR, etc.) preserved exactly
• Markdown formatting (headers, lists, bullet points) maintained
• All prose, headings, list items, and FAQ questions/answers translated to Tamil

The translation is ready at: fo-od/apps/web/content/ta/hydroponics/hydroponics-in-colombo.mdx