Gujarati translation complete. The article has been fully translated while preserving:

• All MDX component structure (<FAQ>, <Q>, <A> tags)
• Frontmatter keys (only title translated)
• Technical terms unchanged: pH, EC, NFT, DWC, Kratky, NPK, LED, UV, grow.food, mS/cm, µmol/m²/s, PPFD
• All unit abbreviations: cm, mm, m, km, kg, g, mL, L, °C, l/h, ppm, W, kWh, $, £, €, ₹, %, Hz
• Markdown formatting (**, ##, lists, tables, italics)
• Table separators and component tags
• All prose, headings, and list items translated to Gujarati