Unverified85% confidenceDecision RuleTime unknown
判断实际光强要看PPFD（光合光子通量密度）而非瓦数，多肉/观叶维持需PPFD≥100-200 μmol/m²/s，育苗需≥200-400，果菜需≥400-600，照射距离越远PPFD衰减越快
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85%
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Long-term
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Unverified多肉、辣椒等喜光植物需要PPFD≥300μmol/m²/s，观叶绿植（龟背竹、绿萝）150-250μmol/m²/s即可，播种育苗阶段200μmol/m²/s左右最佳75% similarUnverified多肉/常见观叶植物光照参考：多肉需高光约20000-50000 lux（露养上限更高），观叶耐阴植物5000-15000 lux即可；结合植物需求选带足够量程的照度计70% similarUnverified叶菜类水培营养液EC值控制在1.2-1.8 mS/cm，果菜类（番茄、黄瓜）需2.0-2.5 mS/cm，观叶绿植0.8-1.2即可，浓度超标会烧根62% similarUnverified叶菜/多肉育苗层间距15-25cm足够，但结果类植物（辣椒、番茄）需层间距≥40cm，购买前确认可调节支架的最大层间距而非仅看层数61% similarUnverified大豆卵磷脂磷脂酰胆碱(PC)含量通常18-25%，而向日葵卵磷脂磷脂酰胆碱可达25-40%，改善毛发亮度选PC≥25%的向日葵来源更高效60% similar
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