Some say that "the dirtier the water, the better lotus grows." But modern inorganic material is very different from pre-modern organic matter, and the lotus plants cannot adapt. The Taiwan Experimental Forestry Research Station, which is in charge of the lotus pond, spent NT $ 100 million to clean up the pond and raise new lotus plants, but still pollutants are dumped into the pond.
有人說「水越髒，荷花長得越好」，只是現代有機質畢竟不同於過去的天然有機物，荷花無法適應，掌管植物園花草的林試所也只好一度花百萬元清理池塘，重新栽種荷花。