冷水花屬常綠多年生草本植物，原產於中美洲與加勒比海島嶼。莖匍匐性，易分枝，觸土易生根。對生圓形或倒卵形葉，淺綠色，葉面光滑且有光澤，葉端呈淺鈍鋸齒。聚繖花序組成圓錐花序，雌雄異花或兩性花；花微小，白色。瘦果卵形淡黃色，壓扁狀，膜質或硬殼質，被宿存花被包被。

An evergreen perennial herb in the genus Pilea, native to Central America and the Caribbean islands. Stems creeping, often branched, easily rooting when touching soils. Leaves opposite, round or obovate, pale green, smooth and shiny, leaf tip obtusely serrated. Panicles composed of cymes, monoecious or bisexual; flowers tiny, white. Achenes ovate-yellow, compressed, membranous or hard-shelled, covered by persistent perianth.

全日照或半日照都能適應。對於不同光線強度的環境轉移，需要經過馴化過程，以免曬傷或徒長。於溫暖潮濕的季節生長迅速，適宜在富含腐植質且排水良好的砂質壤土中生長。以播種、分株或扦插繁殖。

The plant can adapt to full sun or partial sun, but when the environment is changed, it needs to undergo domestication for different light intensities to avoid the conditions of sunburn or excessive elongation. Grow rapidly in warm and humid seasons, and thrive in humusy and well-drained sandy loam. Propagated from seeds, cuttings or ramets.

枝葉繁盛密貼，是優良的遮蔭地的地被植物，時常用於植生牆或綠雕作品。葉片精緻可愛，作為吊盆或小品盆栽種植於室內窗邊也受歡迎。

Featuring with packed and dense branches and leaves, it’s an excellent groundcover plant in shades; often used in vertical gardens or as a topiary plant. They can be also grown in hanging pots or small pots placed next to window sills to display the delicate and lovely foliage.