Evaluation of Selected Foliage Plants for Improvement of Indoor Humidity
2008
Jeong, S.J. (National Horticultural Research Institute, RDA, Suwon, Republic of Korea), E-mail: [email protected] | Song, J.S. (National Horticultural Research Institute, RDA, Suwon, Republic of Korea) | Kim, W.S. (Rural Development Administration, Suwon, Republic of Korea) | Lee, D.W. (National Horticultural Research Institute, RDA, Suwon, Republic of Korea) | Kim, H.D. (National Horticultural Research Institute, RDA, Suwon, Republic of Korea) | Kim, K.J. (National Horticultural Research Institute, RDA, Suwon, Republic of Korea) | Yoo, E.H. (National Horticultural Research Institute, RDA, Suwon, Republic of Korea) | Cho, J.G. (National Horticultural Research Institute, RDA, Suwon, Republic of Korea)
Twenty seven indoor plants were evaluated to determine their abilities in improving indoor humidity: Rhapis excelsa, Clivia miniata, Ficus elastica, Dracaena deremensis, Dizygotheca elegantissima 'Castor', Zamia pumila, Ficus benjamina, Nephrolepis exaltata 'Bostoniensis', Pteris multifida, Ardisia pusilla, Cyrtomium caryotideum var. koreanum, Epipremnum aureum, Spathiphyllum cannifolium, Cymbidium hybrida, Syngonium podophyllum 'White Butterfly', Aglaonema 'Silver King', Araucaria heterophylla, Chrysalidocarpus lutescens, Chlorophytum comosum 'Vittatum', Philodendron 'Xanadu', Acorus calamus, Farfugium japonicum, Chamaedorea elegans, Pachira aquatica, Fatsia japonica, Dracaena fragrans, Schefflera arboricola. The results showed that the plants improved the indoor relative humidity (RH) by an average of 15.5%. RH of Cyrtomium caryotideum var. koreanum was the most improved (30.3%) while Cymbidium hybrida was the least improved (4.8%). The ability of humidity increase of indoor foliage plants seemed to be more related to their transpiration abilities than their total leaf area and stomata.
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