An experiment was carried out during July 2022 to December in Shade net, Department of Horticulture, SHUATS, Prayagraj, Completely Randomized Design (CRD) with different Monocot Ornamental plants replicated three times. This houseplants that are also known remove harmful chemicals from the air, formaldehyde being its chemical choice air. Different used this experment were Philodendron ceylon, w...