Wellbeing
Do Houseplants Actually Purify the Air?
The popular claim comes from one 1989 NASA study. Here is what that study really showed and what houseplants can and cannot do for indoor air.
Topic
Indoor Air Quality
Every guide tagged Indoor Air Quality, gathered in one place.
Wellbeing
Houseplants and Allergies: What Helps and What to Avoid
Houseplants rarely trigger allergies the way people fear, but damp soil and a few specific plants can. Here is how to keep a low-allergen indoor garden.
Wellbeing
Houseplants That Add Humidity to Dry Indoor Air
Plants release moisture as they transpire. The effect is small per plant, but the right choices and grouping can take the edge off dry winter air.