Do Plants Get Bored?

Consider the houseplant on the windowsill. It has lived in the same pot, in the same corner, for years. It has never been on holiday, never changed its routine and never had a new view unless somebody moved it. If a person stood in one spot for that long, they would certainly have strong opinions about the arrangement. So it is tempting to wonder whether the plant is quietly bored out of its leaves, waiting for something, anything, to happen.

The first thing worth knowing is that plants are not simply switched off. EBSCO’s Research Starters notes that plants respond to environmental factors such as light, temperature, water and gravity. And they respond to something many people do not expect: being touched. Scientists call one of these responses thigmomorphogenesis, a long word for the way plants change their growth when they are disturbed by physical forces such as wind or touch.

The effects can be seen with the naked eye. According to EBSCO, this response typically results in reduced stem growth in length and an increase in stem thickness, leading to shorter and sturdier plants. A 2025 review in the International Journal of Molecular Sciences, by Agata Jędrzejuk and Natalia Kuźma, describes the same thing as one of the most common responses to touch: stems grow less in length while becoming wider. A plant that is regularly brushed or buffeted builds itself to cope.

The response starts remarkably quickly, deep inside the plant’s cells. The review explains that mechanical stress triggers a whole cascade of changes, starting with genes being switched on and continuing through chemical, physiological and visible changes in shape. In one example it describes, the activity of a touch-responsive gene appeared about five minutes after the plant was stimulated and peaked at around fifteen minutes. EBSCO adds that calcium and a plant hormone called ethylene are thought to play crucial roles.

So plants are busy, sensitive and responsive, all without a nervous system. Whether that means they can feel bored is another matter entirely, and here the science runs out and the thinking begins. Boredom, as people experience it, seems to involve wanting something different from what is happening and noticing the gap. Nothing in these studies suggests a plant keeps a picture of a better afternoon to compare with this one. It simply keeps responding to whatever the light, the air and the touch of a passing hand bring.

Which means the houseplant in the corner may be one of the least bored things in the room, not because it has plenty to do, but because it is always doing exactly what it can with what it has. It turns towards the light, adjusts to every knock and draught, and gets on with growing. Next time you water it, you might give a leaf a gentle brush in greeting. According to the research, it will notice, even if it never says so.