Venus Flytrap
Amit Sharma
| 03-04-2025
· Plant Team
The Venus flytrap is often called "nature's carnivorous plant" because it has a remarkable ability to catch and digest insects. Its long, thin leaves are arranged in a way that they look like two clam shells, ready to snap shut.
Along the edges of these leaves, there are sharp, well-ordered hair-like structures, which appear almost as if they were the teeth of a monster waiting to catch its prey. These are the plant's "trap jaws" or "lobes."
These lobes are equipped with tiny trigger hairs that play a key role in the plant's ability to capture prey. The Venus flytrap can trap insects, such as flies and mosquitoes, by closing its leaves when these trigger hairs are disturbed. This unique mechanism allows the plant to both trap and eventually digest its food.

How Does the Venus Flytrap Work?

The Venus flytrap is designed for catching insects. When an insect or another small creature touches the trigger hairs on the inner surface of the lobes, the trap snaps shut in less than a second. This quick action helps to ensure that the prey is captured before it can escape. But that's just the first step. After the trap closes, the Venus flytrap begins to secrete digestive enzymes that break down the captured insect's body, allowing the plant to absorb nutrients. This process takes time – typically around two weeks for a fly or similar-sized insect to be fully digested.
Interestingly, the Venus flytrap has a sophisticated system for determining whether or not to digest the prey it catches. It doesn't simply close when something touches the trigger hairs. The plant needs to be sure that it has caught something worth consuming. That's why it requires two separate touches to activate the closing mechanism. The first touch makes the trap snap shut, but it remains open if no further touch occurs. It's only when the prey struggles and touches the hairs again that the plant starts its digestion process.

What Happens if You Put Your Finger in a Venus Flytrap for a Day?

Now, you might be curious about what happens if you place your finger inside the Venus flytrap. Does it eat your finger? Will it digest your skin? The answer is no—nothing too dramatic will happen. While the Venus flytrap can trap and digest small insects, it doesn't have the power to break down something as tough as human skin. The "jaws" of the Venus flytrap are strong enough to hold onto your finger but not strong enough to cause any real harm.
If you gently press your finger into the trap, the plant will close its lobes around it. However, the Venus flytrap's digestive enzymes are designed to break down soft, insect body parts, not human tissue. So, after a day, your finger may feel a slight discomfort, like a tingling sensation or mild irritation. This is because the plant releases a small amount of a substance called jasmonic acid, which helps it digest its prey. But your finger is protected by a layer of skin, which prevents the plant from causing any real damage.

What to Expect After 24 Hours

If you leave your finger in the trap for 24 hours, you will likely notice a few changes. Your finger may turn a little red, and you might feel some swelling. The trap may not fully open, but it won't harm you. The Venus flytrap has no interest in digesting something that large. It will likely just sit there with your finger trapped inside, waiting for the plant to decide whether it's a suitable meal.
Eventually, the trap will reopen, and your finger will be free. If you haven't disturbed the trigger hairs again, the plant will continue its normal process of waiting for the next insect. However, if it senses that your finger isn't a viable food source, it will release you without any further digestive activity.

Why You Shouldn't Try This at Home

Although putting your finger into a Venus flytrap is a harmless experiment, it's not something you should do regularly. These plants have limited energy, and constantly triggering their traps wastes their resources. The Venus flytrap uses a lot of energy to snap its leaves shut, so triggering it unnecessarily can wear it out over time.
For those of us who love keeping these fascinating plants as pets, it's best to let them do what they do best: catch and digest insects. Letting the plant capture its food naturally is the healthiest way to keep it alive and thriving.
So, what happens if you place your finger in a Venus flytrap for a day? You won't lose your finger or suffer serious injury, but you may experience mild irritation or swelling. The Venus flytrap is an amazing plant, and although it may look like something out of a science fiction movie, it's harmless to humans. It's always best to respect the plant's natural abilities and let it do its job—catching insects. Have you ever tried this experiment? What was your experience? Let us know in the comments!