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The touch-me-not (sensitive plant, tickleme or Mimosa pudica) closes its leaves when you touch it because the touch triggers the leaf cells to expel water. The cells lose their rigidity and the leaf droops away from the touch. After a few minutes the leaf returns to normal.

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13y ago

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How do plants respond to touch?

The leaves close when touched.


Why do sensitive plants close their leaves when touched?

Sensitive plants close their leaves when touched as a defense mechanism to protect themselves from potential harm or threats. This rapid response is triggered by physical contact, which signals the plant to close its leaves in order to deter predators or prevent damage.


What type of plant has leaves that close when touched?

The type of plant that has leaves that close when touched is called a sensitive plant, also known as Mimosa pudica.


What kinds of plants move?

Uh.. any; There has to be a breeze though... (:mimosa pudica has leaves that fold up when touched. Venus fly trap has leaves (?) that also close.


What are some other ways a plant can be touched?

Plants can be touched through pruning, which involves cutting or trimming branches and leaves. They can also be touched when transplanting them into new soil or containers. Additionally, plants can be touched during propagation, such as taking cuttings or dividing roots.


Do you know why some plants close when touched?

Certain plants close when touched as a defense mechanism to protect themselves from potential harm or threats. This response is triggered by physical contact, which can signal to the plant that it is being attacked or disturbed.


Some plants have parts that can move in respose to being touched?

In Samoa there is the thorny plant mimosa. It's a legume. If you touch it gently, the leaves close up; if you touch it harder, the whole stem with all leaves bend down. After a while, it erects again though.


Why do some plants have leaves that close or fold up at night?

Some plants have leaves that close or fold up at night to conserve water and protect themselves from cooler temperatures and potential damage.


What do leaves go through at night?

At night, the leaves of C3 plants close their stomata and wait until the sunlight. For CAM plants, this is when the plants open their stomata and allow the carbon dioxide to come in.


How hydra respond?

Hydra will retract their tentacles into their body stem when touched. This is a response inherent in the plants from many centuries ago. Hydra do not like to be touched and close to protect themselves.


What type of plant closes its leaves when touched?

The type of plant that closes its leaves when touched is called a sensitive plant, also known as Mimosa pudica.


Which plant folds it leaves when touched?

The Mimosa pudica, also known as the sensitive plant or touch-me-not, folds its leaves when touched as a defense mechanism to deter predators.