Cell wall is non living.So it is fully permeable.
Materials usually enter through the cell wall.
The plant cell's shape is maintained by its rigid cell wall made of cellulose. The movement of materials into and out of the cell is controlled by the cell membrane, which acts as a barrier and selectively regulates the passage of substances through active and passive processes.
What you are considering when you are referring to how easily materials can pass through a membrane is how permeable the cell wall or membrane is.
cell membrane, cytoplasm, and cell wall
cell wall
Primarily the cell wall, with secondary support from the vacuole.The cells of plants and various microorganisms are enclosed by a rigid, non-living cell wall, which gives the cell its shape and provides protection.In plants this wall is composed largely of cellulose. The cell wall has many small openings that allow the free passage of materials to and from the cell membrane. Thin strands of cytoplasm sometime extended through the wall adjacent cells, possibly allowing the direct passage of materials from one cell to another.
The cell wall is a non-permeable membrane which helps to stop the entering of unwanted materials
The process of Osmosis.
The cell wall materials of a parenchyma tissue are primarily composed of cellulose, hemicellulose, and pectin. These materials provide structural support and help maintain the shape and integrity of the cells. Additionally, parenchyma cells may also contain lignin, which further strengthens the cell wall.
Although the cell wall is tough, many materials, including water and oxygen, can pass through easily.
The endoplasmic reticulum and Golgi apparatus help in synthesizing and packaging materials (like cellulose) that are used to build the cell wall. The vacuoles also play a role in storing materials that are used in the construction and maintenance of the cell wall.
The channels that run through a cellulose cell wall are called plasmodesmata. These channels allow for communication and transport of materials between adjacent plant cells, facilitating cell-to-cell communication and nutrient exchange.