Very full and bushy plant with many leaves and smelled nicely. Switched to flowering stage by changing the lights to 12/12 (2700k). Two day later, the plant leaves were drooping, curling inwards, drying out and tips were turning black. Other leaves were a bright green and now almost yellow. During veg stage plant was getting PH'd water and mixture of Grow Big and Big Bloom. On 5/9 plant got mixture of Tiger Bloom and Big Bloom.
The most distinctive cells found in xylem are the tracheary elements, that is tracheids and vessel elements. However, the xylem is a complex tissue of plants, which means that it includes more than one type of cell. This is why it is a tissue not a cell.
The vascular tissue system is composed of two different types of tissues: xylem and phloem. Although both xylem and phloem form a continuous tissue system throughout the plant body, the two tissues have different functions.ylem: The Water-Conducting Vascular Tissue. Xylem is a complex tissue composed of several different cell types. This tissue includes parenchyma cells, fibers, and two cell types specializing in water and mineral transport: tracheids and vessel members.