Angel Agri Care

Paclobutrazol 40 SC is a plant growth regulator used to control plant height, enhance flowering and fruiting, and improve crop quality. It works by inhibiting the synthesis of gibberellins, plant hormones that promote growth, leading to a reduction in stem elongation and an increase in flowering and fruit set.
Here's a more detailed breakdown of its uses:
1. Controlling Plant Height:
Paclobutrazol 40 SC effectively reduces excessive vegetative growth, resulting in more compact and manageable plants.
This is particularly useful for ornamental plants and fruit trees where maintaining a desired size is important.
2. Enhancing Flowering and Fruiting:
By inhibiting gibberellin synthesis, paclobutrazol redirects the plant's energy towards flowering and fruit development.
It can promote earlier flowering, increase fruit set, and improve overall fruit yield.
3. Improving Crop Quality:
Paclobutrazol can lead to sturdier stems, increased root development, and improved fruit quality, including size, color, and uniformity.
It can also enhance the plant's tolerance to various environmental stresses.
4. Specific Applications:
Mango:
It is widely used in mango cultivation to control tree size, promote flowering, and improve fruit yield.
Ornamental Plants:
It helps maintain desired plant size and shape, reduces the need for pruning, and enhances flowering in various ornamental species.
Other Crops:
Paclobutrazol is also used in crops like red gram, and other fruit-bearing trees to improve yield and quality.
5. Mode of Action:
Paclobutrazol 40 SC is an antagonist of the plant hormone gibberellin.
It inhibits the biosynthesis of gibberellins, which in turn reduces stem elongation, promotes root growth, and enhances flowering and fruiting.
By affecting the isoprenoid pathway, it also modifies the levels of other plant hormones like cytokinins.