commercial use of plant hormones

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    • auxin controls plant growth
    • auxin can kills weeds- most are broad leaved. selective weedkillers have been made using auxins, which only affects the broad leaved plants, disrupt their normal growth patterns
    • a cutting is part of a plant that has been cut off. add rooting powder to this , which contains auxins, will produce roots rapidly and start growing new plants. produces clones quickly
    • growing cells in the tissue culture- grow clones from a few of a plants cells. hormones such as auxins need to be added to the growth medium along with nutrients to stimulate the cells to divide to form both roots and shoots