exploring the inner workings of plants
Posted in Flowering on Oct 6th, 2009
Is There a Single Flower-Inducing Hormone? Florigen is the signal that triggers the transition from vegetative to reproductive development in plants that flower in response to photoperiod. But some plants, that I’ll refer to “Night-Neutral” (a.k.a., “Day-Neutral”), apparently initiate flowering because of factors other than night length. Such plants may flower after attaining a certain [...]
Posted in Flowering on Sep 19th, 2009
Many Plants Flower in Response to Night Length For nearly 100 years scientists have been trying to identify the elusive flowering hormone called florigen. Early in the last century two USDA researchers took a major step toward this by discovering how to induce flowering in plants under controlled conditions. In 1920, these two scientists, W.W. [...]
Posted in Flowering on Sep 13th, 2009
The Mystery of the Flowering Hormone What if you discovered a chemical that, when sprayed onto the leaves of plants, would induce them to flower? How much do you think the patent on such a chemical would be worth? Especially to the agricultural and horticultural industries. And what if I told you that scientific evidence [...]
HowPlantsWork Weblog
exploring the inner workings of plants
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