Use of plant hormones to help grow greenhouse roses
Thank you for your question. I am not certain whether you are referring to naturally produced plant hormones, or human-created ones, called plant growth regulators. Here is an article that explains the difference: http://passel.unl.edu/pages/informationmodule.php?idinformationmodule=956783940&topicorder=10&maxto=10 What are you trying ro accomplish with their use? There is no ‘one size fits all’ in adding them. If you can be more specific, we will try to supply more information. Thanks!