This is a naturally yellow leafed plant and so do not add nitrogen to compensate.
It proved a resilient plant in the seed trials in 2019 and set seed after 110 days.
Medium to tall plant, strong thin plants when planted at recommended 60kg h/a rate. Sow into moisture in spring. Can grow rain fed or irrigated.
Here is the link to the suppliers web page in France.https://hemp-it.coop/en/produit/fibror-79/