salut,
quelques infos chez Philips...
les PIE green power semble plus stable...
"
The MASTER SON-T PIA Green Power lamp is an improved version of the Plus lamp that has been specially modified for the horticultural sector’s requirements (a stable lumen-maintenance throughout the service life to give a consistent crop production and a higher light production for better growth than with the MASTER SON-T Plus lamp)
http://www.lighting.philips.com/in_en/a ... ns&lang=fr
d'apres
http://www.lighting.philips.com/in_en/a ... _table.pdf
la T° de couleur est de 2000K... c'est plutot pour la flo ca non.??