No effect on nitrogen N use efficiency
No effect on produce quality
BioAtlantis treated Hydrangea, cv. Phantom, grown in a peat-based substrate in reduced nitrogen conditions had 2 % shorter branches, 15 % more branches, the same fresh weight, 3 % more dry weight, 1 % less root development, a 2.5 % lower chlorophyll-index, a 2.5 % higher flavonol-index and a 95.5 % higher anthocyanin-index (sign) compared to the untreated control grown in the same conditions.
Indoor, greenhouse, peat-based susbstrate, reduced nitrogen (-20 %)
Hydrangea, Hydrangea paniculata
First two applications at the early stage of vegetation at 10 days interval, followed by 2 applications just before the emergence of flower buds at an interval of 10 days
Bio4safe trial report Hydrangea 2019