Effect
No effect on nitrogen N use efficiency
No effect on produce quality
SeaMelPure treated Surfinia, cv. Surfinia White, grown in a peat-based substrate in reduced nitrogen conditions had 3 % less branches, 1 % shorter branches, 31 % more flowers, 1 % more fresh weight, 4 % more dry weight, a 13 % better root development, a 16.4 % lower chlorophyll-index, a 4.2 % higher flavonol-index and a 13.6 % lower anthocyanin-index compared to the untreated control grown in the same conditions. No significant effects.
Trial details
Indoor, greenhouse, peat-based susbstrate, reduced nitrogen (-20 %)
Belgium
Crop
Surfinia, Petunia x hydrida
Trial application
Method
Foliar spray
Timing
1 application 2 weeks after planting
Rate
2 L/ha
2019
Bio4safe trial report Surfinia 2019
Crop group
