Effect
No effect on produce quality
No effect on nitrogen N use efficiency
No effect on phosphorous P use efficiency
No effect on potassium K use efficiency
No effect on micronutrient use efficiency
Nature's Source treated Zinnia elegans 'Magellan Ivory', no significant effect on plant or leaf size, chlorophyll content, shoot biomass, and micronutrient levels N, P and K compared to the untreated control.
Trial details
indoor, greenhouse, peat-based growing media (Promix BX), temperatures set at 21°C (day) and 18°C (night), 14 h photoperiod, no stress conditions
USA
Crop
Zinnia elegans
Trial application
Method
Soil drench
Timing
first treatment at transplant, followed by a treatment every 2 weeks until plants were at a marketable stage
Rate
0.6 g/L
2022
Evaluating the growth-promoting effects of microbial biostimulants on greenhouse floriculture crops
HortScience
57
97-109
Crop group
