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Previsan S

Type: Other, Company: Agriton


No effect on produce quality
No effect on growth
No effect on drought stress tolerance

Previsan S treated Hydrangea, experimental cv. comparable to 'Bobo', grown under periodic drought stress conditions didn't have differences in number of branches (-5.8 %), branch length (-0.4 %), fresh weight (+0.8%), dry weight (-2.6%), root developement (+4.7%), significant less flowers in youngest develomental stage (score 1) (-40.0%), no differences in number of flowers in stage 2 (+11%), stage 3 (-6.4%), stage 4 (+114.3 %) and fully developed flowers  (stage 5) (+25%) compared to the untreated control grown under the same conditions.

Trial details
indoor, greenhouse, peat-based substrate, drip-irrigated, repeated drought stress cycles


Hydrangea, Hydrangea paniculata

Trial application

Foliar spray
Every 14 days
30 mL/L
Ornamental plant research (PCS), Belgium
Bio4safe trial report Hydrangea 2021
Crop group