Foliar spray of 0.25% ZnSO4 + 0.5% MgSO4 + 1% FeSO4 (In case of expression of
micronutrient deficiency, spraying should be done at fortnightly intervals until the chlorotic
symptoms disappear).
Soil application of 2 kg each of Azospirillum and Phosphobacteria per ha at the time
of planting. It is to be mixed with 100kg of FYM and applied in pits
Flowering season is May to October. Fully developed unopened flower buds are
picked in the morning for fresh flower trade. For oil extraction, open flowers are to be picked
before 10 a.m.