Futures contracts of coriander were trading lower as the bourse, on Thursday, marked 2,260 tonne of the spice for staggered delivery in the May contract. Sentiment for the spice was dampened as high delivery marked by the exchange would result in rise in supply in the physical market. The front-month May contract had hit 3% lower circuit earlier. The most-active June contract traded down 0.94% from previous close. Staggered delivery for the contract, which expire on May 19, started Thursday.