Initial harvesting begins in mid-August and occurs with 12 to 15 day interval breaks until mid-November. Outfitted in protective attire (hats, boots, and gloves) the farmer harvests the fruit in small boats.
許天清說，「但是菱角市場侷限國內，且國人習慣上將菱角當零食，消費量不高，農民也無法大量種植。」