overplant

verb

1. To plant too many plants (of any particular crop).

   “With choice hybrid seeds being so expensive, it pays not to overplant if you can help it; pick your seed plates carefully.”

2. To plant too many of (some kind of plant), whether by sowing or by transplanting.

   “Growers in the region had overplanted their wheat in a desperate attempt to mitigate slim margins by "making it up on volume".”

   “He overplanted tobacco in his eagerness for a cash crop with higher margins.”

3. To plant (a place) with too many plants.

   “The entire breadbasket region was overplanted with cultivars that were more disease-prone but had the dubious advantage of lower seed cost.”