Parthenium Biological Control Agents

Smicronyx lutulentus (seed feeding weevil)

Actual size 2mm Adults feed on flower buds
Adults emerge	from Mexico summer feeding weevil adult emergence from soil is triggered by rainfail	lay eggs in flower beds
Seeds drop off the plant and larvae burrow into the soil to pupate		Actual Size 2mm across seed head larvae feeds in seeds (1 larvae/seed) and eat the contents