The reality is that we live on the farm , we 're there everyday , you do n't want to be spraying with insecticides and pesticides . We 'll farm about three - quarters of the property without herbicides . We have got some topography issues where some of the vines are planted and we ca n't get away with not using herbicides right now . We ' ve tried mulching .

Question: Why may the farmer be having some issues ?
Answer: They do n't use pesticide .None of the above choices .They do n't have access to a steady supply of water .There are many natural disasters that occur in the area .