Redback Spider (Latrodectus hasselti)
Female redback spiders grow up to 1cm and males 3-4mm. Female redback spiders are black (occasionally brownish) with an obvious red stripe on the upper abdomen. The males red markings are often less distinct.
Look for: Presence of spiders and webs around canopy and bark. During packing special attention must be paid to redback spider to avoid this pest from
contaminating the grapes and packing boxes.