The eggs that hatch in autumn have over-summered from the previous spring. Image Redlegged earth mites causing typical 'silvered' effect to foliage. Mist entire paddock after the first RLEM hatching and prior to seeding. A second spray must be required 21 days later for complete control. Lucerne flea Lucerne fleas are about 3 mm long, pale green and can be seen hopping up from the pasture in response to movement.
Lucerne fleas eat holes in the leaves of seedlings.
Image Lucerne fleas attacking subteranean clover, producing the typical 'window effect' in the foliage. Image Close-up of lucerne flea Aphids Aphids are 2 to 3 mm in length, may or may not have wings and generally can be found feeding near the plant tips. They can cause similar losses to RLEM if left uncontrolled as numbers build up rapidly. Aphids can cause leaf yellowing, leaf drop, stunting and seedling deaths. Image Winged and wingless bluegreen aphids.