Pale speckling
Spider mites: pale speckles, then webbing
Fine pale speckles on the leaves, with tiny moving dots or webbing underneath, point to spider mites. Check the underside of a…
Hemp russet mites: the pest you can’t see
Upward-curling leaf edges and a dull, bronzed look, with no webbing and no bugs you can find, may mean russet mites. They're…
Thrips: silvery scrapes and black specks
Silvery or pale scraped patches with tiny black specks point to thrips. Look for the slender insects themselves before you treat, because…