Your lawn looks thirsty in the same spots every summer, no matter how much you water. You have raised the sprinkler run time, fed it, even replaced the sod once, and the thin patches come back in exactly the same…
Stubby root nematode is a microscopic soil roundworm that feeds on root tips and carries Tobacco Rattle Virus into potato, where the virus causes corky ringspot. A load with only a small share of symptomatic tubers can face rejection of…
Dagger nematode is a virus carrier that happens to feed on roots. In a commercial orchard or vineyard, the virus damage decides the budget, and the feeding damage only sets the stage. A soil assay before planting is the cheapest…
Hold one suspect leaf to the light and read the veins before you reach for a spray. That is the whole foliar nematode test in miniature. The rest of this page is 9 strategies, from that vein check to the…
Stunt nematode damage looks like drought. The lawn thins in the same patches every summer, garden plants stall and yellow, and extra water changes nothing. 9 strategies below separate stunt nematode from root-knot nematode and set a management plan that…
Order 1 soil and root assay before you buy any product labeled for lesion nematode. Lesion nematode feeds inside roots, so no spray reaches it and no eye can confirm it. The assay count decides whether the bed needs work…
Order 1 soil assay before you buy any product labeled for spiral nematode. Spiral nematode feeds on lawn roots from outside the root, and most lawns carry it without visible damage. The assay count decides whether the lawn needs work…
Your lawn has thin, yellow patches that ignore water and fertilizer. A single cup of infested soil can hold 1,000 of them, each thinner than a human hair. You have ruled out grubs, you have ruled out fungus, and the…
Your tomato plants look thirsty no matter how much you water them. They yellow from the bottom up, stay stunted while the neighbor’s plants tower, and when you finally pull one up in frustration, the roots are covered in lumpy…
Columbia lance nematode, Hoplolaimus columbus, is a microscopic root-feeding worm that lives in the soil and damages plant roots from the outside and from within. It is best known as a problem in cotton, soybean, and corn fields across the…
