· do your tomatoes have large brownish spots with concentric rings that resemble a buckeye? If so, then your plants may have buckeye rot of tomato , a fruit rotting disease caused by a soil borne fungus. · over the last few weeks, we have received multiple tomato samples at the purdue plant and pest diagnostic lab with buckeye rot of the fruit. This oomycete disease, caused by various species in the genus phytophthora, affects tomato fruits and is common during periods of warm, wet weather. · this comprehensive buckeye rot of tomato guide will walk you through everything you need to know: To prevent buckeye rot , reduce standing water in the garden by using raised beds, reducing irrigation, or using soil that offers plenty of drainage. From understanding what causes this pesky disease and how to spot it, to implementing powerful prevention strategies and effective treatment methods. These pathogens come in contact with susceptible fruits when contaminated soil is splashed onto fruits by rain or overhead irrigation. This is likely due to the recent wet and humid weather we have been experiencing. Buckeye rot is one of a number of diseases that can affect tomatoes. The phytophthora species that cause buckeye rot in tomatoes are present in the soil. [3] the easiest management is to keep the plant out of contact with the soil, although other chemical methods can be very effective. It is characterized by a bull’s eye pattern of dark brown rotting on the tomato fruit, and affects fruit that is close to, or lying on the soil. Are these spots near the blossom end or where they contact the soil? Gardeners can also prevent tomatoes from touching the soil by staking or adding a layer of mulch.
