Feeding damage generally begins on the upper leaves of tomato plants. The caterpillars often leave dark greenish-black droppings on the foliage. Under rapid-drying conditions, spray plants with ...

This frass is comparable to the size of the caterpillar. The bigger it gets, the bigger the black pellets of waste get.

For example, large black ... of your tomato plants without any obvious cause, stalk borers are possible. These small pests ...

Various types of caterpillars feed on virtually every part of the plant. They bore into stems and trunks (peach tree borer, squash vine borer), they eat fruit (tomato fruit worm), and they can ...

I have a ton of little black ... caterpillars. OK, so maybe none of you would have done that, but that’s what I did. I told these little ones that if they confined their efforts to this one ...

Question: My tomato plants are producing lots of fruits but the caterpillars are eating them and the leaves. I try not to use chemicals. Will soap sprays do? Answer Maybe if you hit the ...

Scientists sprayed tomato plants with methyl jasmonate to kick off these responses, then unleashed caterpillars on them. Compared to an untreated plant, a high-dose plant had five times as much ...

A platoon of caterpillars, young and hungry, descend on a defenseless tomato plant to feast, but as they begin to eat something goes terribly wrong. The leaves no longer satisfy, and they turn on each ...

Imagine that you're a beautiful tomato plant growing in a garden. Sunlight, earthworm casings to eat, rain to drink. It sounds peaceful until a barrage of hungry caterpillars come. What can you do ...

In the caterpillar-versus-plant fight, the winner might seem obvious. One side sits motionless in the sun, while the other feasts on it. But the tomato plant has a nefarious defense strategy.