If these inch along by forming an arch as they move, they are moth caterpillars and various BT concoctions will be effective.

Thanks!

I ordered BT and hopefully I can take care of the problem.

Here is a link that might be useful: {{gwi:115194}}

Yes, that is a geometrid moth caterpillar.

Oh come now, inchworms are harmless to your garden and doubled as bookworms in elementary school.

No need to poison your garden.