Have a green weed growing throughout lawn have tried a lot of your products to no avail.
Weed is green stalk with 3 long slim leaves with a cylinder bud in middle. As per picture
Lawns • Weeds
Looks like Mullumbimby Couch. Unfortunately we don't have a selective herbicide for this weeds in lawn, you may try spot spray with Yates Zero Rapid 1-Hour Action Weedkiller which is a contact herbicide. Take care when applying as it will kill any plants it contacts. Click here for more info: https://www.yates.com.au/product/garden-weed-control/general-garden-weed-control/yates-zero-rapid-1-hr-action-weedkiller
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Answered: 26 Nov, 2021