Weed Identification And Management

Question

Just wondering what weed this is and how to get rid of it? I think it may be onion weed? Before laying the new grass I removed all of these weeds and replaced the soil but it has come back.

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Answer 1

It could be wild onions. They will take some time to get rid of. If you hand removed them, even leaving one little piece will resprout. And using an herbicide takes time too, because the weeds have a waxy coating that is resistant to the herbicide. Here is more:

https://www.gardeningknowhow.com/plant-problems/weeds/killing-wild-onions.htm