Q: What can I do to rid my Bermudagrass lawn of an infestation of wild onions? I’m a transplant from Illinois and have not faced this type of problem with my turf before.

A: As with any weed, you have two options: digging them out or spraying them with weed killer.

Onions are an interesting case because for each cluster of leaves you see aboveground there are many more bulblets under the soil. In other words, less that half of the onion bulbs in your soil have green foliage on them right now. The other bulbs may sprout in several weeks or perhaps next winter.

If you spray with a herbicide you