Chenopodium album
broadleaf weedUSDA zones 2–10Active: summerUpright summer annual that can grow several feet tall if unmowed. Leaves have a distinctive whitish, mealy coating, especially on new growth.
Diamond to goosefoot-shaped leaves with whitish mealy coating underneath; upright growth; small green flower clusters at stem tips.
Easy to pull when young. Remove before seed set — one plant produces thousands of seeds.
When: Pull in early summer before flowering
Maintain thick turf cover to prevent germination in bare areas.
When: Fill thin spots in spring/fall
Three-way herbicide provides reliable control of young plants.
When: Apply when plants are young and actively growing
Active ingredient: 2,4-D + Dicamba — e.g. Trimec, Weed Free Zone
Grass safety: always match herbicides to your grass species — products safe on Kentucky bluegrass can kill St. Augustine or centipede. Lawn Guardian checks this automatically against your lawn profile.
Lawn Guardian turns this guidance into a schedule timed to your USDA zone and this week's actual weather — and adapts every time you log what you've done.
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