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Lawn Webs: Funnel Spiders or Dollar Spot Fungus?

Morning webs on grass are usually funnel weaver (grass) spiders—beneficial predators. They rarely bite, don't enter homes, and control lawn insects. No treatment needed.

Spider vs. Fungus

FeatureFunnel Spider WebDollar Spot Fungus
AppearanceSheet web with funnel retreatCobweb-like mycelium on blades
DewVisible on webVisible on mycelium
CenterFunnel holeNo hole
TimeAll dayEarly morning only
ActionNone neededFungicide if severe

Dollar Spot Management

  1. Adequate nitrogen fertilization.
  2. Morning watering only.
  3. Reduce thatch; proper mowing height.
  4. Fungicides if cultural fails.

Appreciate spiders—they're free pest control.

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