Yellow Tuft
The causal agent for yellow tuft is shlerophthora macrospore and it can affect all turfgrass species.
Problem Overview
The causal agent for yellow tuft is shlerophthora macrospore and it can affect all turfgrass species. Individual plants form into a dense turf of yellow leaves resulting in a bumpy surface. Yellow turfs are easily confused with poa annua but can be distinguished by the tight proliferation of leaves together with a weakened root system which enables the tufts to be easily pulled out.
Solutions
Address any drainage issues and if irrigating the lawn it is beneficial to reduce the rate of water application.
Other Similar Lawn Problems

Crown Rust
The causal agent for Crown Rust is the plant pathogen Puccinia coronata. and it affects both ryegrasses and Kentucky Bluegrass.

Leaf Spot on Ryegrass
The causal agent for Leaf Spot is Drechslera & Curvularia spp. and it can affect all turf-grass species.

Brown Patch
Brown Patch is a relatively common disease whose causal agent is Rhizoctonia spp. and it can affect all turfgrass species during the summer months.
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