Environmental Stress

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Pythium Foliar Blight Thrives in Wet, Lush Conditions

Last week I received a turf sample with Pythium foliar blight, which is sometimes called Pythium cottony blight. This disease thrives in wet, lush conditions.

Pythium foliar blight

Summer Turf Wars: Battling Drought, Heat, and Seasonal Pests – Part 1. Drought & Heat Stress

Summer in the transitional zone can be brutal on our cool-season (C3) turfgrasses. As air temperatures climb, these turfgrasses face a barrage of environmental...

Summer stress of turfgrass

Summer Turf Wars: Battling Drought, Heat, and Seasonal Pests – Part 2. Brown Patch and Insect Pests

Part 1 of this series detailed how to properly diagnose and manage environmental summer challenges, specifically focusing on the differing tolerances and cultural...

Armyworm adult (top left), larva – caterpillar (top right), egg deposits (bottom left),  and damage (bottom right).

Surviving the Summer: Reducing Stress on Creeping Bentgrass Putting Greens

For many golf course superintendents, summer is less about chasing green speed and more about managing survival. High temperatures, humidity, traffic, and disease...

Bentgrass stress

Turfgrass and Shade Stress Part 2. Turfgrass Management in Shaded Areas

Into the Shadows: A Guide to Managing Turfgrass in Low Light

Turfgrass in shade

Turfgrass and Shade Stress Part 1. Prune the trees!

We are coming out of winter, and it’s time to start thinking about the constant struggle of growing turfgrass in shaded areas near/under trees. The turfgrass...

Turf in the shade

Management Guides to Reduce Winterkill in Warm-Season Turfgrasses

It is September, winter is coming, now is the time to think about strategies to reduce winterkill risks in your warm-season turf. Last winter (2024-2025) was...

winterkill in warm-season turfgrass

Winter Desiccation

Winter desiccation is a form of “winter injury” that can often occur in February and March during extended periods of dry weather. Most susceptible are...

Winter Desiccation

Winter Desiccation

Winter desiccation is a form of “winter injury” that can often occur in February and March during extended periods of dry weather. Most susceptible are...

Winter Desiccation

Ice, Ice Baby

Ice can cause many problems for turf, in various forms.

ice damage to turf