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Turfgrass research, field observations, and practical management advice, published continuously and archived for two decades.

Latest updates

Sep 17, 2026 Members only

Merlin Bird ID app

One of my favorite birds is the Asian Golden Weaver. It weaves nests in the vegetation around golf course ponds in Southeast Asia, among…
Sep 10, 2026 Members only

Putting green rootzone depth after 27 years

It's useful to know the depth of the rootzone, whether that's for water management, organic matter management, curiosity, considering whether to rebuild, or considering…
Sep 9, 2026 Members only

Leaf extension differences under shade

When creeping bentgrass is provided with different quantities of photosynthetic light, you might expect the grass that gets more light to grow more. In…
Sep 7, 2026 Members only

Photo of the week: bent vs. poa salinity tolerance

Sometimes, one picture really is worth a thousand words. In this case, we are looking at a beautiful illustration of bentgrass' superiority to poa…
Sep 6, 2026

Temperature and dew point in the third month of summer

These two charts show the temperature and the moisture content of the air (as dew point temperature) for a selection of worldwide locations in…