Rough

[Doon frae Troon]

Is this the answer?

http://www.bbc.co.uk/news/science-environment-22307863

 

[CMAC]

looks like a way to retain more water in the soil, surely clubs want more 'run off' as that can be 'directed' or 'collected'.

Scan read so I may have mis-read it:smirk:

 

[Doon frae Troon]

The grass is changing a heavy clay soil structure using the root system of the fescue but retaining the top growth of the rye grass.

 

[Crow]

I'd be wary of the fast, lush growth meaning more time spent looking for balls and slowing down play.