This is one that I've never had to deal with myself. But I've been asked this question an awful lot.
If my memory serves me correctly, in all cases where folks are struggling with that sort of thing, they haven't been mowing high, and their watering habits are not the best.
Can you describe what your mowing/watering/fertilizing habits have been like?
Always respect your superiors. If you have any. - Mark Twain / tiny ad
montana community seeking 20 people who are gardeners or want to be gardeners