Turf for Golf Courses - Msu

THE IMPORTANT TURF PLANTS 65
but as it gradually disappears in summer the Creeping
Bent quickly replaces it as a rule. Occasionally the
Annual Blue-grass is so abundant and dense as to
injure the other grass seriously, but such cases seem
rare.
In the South Annual Blue-grass would be ideal
as a winter turf for putting-greens, but unfortu-
nately the seed is high priced and but little of it
can be secured commercially. As a consequence,
such putting-greens are found only where the
Annual Blue-grass. has been abundant enough to
reseed the ground thoroughly.
CANADA BLUE-GRASS (Poa compressa)
In spite of its name, Canada Blue-grass (Fig. 5) is
a native of Europe, but for many years has been
abundantly established in Canada. The distri-
bution of Canada Blue-grass in America is nearly
the same as that of Kentucky Blue-grass, but it is
most abundant in poor soils, especially when rocky
or gravelly.
Canada Blue-grass is easily distinguished by
various characters. The leaves are gray-green or
bluish-green, rather tough in texture. The stems
are compressed so as to be two-edged, and the
p