Re: kikuyu, aka? (or St. Augustine Grass?)


At 09:44 AM 2/21/01 -0800, Jan Smithen wrote:
>P. clandestinum ? !  So ominous! Whoever named that monster was right on. It
>rapaciously spreads while you sleep!
>+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>Jan Smithen,
>Upland, California

Here in California, St. Augustine Grass is a common turf grass and often 
goes under the name of Kikuyu.  It is Stenotaphrum secundatum (perhaps not 
so scary a latin name).  One of the big differences between this and tru 
Kikuyu is that it is stoloniferous rather than rhizominous.  St. Augustine 
stolons are well known locally, where they climb up walls, in between 
fenceboards or into hollow posts, only to sprout out somewhere high 
up!  You can grasp the stolons and pull them up from the ground, giving you 
long ropes of the stuff.  It make a tolerable turf, though very coarse.  It 
seems to like water, though it will endure some drought.  Its virgorous 
growth will smother everything around it, so it is not a good choice for 
small home gardens with border beds or areas where less vigorous species 
are planted.  I have not seen it escape into wildlands, but would be 
interested to hear if it has.

Roberto Burle-Marx, the famous Brazilian artist/landscape designer, once 
planted a huge lawn of the regular green form of this plant along with the 
white variegated form (sometime grown as a houseplant).  The planting areas 
were defined by some sort of benderboard border and each kept in its 
respective place.  The overall design was an abstract modern design, 
undulating, and puzzle-like, the two tones of the grass creating the 
effect.  Quite stunning!

True Kikuyu (Pennisestum clandestinum) has pointed leaf blades which are 
more open or flat that St Augustine Grass.  They also have slightly hairy 
stems and leaf sheaths.  St Augustine Grass' leaf blades are rounded at 
their tips, and not finely hairy on the blade, sheath, or stem, but they do 
have a fringe of stout hairs on the sheath top, just below the leaf 
blade.  The sheath also tends to be compressed.

Regards,
Sean O.


h o r t u l u s   a p t u s     -    'a garden suited to its purpose'
Sean A. O'Hara        fax (707) 667-1173     sean.ohara@groupmail.com
710 Jean Street, Oakland, CA 94610-1459, U.S.A.



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