Phil Busey Agronomy
Consulting Inc.


 

St. Augustinegrass: Key to Cultivars

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Return to St. Augustinegrass
St. Augustinegrass - How much to water?
St. Augustinegrass - Shade
St. Augustinegrass - Chinch bugs

    
1. Lower spikelets in centermost branches > 5.2 mm long
1. Lower spikelets in centermost branches < 5.2 mm long, or else spikelets not available
2
  2. Inflorescence branches < 15; if absent, leaves < 65 mm long
3
    3. Inflorescence branches > 13
    3. Inflorescence branches < 13
  2. Inflorescence branches > 15; if absent, leaves > 65 mm long
4
    4. Internode attenuation (length/thickness) > 25
    4. Internode attenuation (length/thickness) <25

 

see also: Busey, P.  2003. St. Augustinegrass, Stenotaphrum secundatum (Walt.) Kuntze. pp. 309-330 in: Casler, M. D., and Duncan, R. R. (eds.) Biology, breeding, and genetics of turfgrasses. John Wiley & Sons, Inc, Hoboken, NJ .