Annik La Farge/ Rick Darke (FRW)/ Scott Mlyn (PHT)/ Juan Valentin (PHT)
(1)
Christopher Little (PHT)/ David G. Delong (CON)/ Rick Darke (CON)/ Justin Gunther (CON)
(1)
Douglas W. Tallamy/ Rick Darke (FRW)
(1)
Rick Darke/ Douglas W. Tallamy
(1)
Thomas Christopher (EDT)/ Rick Darke (CON)/ Sustainable Sites Initiative (CON)
(1)
William Robinson/ Rick Darke
(1)