Living Accession Y-090
Botanical Name
Seed Accession No.
900253DELEP Field
YumaStatus
DecommissionedSurvived For
19 years*
* = Living accession was still alive when the Yuma field was decommissioned.
Survival and Performance
DateNo. PlantsNotes
1994(2)2 individuals planted in Mar
1994(2)10"/3.5' tall, slow growth, 1=poor condition, 1=good condition
1995(2)3'/10' tall, healthy, moderate to fast growth
1996(2)8.5'/16' tall, healthy, vigorous growth
1997(2)13'/20' tall, healthy, vigorous growth
1999(2)20'/28' tall, healthy, vigorous growth
2000(2)20'/28' tall, healthy but some lower limbs have died (self-pruning?), little or no height increase
2001(2)27'/30' tall, healthy, slow to rapid growth, no evidence of flowering
2002(2)27'/30' tall, healthy, little change in size
2004(2)27'/35' tall, healthy, slow to moderate growth, these plants have not been observed to flower here
2005(2)27’/35’ tall, healthy, little change in size, several stems on smaller plant have died
2006(2)27’/30’ tall, healthy, little apparent growth, no evidence of flowering
2007(2)27’/30’ tall, stems froze back to 3’ from tips to stems 1" thick, healthy regrowth but smaller plant has numerous dead stems along trunk not related to freeze
2008(2)ca. 30’/35’ tall, healthy, significant growth in past year
2009(2)1=ca. 30’ tall, poor condition with considerable die-back, 2-ca. 35’ tall, healthy, little change in size
2013