Living Accession Y-017
Taxon
Psorothamnus spinosus
Botanical Name
Seed Accession No.
900684DELEP Field
YumaStatus
DecommissionedSurvived For
22 years*
* = Living accession was still alive when the Yuma field was decommissioned.
Survival and Performance
DateNo. PlantsNotes
1991(4)4 individuals planted in Mar
1991(4)all=4' tall, healthy, vigorous
1992(4)6-7' tall, healthy, vigorous
1993(4)7.5-10' tall, healthy, vigorous, all=flowers/fruit in 1993
1994(4)10-15' tall, healthy, vigorous, flowers/fruit
1995(4)12-17' tall, healthy, vigorous, flowers/fruit
1996(4)12-18' tall, healthy, slow growth, flowers/fruit
1997(4)14-19' tall, healthy, slow growth, flowers/fruit
1999(4)12-19' tall, healthy, little height increase, flowers/fruit
2000(4)12-19' tall, fair to good condition-considerable die-back of small branches, flowers/fruit
2001(4)1=died in 2001-cause undetermined but may have been senescent, 3=18-20' tall, poor to good condition, little growth w/ significant die-back, no information on flowering
2002(3)1=4' tall, poor condition, mostly dead, 2=18-20' tall, fair to good condition, no information on flowering
2004(3)1=died in 2003-senescent?, 1=died in 2004-senescent?, 1=20' tall, poor condition-declining with much die-back, some live stems with new growth
2005(1)8’ tall, fair condition, some vigorous new growth
2006(1)12’ tall, healthy, regenerating well after major dieback
2007(1)8’ tall, no freeze damage, healthy
2008(1)11’ tall, healthy though has never recovered to previous size
2009(1)11’ tall, fair condition, low vigor with areas of dead twigs
2013