AUTUMN OLIVE–     ELAEAGNUS UMBELLATABen GrossmanSt. Charles County Parksand Recreation
OUTLINE Background and History Life Cycle Identification Spread and Impacts Control
HISTORY Native to Asia, introduced in 1830 Planted as ornamental, erosion control, degraded  woodlands, wildlife habitat...
DESCRIPTION Deciduous shrub, multi-stemmed Up to 20’ in height Simple, alternate leaves, silvery underside Small, yell...
IDENTIFICATION Japanese Silverberry Cardinal Berry Bush Autumn Berry    David J. Moorhead, University of Georgia, Bugwo...
IDENTIFICATION                                                    James H. Miller, USDA Forest Service, Bugwood.orgJames H...
IDENTIFICATION      Leslie J. Mehrhoff, University of Connecticut, Bugwood.org
SPREAD & IMPACT Wildlife spread seeds, primarily birds Tend to colonize, probably due to fruit drop Dense growth, heavy...
CONTROL Chemical Mechanical Fire Etc. …
CUT-STUMP Cut down, treat stump Late summer Pathway (Dow AgroSciences) – picloram & 2,4-D Tordon RTU (Dow) – picloram...
CUT STUMP
FOLIAR SPRAY Milestone (Dow) – aminopyralid Garlon (Dow) – triclopyr PastureGard (Dow) – triclopyr & fluroxypyr
PASTUREGARD
MILESTONE
HACK-N-SQUIRT Triclopyr Mid Summer Initially good results Moderately effective later Don’t recommend
BASAL BARK Anytime of year, but best winter and early spring Garlon 4 (Dow) + diesel fuel or basal oil Pathfinder (Dow)...
MECHANICAL   Grip it and Rip it!
FIRE
BE PERSISTENT
Autumn Olive
Autumn Olive
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Autumn Olive

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Autumn Olive

  1. 1. AUTUMN OLIVE– ELAEAGNUS UMBELLATABen GrossmanSt. Charles County Parksand Recreation
  2. 2. OUTLINE Background and History Life Cycle Identification Spread and Impacts Control
  3. 3. HISTORY Native to Asia, introduced in 1830 Planted as ornamental, erosion control, degraded woodlands, wildlife habitat, windbreaks Nitrogen fixer In 1940’s studied by Soil Conservation Service ‘Cardinal’ released in 1963 for commercial propagation Propagated by numerous state nurseries including George O. White 1988 first wild samples collected in Warren County
  4. 4. DESCRIPTION Deciduous shrub, multi-stemmed Up to 20’ in height Simple, alternate leaves, silvery underside Small, yellowish flowers April - June (year 2-3) Red fruit in late summer – rich in lycopene James H. Miller, USDA Forest Service, Bugwood.org
  5. 5. IDENTIFICATION Japanese Silverberry Cardinal Berry Bush Autumn Berry David J. Moorhead, University of Georgia, Bugwood.org
  6. 6. IDENTIFICATION James H. Miller, USDA Forest Service, Bugwood.orgJames H. Miller, USDA Forest Service, Bugwood.org
  7. 7. IDENTIFICATION Leslie J. Mehrhoff, University of Connecticut, Bugwood.org
  8. 8. SPREAD & IMPACT Wildlife spread seeds, primarily birds Tend to colonize, probably due to fruit drop Dense growth, heavy amount of shade Tolerate poor soil Tolerates a variety of soil conditions except wet
  9. 9. CONTROL Chemical Mechanical Fire Etc. …
  10. 10. CUT-STUMP Cut down, treat stump Late summer Pathway (Dow AgroSciences) – picloram & 2,4-D Tordon RTU (Dow) – picloram Garlon 4 (Dow) – triclopyr
  11. 11. CUT STUMP
  12. 12. FOLIAR SPRAY Milestone (Dow) – aminopyralid Garlon (Dow) – triclopyr PastureGard (Dow) – triclopyr & fluroxypyr
  13. 13. PASTUREGARD
  14. 14. MILESTONE
  15. 15. HACK-N-SQUIRT Triclopyr Mid Summer Initially good results Moderately effective later Don’t recommend
  16. 16. BASAL BARK Anytime of year, but best winter and early spring Garlon 4 (Dow) + diesel fuel or basal oil Pathfinder (Dow) – premixed Garlon w/oil
  17. 17. MECHANICAL Grip it and Rip it!
  18. 18. FIRE
  19. 19. BE PERSISTENT

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