COLD HARDY PLANTS
Growers and Breeders of Unusual Cold Hardy Plants
 

Eucalyptus deanii 

Quantity of plants tested: 18
Size of plant tested: 1st year seedlings which were 10" to 2' tall by November 2000.
Soil texture: sandy loam and covered with 2" pine bark mulch.
When planted: the seedling were planted in the ground in July 2000.
Winter protection: None.
Microclimate: 12 were planted in an average microclimate, and 6 were planted in a cold microclimate.
Temperature: refer to 2000-2001 winter on this chart
Findings: all the plants died, none resprouted from the roots.
eucalyptus_deanii_2000_sep20.JPG (53375 bytes) September 20, 2000 - This photo shows some of the deaniis as of September 20, 2000.
eucalyptus_deanii_2000_dec2.jpg (45246 bytes) December 2, 2000 - This photo shows (look close) damage to the smallest leaves on December 2, 2000 after nights down to 12F, 12F, and 14F.  Damage is pretty bad already when compared to some other species.  Juvenile leaves started to burn after the 2nd night down to 25F, while the mature leaves burned after a 19F night.
eucalyptus_deanii_2000_dec10.jpg (34392 bytes) December 10, 2000 - notice the rear plant turned brown much later than the other plants, indicating some variation in hardiness.



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