COLD HARDY PLANTS
Growers and Breeders of Unusual Cold Hardy Plants
 

Sequoiadendron giganteum 
Quantity of plants tested: 1
Size of plant tested: 6" tall seedling.
Soil texture: sandy loam and covered with 2" pine bark mulch.
When planted: the seedling was planted in the ground in April 1997.
Winter protection: None.
Microclimate: Not planted in a warm microclimate, but not planted in a cold microclimate either.
Temperature: refer to 1997-2002 winters on this chart
Findings: the tree has never received any damage.
sequoia_gig.jpg (77640 bytes) May 6, 2000 - This photo shows the branches of the tree in late spring when the color is changing from a bluish green to a darker green.  No grow has emerged yet this spring.
sequoia_gig-2.jpg (65962 bytes) December 10, 2000 - This photo shows the tree on December 10, 2000.
sequoia_gig-4_trunk_aug1401.jpg (178638 bytes) August 14, 2001 - This photo shows the trunk of the tree.  The growth rate of the tree is detailed below:

April 1997:  6"
April 1998:  7"
April 1999:  1'-8"
April 2000:  3'-4"
April 2001:  5'-9" 
Sept 2001:   9'-4"
Sept 2002:   13'
sequoiadendron_giganteum_2001_dec1.jpg (60969 bytes) December 1, 2001 - This photo shows the Sequoia in early winter, it's a very fast grower here in RI.
sequoiadendron_giganteum_2002_sept7.jpg (74998 bytes) September 7, 2002 - Here's the big Sequoia the following year.  It's up to 13ft tall now.

April 1997:  6"
April 1998:  7"
April 1999:  1'-8"
April 2000:  3'-4"
April 2001:  5'-9" 
Sept 2001:   9'-4"
Sept 2002:   13'



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