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Re-seeding Mountains Failed Because of "Heaving" Frosts

There is no tussock left on this portion of Birdwood Range.
Attempts to reseed such mountains often failed due to severe frost "heaving" shortly after germination, which kills the seedlings. [Pictured here are seeds pushed out by strands of frozen water.] 		Next  

062-NZfrostheave

 

photo by Howdy Howard, published in Saved by Bedbugs (2004)
 
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