it defends the plant from animals who do not want to put the prickles in their mouths (and also, please learn how to spell survive)
Thorn
actually you dig the hole twice as wide as the plant. here in Florida we add soil amendments. hence our saying; put a five dollar plant in a fifty dollar hole. also make sure the top of the rootball...
bee's plolinate it then get its seeds and plant them
when a plant is a plant that's not a plant its not a plant that's a plant :)