Colletia Species, Anchor Plant, Crucifixion Thorn

Crucifixion Thorn is far more hardier than expected if wintered just under a plastic sheet to prevent any rainfall : it thus survived ver...Read Morey well at a 0°F frost (-17°C), and succeded every year to winters under 10°F. I only noticed some burst on the tip, rapidly replaced by new healthy shoot during the spring. Propagation by cutting is sloooow : don't expect any root until 2 years...

REally fascinating looking S American shrub with any foliage- has large, flat, triangular photosynthetic spines as its adaptation to drou...Read Moreght and predation. Color of the entire plant a slightly bluish green- gnarly looking dangerous plant to have near a walkway. Has itty bitty white flowers in fall that pop out at the base of each spine.