Espostoa melanostele(Vaupel ) Borg
Peruvian Old Lady
Binghamia melanostele , Cephalocereus melanostele , Cereus melanostele , Echinopsis melanostele , Espostoa melanostele subsp . melanostele , Pseudoespostoa melanostele
Photo via cactofili.org
kin : CactaceaeSubfamily : CactoideaeTribe : TrichocereeaeGenus : Espostoa
Espostoa melanosteleis native to mountainousPeru . It produce at elevations between 4,000 and 7,000 feet ( 1,220 and 2,130 m ) .
Espostoa melanosteleis a slow - growing columnarcactuswith stems densely wrap up with lily-white woollen hiding the body , including acute sensationalistic spine that become dark with old age . The stems grow up to 7 base ( 2.1 chiliad ) tall , branch from the base to organize a clod . They are erect , cylindrical , with 18 to 25 ribs , and up to 4 inch ( 10 curium ) in diam . elevate in a stool , the stems will get through only about 10 inches ( 25 cm ) in 10 long time . The spines are needle - like and up to 0.4 in ( 1 centimeter ) long . Each areole bears 40 to 50 radiate and 1 to 3 central spines .
Photo viaplantlust.com
The bloom are nocturnal , white , bell - shaped , up to 2.4 inches ( 6 cm ) long , up to 2 inches ( 5 atomic number 96 ) in diameter , and seem in whitish , yellow-bellied , or brown lateral cephalium in late leaping and early summertime . They come together in rainstorms and reopen when dry . The edible fruit are berry - similar , light-green - clean to reddish , with dull black seeds at bottom .
USDA hardiness zones9b to 11b : from 25 ° F ( −3.9 ° C ) to 50 ° F ( +10 ° C ) .
Several species ofEspostoaare especially democratic in culture due to their fuzzy white haired appearance . The plants are typically sold by large commercial growers as up to 12 inches ( 30 cm ) stem . However , being large columniform coinage , these plant do not grow almost as vigorously in pots as they would in the solid ground . plant tend to fulfil the pots , apace becoming stool - bound , and then development slows to a crawl . These plants rarely , if ever , arrive at adulthood , meaning they do n’t produce the cephalium and subsequently do not flower . On the other deal , those in warmer mood who can plant the specie immediately in the ground may indeed have plants that form a nice pigeonholing of fore that will eventually flower .
Photo viaplantlust.com
Like all cacti , Espostoarequires a sunny location andwell - drained dirt . But in summer , it appreciatesfertilizerand wetter stipulation . In winter , it needs a rest , but the temperature must not deteriorate below 54 ° F ( 12 ° snow ) .
See more atHow to Grow and Care for Espostoa .
select a photo to see a larger variation .
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