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Description: G. striglianum
is a small usually solitary cactus.
It is related with
G. gibbosum but looks quite similar to
G. stellatum.
Stem: Globose or flattened-depressed (or occasionally shortly
cylindrical) black/purple greyish-brown, blue-green, blackish green, or
reddish 3-5(-8) cm tall, 4-8(-10) cm in diameter.
Areoles: Whitish-grey, elongate.
Ribs: 8-12 (up to 20) chinned.
Spines: 3-5, black to brownish up to 15 mm long, that became
whitish-grey with a black base as they age.
Flowers: Creamy white with a shade of pink or red up to 5 cm long
and 4 cm wide., the blooms are close to the crown, have scales, are
large, bell shaped and remain open for several days.
Blooming season: They bloom from spring to fall.
Fruit: Globate or fusiform, grey green.
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Cultivation:
summer grower
and pretty easy, water
regularly in summer, keep rather dry in winter,
but can handle excessive water to few water, best
for half-shade but grow well in full sun and full shade too (but in
full sun turns an uneven brownish red colour).
Frost Tolerance: Hardy to -12C.
Seed
Collecting: Permit
fruit to
ripen, fruit must be significantly
overripe before harvesting seed; clean and dry seeds
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Cultivation
and Mail Sale 
