Orostachys spinosa(L. ) Sweet
Formosan Dunce Cap , Dunce Cap , Dunce ’s Caps , Spiny Dunce ’s Cap , Spiny Pennywort
Cotyledon spinosa , Cotyledon erubescens , Crassula spinosa , Orostachys erubescens , Sedum erubescens , Sedum spinosum , Umbilicus erubescens , Umbilicus spinosus
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Family : CrassulaceaeSubfamily : SedoideaeTribe : SedeaeSubtribe : UmbilicinaeGenus : Orostachys
Orostachys spinosais a small , dim - growingsucculentthat forms rosettes of buddy-buddy fleshy gray-haired - green leaves with soft white spinous gratuity . The rosettes turn up to 2.4 inches ( 6 cm ) in diameter . Leaves are arrange in a crowded symmetrical pattern . They commonly curve inwards , but the longer out leaves sometimes open , dedicate a sunflower - corresponding consequence . The cauline leaves and bract are narrowly oblong to linear or linear - lanceolate , up to 0.6 inch ( 1.5 atomic number 96 ) long and up to 0.2 inches ( 0.5 atomic number 96 ) wide . The flowering radical is up to 12 in ( 30 centimetre ) tall and is produced from the center of the rosettes . The flyspeck flowers are greenish - yellow-bellied and appear in heavy cylindrical , up to 8 inches ( 20 curium ) long racemes . This succulent is monocarpic , and the stem canker dies once it flower , but new offsets are ordinarily developed first .
USDA hardiness zones4a to 8b : from −30 ° F ( −34.4 ° C ) to 20 ° F ( −6.7 ° C ) .
As with most like genera of theCrassulaceaefamily , this plant life can survive in fairly poor filth so long as it is well - draining . This genera is verycold - hardyand can survive temperatures to -30 ° F ( -34 ° deoxycytidine monophosphate ) . Allowsoilto dry to the touch between waterings and avoid getting water on the rosettes . Orostachysplants grow actively in spring and summertime . They ask some undimmed Inner Light and do not support high humidness well .
Orostachysself - disseminate through offshoots and at a given clip . Thus , one plant will form a dense mat of many . Propagation is in the main through offset detachment .
To break up an offset , remove soil from the offset ’s al-Qaeda to bump the stolon ( boneheaded root which tie the pup to the female parent plant ) . It is dear to use an stolon that has already build its roots . Cut the stolon close to the pup ( to discourage origin growing from the runner ) . send the offset into a small pot with well - draining , flaxen dirt . Do not water until novel growth is noted .
Learn more atHow to turn and Care for Orostachys .
This species is aboriginal to the arid sphere inMongolia , Russia , China , andKazakhstan .
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