Euphorbia knuthiiPax
Euphorbia knuthiisubsp.knuthii
Family : EuphorbiaceaeSubfamily : EuphorbioideaeTribe : EuphorbieaeSubtribe : EuphorbiinaeGenus : Euphorbia
Photo viaflickr.com
The specific name " knuthii(pronounced KNUTH - ee - optic ) " honorsPaul Erich Otto Wilhelm Knuth(1854 - 1900 ) , a German phytologist and pollenation ecologist .
Euphorbia knuthiiis native toMozambique , South Africa , andSwaziland .
Euphorbia knuthiiis a small succulent that forms an unusual grumble stock and spiny , cascading branch radiating from the stock solar apex . The caudex can reach a diameter of 5 inches ( 12.5 cm ) . The branches are tripping green and clearly longitudinally whitish - divest between the angles . They are 3- to 5 - angled , dim-witted or sometimes re - ramous at the foundation , erect to spread out , and can spring up up to 8 inch ( 20 atomic number 96 ) long , often much longer in cultivation , and 0.4 inches ( 1 cm ) thick . The prow have prominent tubercles along the angles crowned by the spine shield . The spine are phonograph needle - like and can measure up to 0.4 inches ( 1 cm ) long .
Photo viacactusjungle.com
In the leap , the cyathia with green cup - shaped involucres appear between the tubercle on a curt peduncle . The fruit are obtusely lob capsules that control brown seeds . They can grow up to 0.2 in ( 0.5 cm ) long and 0.3 inches ( 0.7 cm ) in diam .
USDA hardiness zones10b to 11b : from 35 ° F ( +1.7 ° C ) to 50 ° F ( +10 ° deoxycytidine monophosphate ) .
Euphorbias are very easy to care for . These plants ask a little pampering to become established , but once they are , they are self - sufficient . In fact , more pass away from too much care and lachrymation than from neglect . Euphorbias needwell - drain soiland lots of sunlight . They are not particular about soil pH but can not put up wet soil . Unlike most succulent , Euphorbiadoes not care longsighted periods of drouth well . It may need hebdomadary tearing during the summertime . Waterwhenever the stain is dry several inch below the surface . body of water deeply , but do n’t get them sit around in blotto soil , which can induce root bunkum . Add some constituent matter or fertilizer to the planting hole . If you are uprise them in container or your land is poor , feedthem with a half - effectiveness plant food monthly .
Photo via llifle.com
These succulent can be develop from cum , but they can be difficult to germinate ( or even find ) . They are normally propagate by cuttings . This can be knavish because of the exuding sap . A rootle hormone is recommend for the generation ofEuphorbia . They tend to grow problem - free , but there are a few pests and diseases to be alert for .
Learn more atHow to Grow and Care for Euphorbia .
select a photo to see a larger reading .
Photo viaeuphorbia.de
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