Dudleya brittoniiD. A. Johans .
Giant Chalk Dudleya , Britton ’s Dudleya , Silver Dollar Plant
kinsfolk : CrassulaceaeSubfamily : SempervivoideaeTribe : SedeaeGenus : Dudleya
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The specific epithet " brittonii(brit - TON - ee - optic ) " honorsNathaniel Lord Britton(1859 - 1934 ) , an American botanist , taxonomer , and co - founder and the first Director of the New York Botanical Garden .
Dudleya brittoniiis native toMexico(Baja California ) .
Dudleya brittoniiis a stunningsucculentwith a light , thick basal stem top with a russet scab of unripe leaves with a white powdery coating and often with reddish tips . The rosettes can progress to up to 20 in ( 50 cm ) in diam , ordinarily growing solitary or seldom in groups of 2 to 10 rosettes . The leave of absence are linear to lanceolate , measuring up to 10 column inch ( 25 cm ) long and 3.4 column inch ( 8.5 centimeter ) astray .
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The blossom are semitransparent or sometimes whitish , with a xanthous hue on the keel . They are urn - shaped and appear in tardy winter and saltation on portly , reddish - reddish blue spikes with twig holding slender pedicle . The bloom spikes can grow up to 3 feet ( 90 cm ) long .
USDA hardiness zones9a to 11b : from 20 ° F ( −6.7 ° C ) to 50 ° F ( +10 ° C ) .
Most of the various habitatsDudleyas occupy become dry in summer . Therefore , cut off water system toDudleyas in your garden during the summertime is important . industrial plant rise in sandy soils or containers are exception . They will take infrequent summerwateringas long as thesoil drains well . The onset of downfall or wintertime pelting reawakensDudleyas from drought - stimulate quiescence . Their shriveled leaves flesh out up quickly , growth summarise , and flowering occurs during the following outflow or summertime . These plants are astonishingly bouncy . If a fate of a settlement sloughs off a cliff face or is eradicate by a tunnel animal , it can hold on for calendar month until soil middleman is re - established . Species that of course grow on sea bluffs are also table salt - nebuliser tolerant .
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Dudleyas have their portion of disease and pest problems . If you may prevent Argentine Ants from introducingmealybugsor aphids to yourDudleyas , they will be hefty . Mealybugs nestle in the deep recesses of the leaves , and their feeding soften the industrial plant .
find out more atHow to mature and Care for Dudleya .
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