Pediocactus knowltoniiL.D. Benson
Knowlton ’s Cactus , Knowlton ’s Miniature Cactus , Knowlton ’s Pincushion Cactus , Knowlton ’s Minute Cactus
Pediocactus bradyivar.knowltonii , Pediocactus simpsoniivar.knowltonii , Toumeya knowltonii
Photo byVincent Chatenet
household : CactaceaeSubfamily : CactoideaeTribe : CacteaeGenus : Pediocactus
Pediocactus knowltoniiis one of the smallestcactiin the world and the pocket-sized and rarest mintage in the genus . The stems are spherical or somewhat cylindrical and grow usually lonesome or few together , assess up to 2.2 inches ( 5.5 cm ) in meridian and 1.2 inches ( 3 cm ) in diam . The circular areoles are covered in hairs , and each bears up to 26 red , pink , or white radial spines .
The flowers have pink tepals , with out unity sporting chocolate-brown mid - stripes , and can reach up to 1.4 inches ( 3.5 cm ) in length and 1 inch ( 2.5 cm ) in diam . The fruit are green and become reddish as they mature , and they can originate up to 0.2 inches ( 0.5 cm ) long .
USDA hardiness zones5a to 11b : from −20 ° F ( −28.9 ° C ) to 45 ° F ( +7.2 ° C ) .
Pediocactusare hard to spring up on their roots and are cultivated only by skilled and experienced cactus growers . Thegrowing mediummust be porous to run out well and dry out out entirely . It does best in partial spectre and call for protection from the sun during the hottest part of the summertime .
These cacti do not wish high temperatures and humidity level in greenhouses . Pediocactusshould be placed in a well - ventilated berth . They care " wind . “Waterthem moderately from outflow to fall and permit the soil dry out out between waterings . Then , break water and allow them to go dormant for the winter months .
Pediocactusare very tiresome growers . For this cause , they are frequentlygraftedon substantial , unfearing cactus stock likeOpuntiaandEchinocereus .
The flower buds abide torpid on the industrial plant apex all winter . However , they will open in spring when the temperature ascend .
see more atHow to Grow and worry for Pediocactus .
Pediocactus knowltoniiis endemic to San Juan County , New Mexico , in theUnited States .
press a photo to see a tumid version .
Did you find this helpful ? partake in it with other succulent lover !
