Epiphyllum lauiKimnach
Orchid Cactus
kin : CactaceaeSubfamily : CactoideaeTribe : HylocereeaeGenus : Epiphyllum
Photo bycesarschuster
Epiphyllum lauiis native toMexico(Chiapas ) . It grows as an aerophyte or lithophyte at elevations from 5,905 to 6,560 feet ( 1,800 to 2,000 m ) .
Epiphyllum lauiis a much - ramate cactus with flat , shiny green stems , often ruby-red or dark-brown at the apex , with a subterete fundament , crenate margin , and prominent midvein . The stems are still , offset basally or laterally , and can grow up to 2.8 inches ( 7 cm ) wide . The hair - like brown - yellowish vertebral column are chiefly present in the subterete part of the stems .
peak are funnel - shaped and look in spring , opening in the evening and remaining to the full expand for two twenty-four hours . They can reach up to 6 inches ( 15 cm ) in length and diameter . The outer petals are scandalmongering , while the inner ones are white . The fruits are carmine , pinkish when fully ripe , and hold livid soma and petite pitch-dark seeds . They are oblong , often laugh at , and can grow up to 3.2 column inch ( 8 cm ) recollective and 1.6 inch ( 4 centimetre ) in diameter .
USDA hardiness zones10b to 11b : from 35 ° F ( +1.7 ° C ) to 50 ° F ( +10 ° C ) .
orchid cactus are fearless to about 50 ° F ( 10 ° snow ) but require at least 60 ° F ( 15 ° vitamin C ) during the growing time of year , so they are best grown in a heated greenhouse , conservatory , orindoors . Place the pots in hopeful , sink in sparkle with moderate to high humidity . To increase the humidity , set the hatful on a tray filled with crushed rock and keep this topped up with water , but not enough so that the water strive the airfoil . These cacti require sharply drained growing media . rise them in standardcactus soilwith added grit or perlite . Alternatively , flux three parts of loam - found compost , with two parts gumption or perlite and one part peat - free multipurpose compost .
Overlong stems can be cut down off or shortened . New shoots will ordinarily build up just behind the cut . However , be careful not tooverwaterafter pruning , as the industrial plant ’s water requirements will be come down . LargeEpiphyllums can become fluid in their grass . Repot into a heavy pot , such as terracotta , or a wider container , such as a pan . or else , try cane and tying the stems up , but this can bet unsightly .
See more atHow to Grow and handle for Epiphyllum .
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