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mr_keithgreen

Succulent ID

10 years ago
last modified: 10 years ago

Hello,

Acquired this specimen identified as Cereus peruvianus but I have my doubts. Looking for ID and tips on proper care (South facing light, shade and/or full sun options in San Diego). Thank you!

Comments (18)

  • 10 years ago
    last modified: 10 years ago

    I think it is, Cereus peruvianus monstrosus...(Ming Thing?)

  • 10 years ago

    Thank you rina. Image search with your help found this

    "Great windowsill plant. Protect from frost. Porous soil with adequate drainage. Provide filtered light, hardy to 32F to 6" tall. Water thoroughly when soil is dry."

    Im no pro but will simply offer an opinion re: soil. I use 1 part Miraclegro cact/plm/ctrs, 1 part arabidopsis mix, 0.1 coconut coir and 0.1 part Fort Vee.

    Combined this equals 1 part.

    To this combination I add 0.5 part turface, 0.5 part perlite, 0.5 part vermiculite and 0.5 part pumice.

    This has worked well for me in San Diego. Again, not an expert but I dont want to just take. Thanks again rina.


  • 10 years ago

    Oh my! That sounds even more complicated than Al's mixes. Would love to know how you came upon that. Was it through experimentation?

    Good luck with your new acquisition!

  • 10 years ago

    keith

    glad to help :)

    Your mix does sound bit complicated to me too, and I had to look up few ingredients you are using. You are in much warmer climate than me, so I think everything may dry up faster. I use mix of only grit+perlite+turface, less turface than other 2. Turface amount could be adjusted to get more or less water retention if needed.

  • 10 years ago
    last modified: 10 years ago

    Renee - It started w/ the bag of Miraclegro - I took one look and thought it would hold too much moisture, so some small scale combinations led to my wacky mix. I am an agricultural scientist so I had some idea what I was going for - fast draining and porous to allow good airflow. Everything is (or in this case, will be) in unglazed Terra Cotta and with the temps here the soil dries quickly. I use the change water from my fish tank for a mild fertilizer bump.

    rina - I wasnt sure if I should include the Turface because of the water holding properties but it has worked out well given the climate here.

  • 10 years ago

    Very interesting! Thanks for sharing.

  • 10 years ago

    keith

    Do you grow any other succulents?

  • 10 years ago

    rina, I am a balcony grower and have 18 in total. Ill try to get a pic of the "garden" if you are interested.

  • 10 years ago

    Yes, pls. post. We like photos of other's ppl plants...

  • 10 years ago

    Ill get some up tomorrow rina.

  • 10 years ago
    last modified: 10 years ago

    Nice plants - and so organized...like the blocks supporting the pots - looks like pieces of quartz...Looks like sunny balcony, the plants are in great shape.

    Is that C. lycopodioides in pic #3, last pot right? That is huge plant...

  • 10 years ago

    Thank you! Correct, it is a C. lycopodioides.

    The blocks are actually pipette tip box lids (plastic). I use them as stations since I rotate the pots in a counterclockwise fashion so they get different amounts of light.

    Glad you liked them.

  • 10 years ago
    last modified: 10 years ago

    That lycopodioides is huge...even more j.e.a.l.o.u.s of the warm climate...You need to get more plants :)

  • 10 years ago

    Haha! I do have 6 empty pots so.... :)

  • 10 years ago

  • 10 years ago

    Here is one of mine in 4"pot :-(

    Usually recut/pruned in spring, as it gets bit leggy over the winter.

  • 10 years ago

    What a nice, healthy looking collection, Keith! Thank you for sharing.