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Posted

Hello,

i have a young Ravenea glauca and noticed one of the newer fronds suddenly die during our rainstorm. Came out today to check and the leaf spear and any emerging fronds completely fell out. The inner most fronds has these maggot type worms.

salvageable? Should I pour hydrogen peroxide? 
I am in Orange County, CA. This palm really took off this last year and was one of my first ones planted - super bummed!

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Posted

Daconil and insecticide to check all alternatives. 

  • Like 2
Posted

Not looking to good, bacterial bud rot is most likely the cause. 

Posted

I'm sorry to say it, but she already seems dead

  • Like 3

GIUSEPPE

Posted
On 2/1/2026 at 5:23 AM, Phoenikakias said:

Daconil and insecticide to check all alternatives. 

As is usual when you find these types of insects in the bud area of a dying palm, the maggots/worms, sowbugs, earwigs, etc. are the cleanup crew debriding the dead, rotting tissues from the crown of a diseased or functionally dead palm. Those creepy-crawlies are not the cause of anything that ails the palm, and no insecticide is going to do anything other than kill that innocent detrivore crew and help poison the environment (and possibly yourself). You can always cut open the crownshaft/bud zone to expose the apical meristem area, hose the area out with a good jet of water and manually debride as necessary and examine it with a magnifier/loupe if necessary to try to determine if the bud is dead. If you think it may be okay, then you can treat it if you prefer with some peroxide and then let it recover in the drier, more open atmosphere of the exposed inner crown, and then observe. If its central meristemic bud continues to rot away rather than recover (and you would likely see the growth emerge pretty quickly at bud-level once temps are appropriately warm), you'll be able to clearly judge its status and replace it if necessary (and of course it would be different with a clustering palm species, as you would only be losing one stem, and the plant can go on through its other stems).

  • Like 1

Michael Norell

Rancho Mirage, California | 33°44' N 116°25' W | 287 ft | z10a | avg Jan 43/70F | Jul 78/108F avg | Weather Station KCARANCH310

previously Big Pine Key, Florida | 24°40' N 81°21' W | 4.5 ft. | z12a | Calcareous substrate | avg annual min. approx 52F | avg Jan 65/75F | Jul 83/90 | extreme min approx 41F

previously Natchez, Mississippi | 31°33' N 91°24' W | 220 ft.| z9a | Downtown/river-adjacent | Loess substrate | avg annual min. 23F | Jan 43/61F | Jul 73/93F | extreme min 2.5F (1899); previously Los Angeles, California (multiple locations)

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