Hibiscus Plants
Q.

My hibiscus plants have blister like bubbles on the backsides of the leafs and the flower buds drop off before blooming. What caus

Zone 96821 | Anonymous added on March 22, 2020 | Answered

es this? The blister must turn into some sort of insect but never see them. The leaves start to have wholes after the blisters disappear. Also the flower buds drop off before blooming

A.
A.Answers to this queston: Add Answer
GKH_Susan
Certified GKH Gardening Expert
Answered on March 24, 2020

It appears that your hibiscus may have microscopic mites on the leaves. Remove the most infested leaves. Contact your local extension agent for a miticide that is approved for home use.

https://www.ctahr.hawaii.edu/oc/freepubs/pdf/IP-7.pdf

https://www.gardeningknowhow.com/ornamental/flowers/hibiscus/hibiscus-flowers-hibiscus-blossoms-falling-off-plant.htm

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