Hibiscus Plants
Q.

Unhappy hibiscus

Zone Mornington peninsula victoria | mwyborn added on October 6, 2016 | Answered

Our hibiscus were good last year but are not doing so well this spring, leaves yellow and sparse. Feeding and spraying with pyrethrum do not seem to make any change.

A.
A.Answers to this queston: Add Answer
Alisma
Certified GKH Gardening Expert
Answered on October 7, 2016

This can be caused by excessive heat, drought, or overwatering. It sounds like nutrient deficiency and pests are not the cause, but the others listed here are possibilities:

https://www.gardeningknowhow.com/ornamental/flowers/hibiscus/answers-to-what-causes-hibiscus-leaves-turning-yellow.htm

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