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Hyacinth Plant

Q.mandevilla leaves going very light green

Zone Sydney 2086 australia | wendy.c.penfold added on November 18, 2017 | Answered

What does my plant need feeding ? I has flowered brilliantly since planting 6 or 7 years ago until now

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Certified GKH Gardening Expert
Answered on November 19, 2017

This appears to be a nitrogen deficiency. Alternatively, it could be that your pH of the soil is too high. Iron sulfate will bring it down, if results show this to be the case. Otherwise, You can feed with something a little nigher in nitrogen. An all purpose won't hurt it. Here is an article that will help: https://www.gardeningknowhow.com/ornamental/vines/mandevilla/mandevilla-plant.htm

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