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Gardening Know How Questions & Answers - https://questions.gardeningknowhow.comIt used to be a light mauve but this year I notice it has quite a lot of white blooms plus the mauve seems to be 2 shades? Do you have any idea as to what would cause this?
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1 Comment To "My lilac bush is losing its colour"
#1 Comment By GKH_Susan On 06/10/2020 @ 4:00 pm
It could be a nutrient deficiency. If you haven't been fertilizing, try a balanced fertilizer in early spring before new growth starts. Pruning keeps them healthy as well.
It also could just be a mutation.
https://www.gardeningknowhow.com/ornamental/shrubs/lilac/lilac-plant-fertilizer.htm [1]
https://www.gardeningknowhow.com/ornamental/shrubs/lilac/pruning-lilac-bushes-when-to-trim-lilac-bushes.htm [2]