Ask-a-Dave's-Gardener: Veronicastrum leaves turning black, 0 by Akushner
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Subject: Veronicastrum leaves turning black
Forum: Ask-a-Dave's-Gardener
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Akushner wrote: Hello. I work as a gardener and one of my clients has some very mature clumps of Veronicastrum. They are still flowering and leaves are already starting to turn black and look nasty. I remember this happening last year as well- foliage started to turn brown / black very early in the season. Is something wrong with the plant or is it a variety thing? Adam |