Botrytis on Cyclamen coum

Mark Mazer via pbs
Sun, 30 Jan 2022 14:46:57 PST
Possibly Botrytis cinera, a gray mold. I'd start with Daconil. See:

Mark Mazer
Hertford, NC

On Sun, Jan 30, 2022 at 4:53 PM R Hansen via pbs <> wrote:

> Nils has a problem with botrytis  on Cyclamen coum, and the first thing I'd
> do is repot into a fast-draining mix, then water from the bottom and maybe
> add about 1/4 dose of liquid fertilizer. The combination of damp soil, lack
> of air circulation, inside habitat, etc. are all probably contributing
> factors. I have a couple coum inside in a garden window facing west right
> now. They're only here while they flower and will go out again shortly. Few
> cyclamen like to be inside, especially the species. I have rolfsianum in
> this same garden window, and it's clear they are not getting enough light.
> I've not ever had botrytis on indoor cyclamen and always change potting
> soil
> the minute I buy one, florist's hybrid or not. Hope this helps. Coum do
> like
> more moisture so keep an eye on them; you can check the watering status by
> lifting the pot up. The lighter it is, the drier it is. As soon as you can,
> put the coum outside for more light and air circulation, even if it's only
> out during the day. Protect from freezing however in its weakened state.
> Robin Hansen
> Southwestern Oregon
> Cold, sunny shifting to rain, at last.
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