Scadoxus multiflorus - how to bloom?

Bulborum Botanicum
Wed, 01 May 2013 11:52:39 PDT
If you plant Scadoxus multiflorus to late
I have the experience they can't handle longer periods cold below +10ÂșC
last two winters I planted 50 bulbs half October
only one survived the winter in the poly-tunnel


2013/5/1 Nicholas Wightman <>

> The cool dry season has day temperatures in the mid to high teens celcius
> and night temperatures below 10. The hot dry season has temperatures that
> can get into the 30's but usually is in the high 20's. I'm not at all sure
> how much temperature plays a role in the bulbs as they occur in full sun to
> part shady conditions. I suppose it's best to try treating it as Jim does,
> maybe that will work for you too!
> Cheers,
> Nick
> > Date: Wed, 1 May 2013 07:45:20 -0700
> > From:
> > To:
> > Subject: Re: [pbs] Scadoxus multiflorus - how to bloom?
> >
> > Anders, here in Maryland. where summertime day temperatures regularly go
> over 32 degrees C (in July 1936 it reached 43 degrees C!); there are on
> average about 30 days per year when the temperature is at or over 32
> degrees C. Not only is it hot, it is humid. Not, I think, like Denmark.
> >
> > Scadoxus multiflorus multiflorus grows well and easily here. My plants
> have been in the same pot for years. During the frost free season, the pot
> is placed in a dish of water and left out in the sun. I try to remember to
> keep water in the dish at all times.  Some years I throw in some granular
> fertilizer. In the autumn, I keep a watch out for night frosts and bring
> the pot in for that night if they occur. Otherwise, the pot stays outside
> until the foliage ripens sometime in early November. Then the pot comes
> inside and spends the winter dry in the heated basement. In April or May it
> goes outside again to repeat the cycle.
> >
> > The soil used is a heavy loam.
> >
> > Other than that, it gets no special care. And the pot has bloomed every
> year, some years more abundantly than others.
> >
> > Jim McKenney
> > Montgomery County, Maryland, USA, USDA zone 7, where the tree Davidia
> involucrata has about a thousand flowers now, tulips are at their height
> and the first tree peonies are in bloom.
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> >
> >
> >
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