Amaryllis flowering

Nathan Lange
Sat, 13 Jun 2015 18:12:59 PDT

Good call, 26 cm (10 inches) in circumference! I 
don't think I have ever seen a 10 inch diameter 
A. belladonna bulb although some Amaryllis hybrid 
bulbs can easily get over 15 cm (6 inches) in diameter.


At 05:58 PM 6/13/2015, you wrote:
>Nathan wrote: "Second, bulb size. Like all 
>bulbous plants, there is a minimum bulb size 
>required for flowering. The minimum bulb size 
>for A. belladonna  to flower has been reported 
>to be 26 cm (10 inches) but this seems  very 
>large and likely varies with growing 
>conditions. " Nathan, is that 10 inches in 
>diameter or circumference?  I know these bulbs 
>can be big; do they ever reach 10 inches in 
>diameter? Jim McKenneyMontgomery County, 
>Maryland, USA, USDA zone 7 and in my experience 
>not Amaryllis belladonna 
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