It should be mentioned that when paraclades lack bracts
, all the
begin to look old and tired in late winter or spring, don't worry if the leaves droop or fall.
But very few of the potentially hundreds of compounds in the bracts
have been reported.
The binary characteristics were (1) the presence and absence of a curvature of the bract
tip and (2) the presence and absence of thorns on the bracts
long attenuate-caudate), ovate-lanceolate and acuminate upper peduncle bracts
No Christmas would be complete without the addition of at least one poinsettia, its hugely colourful bracts
brightening up any festive scene with shades of red, pink, white, yellow and burgundy.
Best varieties for pots include 'Brilliant Variegated' (brick red bracts
); 'Crimson Jewel' (crimson bracts
); 'Hawaii' (also sold as 'Raspberry Ice'; red bracts
, variegated foliage); and 'Singapore White' (white bracts
They are, in fact, bracts
, rather than flowers, which is why they are so long-lasting.
The Poinsettia's stems should be stiff, and the bracts
should be rich in
Totally deprive your plant of light for 14 hours a day for eight weeks before you want its bracts
to turn red.
In flower as early as late March, the bracts
persist for months, often changing colour to orange and tan.
They are a short day plant, which means that their tiny flowers and brightly col oured bracts
are triggered by dark-kness rather than light.