begin to look old and tired in late winter or spring, don't worry if the leaves droop or fall.
Group II differed from the other groups because it exhibited a higher primary head length and outer bracts
5 long x 5 widely triangular, bract
wide, apiculate, 7 4.
Then in September, as poinsettias are daylight sensitive, provide exactly 15 hours of complete darkness to make the bracts
5-20 (-24) cm long; bracts
opposite, widely rounded, up to 1 mm long, 4-8 mm broad, sometimes reduced to a mere rim around the peduncle, or foliaceous, elliptic, rounded or broadly ovate, 1-4 cm long, 0.
Lacey and Herr report tests showing that temperatures inside the darker bracts
myrsinites, an evergreen with yellow-green bracts
which will grow to only 8in high.
As far as the Hydrocharitaceae are concerned, when we use the term directly we are using it in the sense of Kaul (1970), and we mean a structure that has a long first internode surmounted by one or more bracts
and that bears one or more flowers.
REG from Kingswinford was asking how to care for his wife's Poinsettia she had been given at Christmas to make it bract
up for next year.
Poinsettias with bracts
in light lemon yellow or cream pair beautifully with house plants with variegated foliage, especially when displayed in a large pot lightly brushed with gold paint.
These squares (20 d old from tagging date) were collected at the last day of each shade treatment to determine the effect of shade on nonstructural carbohydrate concentrations in the floral buds and bracts
the colored bracts
of many Araceae, Bromeliaceae, Euphorbiaceae, and Nyctaginaceae; Heywood 1978).
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.
grifithii Fireglow has scarlet bracts
on top of single stems that can spread but rarely become a nuisance.