The other half of the cuttings came
from stock plants that were not treated with
ethephon, but were manually pinched. All
stock plants were grown in a single layer
polycarbonate covered greenhouse and maintained
at 17 °C night and 24 °C day temperatures.
Cuttings were harvested from both types
of stock plants and rooted into a sphagnum
peat-based medium. Plants grown from these
rooted cuttings were used in the described
experiments. These plants will be referred to
as ethephon-treated and untreated plants. Cultivars
used in all experiments included ‘Cotton
Candy’, ‘Fox’, ‘Kim’, and ‘Veronica’.