Freeze-drying methods have been used for over 100 years, however, the
freeze-drying of flowers has been successfully used for the last 20
Freeze-drying is a
process for fresh flowers that maintains the natural shape and vibrant
color of the botanical. Other methods of preservation are available, but
do not compare in the ability to produce an incredibly true to life
product. In fact, Good Housekeeping Magazine and NBC Dateline have rated
freeze-drying the best preservation method available today.
principal of freeze-drying is the removal of water from a fresh flower.
This is accomplished by using a vacuum that pulls the water from the
flowers that are frozen to 20 degrees below zero and changes the water
to vapor that is collected as ice crystals in a cold chamber.
Preservations re-hydrates each bouquet before the process begins. This
helps bring back the natural beauty of the flowers so that they look
their very best for the freeze-drying process.
Each bouquet is
photographed, inventoried, measured and dismantled so that each flower
can be individually treated according to their type and color.
Pre-treatments are used to hold natural color and open the cell
structure. The flowers are then loaded onto trays and frozen in a
holding freezer to prepare them for the freeze-drying process.
state-of-the-art freeze-drier removes the moisture from each flower over
a period of 10-16 days depending on the flower type and other factors.
Once the process is complete, the flowers are removed and allowed to
cure for a couple of days.
A wire stem is
added to each flower head to prepare it for color enhancement and
post-treating. A thin polymer coating is applied containing a UVA shield
to protect against sunlight and moisture damage. Flowers are stored in
plastic boxes by customer job number and are ready for the design
It is best to have
the display choice made as soon as possible since each display is custom
made-to-order. If any mementos are to be included, they should be
brought when the display is chosen. The flowers are designed into the
display per the directions provided by the client. When complete, the
display is closed and ready to be picked up by the customer. The whole
process from the time the bouquet is delivered to the time the display
is completed within approximately 12 weeks.