Florida Administrative Code › 5 - DEPARTMENT OF AGRICULTURE AND CONSUMER SERVICES › 5B - Division of Plant Industry › Chapter 5B-62 - CITRUS NURSERY STOCK CERTIFICATION PROGRAM › Section 5B-62.028 - Citrus Seed

Current through Reg. 50, No. 138; July 16, 2024
Citrus seed must originate from source trees that are
				  registered on a Certificate of Source Tree Registration as specified in Rule
				  5B-62.017, F.A.C., and must meet
				  the following requirements:
(1)
				Budwood used to propagate seed source trees must be taken under the direct
				supervision of the department and shall be reported on a Source Tree Bud
				Cutting Report, FDACS-08172, Revised 03/14, as incorporated in Rule
				5B-62.005, F.A.C. The Budding
				Record Location on the Source Tree Bud Cutting Report must identify the
				location of the progeny trees in the nursery.
(2) The planting of seed source trees must be
				witnessed by the department using the Growers Record of Registered Scion Tree
				Movement, FDACS-08071, Revised 03/14, as incorporated in Rule
				5B-62.005, F.A.C.
(3) Existing registered seed source trees can
				be top-worked to another variety provided the new variety is not similar in
				leaf or fruit morphology. Topworked seed source trees must comply with
				subsections (1) and (2), above. Topworked trees must be inspected to assure
				only the topworked variety is grown.
(4) New seed source trees cannot be within
				300 feet of an approved greenhouse structure.
(5) Seed source trees must be inspected by
				the department and shall have at no time shown symptoms of seed transmissible
				pathogens listed in Rule
				5B-62.003, F.A.C.
(6) Seed source trees must be tested and
				found free of citrus leaf blotch virus and citrus tatter leaf virus.
(7) Seed source trees not originating from
				registered stock must be parent-tree tested and found free of seed
				transmissible pathogens listed in Rule
				5B-62.003, F.A.C.
(8) Seed used in commercial citrus nurseries
				must be treated to prevent the spread of pathogens as defined in subsection
				5B-62.028(13),
				F.A.C.
(9) Seed extraction
				operations must be separated from any approved greenhouse structure.
(10) Seed drying must be separated from
				extraction areas and away from field citrus trees.
(11) Fruit rinds culled from the extraction
				process must be removed from the area prior to seed treatment and drying and
				all personnel/vehicles handling the fruit shall be decontaminated.
(12) Nursery personnel must not enter any
				approved greenhouse after being involved in the extraction/treatment process,
				until the following day.
(13) Seed
				must be hot water treated at 125 degrees Fahrenheit for ten minutes, followed
				by dipping in 2% household bleach (sodium hypochlorite), by volume for 5
				minutes. A surface fungicide must also be applied to the seed prior to
				storage.
(14) Small lots of seed
				used for research or own-use nursery are exempt from hot water
				treatment.
(15) Citrus seed
				originating outside of Florida must meet the following requirements:
(a) Citrus seed must be imported under a
				permit issued by the division.
(b)
				The source trees for seed originating outside of Florida must have tested free
				of seed-transmissible diseases listed in Rule
				5B-62.003, F.A.C.
(c) The tests for citrus seed-transmissible
				diseases shall have been completed within 36 months of the seed extraction
				date.