(a) Hemp crops for Foundation and Registered classes must not be grown on land which in any of the preceding three years produced a crop of industrial hemp.
(b) Hemp crops for Certified classes must not be grown on land which:
  (1) In the preceding year produced a certified crop of the same variety; or
  (2) In either of the preceding 2 years produced a non-certified crop of industrial hemp or a different variety of industrial hemp.
(c) Weeds. The presence of Broomrape (Orobanche spp.) in industrial hemps crops is cause for declining certified status.

Source Note: The provisions of this §10.52 adopted to be effective June 4, 2020, 45 TexReg 3618