Robert Barham and David Joynt are making good on their patented heat tolerant broccoli. Their innovation may revolutionize the broccoli business. (U.S. Patent 6,294,715).
Broccoli grows best in temperatures between 40 degrees and 70 degrees. Joynt and Barham said their variety holds up into the high 90s, tolerating heat spikes of up to 112 degrees. AP.
The patentees have apparently made available to the public without restriction a deposit of at least 2500 seeds of the patented broccoli 393-2-19 with the American Type Culture Collection (ATCC), Rockville, Md. 20852 which has been assigned ATCC number 203533.