Pulsegleaner
Garden Master
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- Apr 18, 2014
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Actually, they both have problems. P. Vulgaris wouldn't be known in Europe until it was brought from the new world. And while Vulgaris can get to be very long in it's vining form, it doesn't get that tall without a support. It's clear that Jack's beanstalk doesn't need one (how'd he put one on in any case) and, if it was a bush type bean, it'd knock over his house as well with the branches. A fava, which does grow more or less upright on its own, just seems to fit better.That's interesting @Pulsegleaner, I didn't know Peru was so rich in fava diversity. One can only conclude then that favas do better than P. vulgaris there I guess? I've always been a little on the fence about favas; I haven't had too much trouble with heat negatively affecting my plants (they can get a bit wilty at the height of the day, but spring back to normal in a few hours) I find productivity per square foot very low. That will always be a limiter for me. That, and the fact they cross so readily. I will say though that last summer's fingerprint fava experiment demosntrated that there is quite a margin for heat tolerance in the species, and those in particular are at the upper end of tolerance for sure. I'm goign to try and find space for some Midnight Black favas, the little ones, and see if that small size will also result in significant differences in growing behaviour.
Personally, I feel skeptical about the ancient origins of various bean species. Jack and the Beanstalk is a very old European tale, 5,000 years old, and couldn't possibly be about 3 or 4 foot tall fava plants. I'm sure it's P. vugaris in that story.
That being said, I'm not sure Jack and the Beanstalk is that old of a story. The first record is only from something like the 1700's, when it was still the first part of "Jack the Giant Killer". What kind of bean was intended would be a bit questionable.
As for how well they do, it's a cool weather adapted plant, and many parts of the Andes basically have cool weather year round. I wouldn't say it does better that P. vulgaris any more than I'd say it does better than P. lunatus; it's just one more option. Remember, vulgaris itself was domesticated two times, and one of those times was IN the Andes (that's why there is a Mesoamerican bean diversity pool and an Andean bean diversity pool, and they sometimes have problems crossing. )