Archive | flowers


Oca: Thoughts on flowering

I’ve had pretty good luck this year getting oca (Oxalis tuberosa) to flower and set seed.  I’m growing enough plants to start to perceive some patterns regarding flowering.  This information may be helpful to prospective oca breeders, but could also be misleading, based on such a limited period of time. Climate I have not grown […]

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Oca: Flower forms

I use the descriptors established by the International Institute of Phytogenetic Resources for the oca (Oxalis tuberosa) profiles on this site.  They define three flower forms: round, starlike, and pentagonal.  Here is what each of them looks like: Round is defined as 75% or greater overlap of the petals. Round oca flower Starlike is defined […]

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Oca: Hopin for flowers

First flower on a Hopin oca plant Yesterday, I wrote of my surprise at finding June flower buds on some of our oca (Oxalis tuberosa) plants.  Today’s events were not quite as surprising, but still unexpected.  We have our first oca flower.  It opened on a plant of the Hopin variety sometime between 10AM and […]

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