Yes; I have googled. I don’t know if it’s because the ratings are intellectual property of Thomas Ogren, who literally wrote
the book on plant allergies, but when I hear that his OPALS system is accepted by USDA, I would expect that an easy way to look up the allergy potential of a plant when I don’t have my copy of the book handy would be a valuable public service.
Somehow my house and garden got tiny gnats that killed my fuchsia plant and fly everywhere. I have tried ALL the Web recommendations - soap and oil dishes, sand in th...
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Growing our first garlic, should we wait until the leaves are drying out before we pick it? Husband picked first one today along with our first potatoes.
Hi everyone, I have mice in my garden destroying my vegetables and I have also noticed them in the barn and shed. Please can someone tell me how to prevent them from ...
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This year I am going to plant a colorful border using annuals. What annuals have you used or do you recommend for a border? The area is full to part sun. I am not ...
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There is a lot of stuff out there, you just need to Google and sift through it all.
http://www.allergyfree-gardening.com/opals.html
https://en.m.wikipedia.org/wiki/OPALS_(Ogren_Plant_Allergy_Scale)
https://www.simplemost.com/the-24-best-worst-plants-for-your-allergies/
Yes; I have googled. I don’t know if it’s because the ratings are intellectual property of Thomas Ogren, who literally wrote
the book on plant allergies, but when I hear that his OPALS system is accepted by USDA, I would expect that an easy way to look up the allergy potential of a plant when I don’t have my copy of the book handy would be a valuable public service.
Hi James, Here's a link: http://www.allergyfree-gardening.com/opals.html
Good luck!