Gardening Answers Knowledgebase
Search Results for ' Zelkova'
PAL Questions: 1 - Garden Tools:
What could cause sinus allergy symptoms every December?
According to Thomas Ogren's book, Allergy Free Gardening , the genera Alnus, Baccharis, Casuarina, Festuca, Pennisetum, Juglans, Poa, Tamarix, Taxodium, Thujopsis, Xylosma, Zelkova, and palm trees all produce pollen during December.
(Source: Ogren, T.L., Allergy-Free Gardening: The revolutionary guide to healthy landscaping , 2000, pp.262-265)
Also check out Allergy Free Gardening website.
This article on Low-Allergy Gardens has some tips on allergy-friendly landscapes.
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December 12 2014 11:33:49