Border officials warn: Valentine's flowers might express true love, but some are risks for disease, pests
As Valentine's Day nears, U.S. Customs and Border Protection officials are working to keep imported flowers free of pests or ...
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How to grow California roses – and transform your yard with native, bee-friendly borders
Rosa californica, or the California wild rose, is a beautiful native plant that will add a naturalistic charm to any yard.
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Botanic gardens must team up to save wild plants from extinction, say researchers
The results suggest that the world's living collections have collectively reached peak capacity, and that restrictions on wild plant collecting around the world are hampering efforts to gather plant ...