Puncturevine is an invasive plant species causing concern in Montana, as it can pop tires and harm animals and people.
A yellow-flowered California native plant that has rarely been seen for 68 years has been rediscovered in Vasco Hills Regional Preserve on the edge of the Tri-Valley.
Some plants don't mind a cold snap, but others aren't so tough. Here’s what can handle frosty nights, and what can't.
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