The Real Dirt

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The Real Dirt blog covers regional gardening issues from soil health to planting for pollinators; from fire resistant landscaping to attracting wildlife. Read all about it!

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Citrus leaves curl and turn brown or black within a few days of frost or freezing, Jack Kelly Clark, UC IMP Program
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Frost Protection for Citrus

January 14, 2022
Freezing temperatures damage plants by causing ice crystals to form in their cells. Frost-damaged vegetation withers and turns a dark brown or black. Ice crystals can also form in citrus fruit, causing juice vesicles inside the fruit to rupture and the fruit to dry out.
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Moth Orchid, Emilee Warne
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Houseplants for the Winter Months

January 7, 2022
How about bringing a new plant home to cheer up these dark winter days? For the avid gardener, houseplants can be an excellent source of greenery and even flowers when the outside garden has gone gray and dormant in the doldrums of mid-winter.
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Anthurium Flamingo Flower, Emilee Warne
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Caring for an Indoor Garden

December 31, 2021
Why not start the new year by bringing a new houseplant into your home, or perhaps even by starting an indoor garden to enjoy during the cold winter months?
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Oak Galls in Bidwell Park, J.C. Lawrence
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Oak Galls and Mistletoe: Nature’s Decorations

December 17, 2021
When you look up into the bare branches of some oak trees at this time of year, you can see ball-shaped growths hanging there, looking almost like nature's Christmas ornaments. These are galls. A gall is an abnormal growth produced by a plant under the influence of another organism.
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