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Fresno Gardening Green

News and information about sustainable gardening in Fresno County written by UC Master Gardener volunteers. For more information, visit the UC Master Gardeners of Fresno County website.

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Yellow cone flowers

This week in the garden: July 3 - 9

July 2, 2026
“Sweet flowers are slow and weeds make haste” ~ ShakespeareTasksWater camellias regularly to avoid bud drop during bloom season.If you have nematode problems in your vegetable garden, summer is the time to solarize your soil.Rinse dust off foliage, especially the underside of leaves, to discourage spider…
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California wild lilac

This week in the garden: June 26 - July 2

June 26, 2026
Native plants have the ability to survive in the worst of times and thrive during the good times. They require less care, less water, and can make spectacular flower displays.TasksUse Bacillus thuringiensis (Bt) to control petunia bud worms and tomato horn worms.Watch for pests and treat if necessary.Be sure…
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Orange-yellow roses

Ramble down Rose Lane at the Garden of the Sun

June 19, 2026
 Visitors to the Garden of the Sun are invited to stroll along the new “Rose Lane,” where the demonstration garden’s 32 varieties of roses line a walking path near the entrance.The selections at GOS are just a few of the estimated 30,000 rose varieties cultivated around the world. They represent several…
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Yellow, orange and burgundy flowers

This week in the garden: June 19 - 25

June 19, 2026
Pre-dawn irrigation is preferable to reduce the amount of water lost to evaporation.TasksControl weeds before they flower, produce seed and multiply.If citrus trees have scale, mites or thrips, spray with summer weight horticultural oil.Treat petunia, geranium and tomato plants with Bacillus thuringiensis …
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Peaches hanging in a tree

Invasive fruit flies are an ongoing threat in California

June 11, 2026
 There are thousands of species of fruit flies in the world. Many aren't a threat to California, but a handful of fruit flies not native to the state have the potential to ruin our backyard fruit production and cause billions of dollars in damage to the agriculture industry.“The most harmful fruit flies…
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