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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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Pink roses

Rosie's corner: What to do about Botrytis blight

May 1, 2026
Can you believe the year is almost halfway over? Time is flying! Walking around the neighborhood, I noticed that there are roses which look like they have measles. As far as I know, measles is not contagious from humans to roses (thank goodness!). If you see red dots or spots on the petals of your…
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White flowers over an arch

This week in the garden: May 1 - 7

May 1, 2026
Keep recent plantings well-watered and mulched. Sudden warming plus dry winds can stress plants.TasksUse a 3-inch layer of mulch around trees and shrubs to retain moisture, suppress weeds, and cool soil temperature. Keep mulch several inches back from the base of trees or shrubs to prevent damage to the…
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Savoy cabbage

Unusual weather pattern poses problems for plants

May 1, 2026
Weather forecasters are predicting a gradual shift beginning this month of the La Nina weather pattern in the Pacific ocean to an El Nino pattern with warmer temperatures and little if no rainfall in the Central Valley for most of 2026. We may well have already received all of the rainfall for this rain…
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Pantry staples in mason jars

Spring cleaning for indoor pest control

April 24, 2026
For optimal spring cleaning, don’t limit your efforts to dust and grime. Be mindful of the pests that might be hiding in the kitchen, pantry, garage, bedrooms and closets. Pests can hitchhike into homes on infested food from the grocery store. The insects are so small, consumers might not notice until…
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Lilac flower bunch

This week in the garden: April 24 - 30

April 24, 2026
Whether the pest you face is plant or animal, remember safety first. Read labels thoroughly before opening containers that hold garden chemicals.TasksCheck drip and sprinkler systems – clean filters, check emitters, fix leaks, and re‐set timers.Watch for Western grapeleaf skeletonizer. Use Bacillus…
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