HOrT COCO-UC Master Gardener Program of Contra Costa

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Photo of plants for sale
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It's Time to Plan Your Summer Tomato Crop

March 6th, 2023
By Help Desk Team
It is not unusual to find tomato seedlings for sale in local nurseries and big box stores as early as February or March. Don't make the mistake of rushing to plant them in your garden.
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Drawing of seedling
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Indoor Seed Starting

February 20th, 2023
By Help Desk Team
A great way to get a head start on your spring and summer vegetable garden! The seeds of many vegetable plants can be planted indoors several weeks before the usual outdoor planting date.
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Photo of onion bulbs
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February is a Good Time to Plant Onions

February 6th, 2023
By Help Desk Team
If you've been frustrated when growing onions because the plants produce flower stalks instead of bulbs, it is time to try again. In our Contra Costa County climate, when onions are started in the fall, it is not unusual for them to flower the following spring.
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Winter yellowing on lemon leaves
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Fertilizing Citrus

January 23rd, 2023
By Help Desk Team
Are you noticing that the leaves on your citrus trees are looking yellow, and wondering if now is the time to fertilize? We have some answers for you. Should You Fertilize Now? First of all, don't be too worried about the yellow leaves.
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