Plant Care

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Avocado on tree
UC Master Gardeners of Santa Clara County: Page

Avocado

When to plant: March to April (after last frost date) Harvest window: Varies widely depending on variety Fertilization: Nitrogen throughout the growing season; iron, zinc, and other nutrients may be needed Train young trees to promote lateral growth.
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Ripe and unripe blackberry on plant
UC Master Gardeners of Santa Clara County: Page

Blackberries and Raspberries

Three main types of raspberries are grown in the United States: red, purple and black. They differ in ways other than fruit color. Red raspberries have erect canes and are propagated by suckers. These are usually grown in the Western States. Black raspberries have arched canes that root at the tips. Purple…
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UC Master Gardeners of Merced County: Page

Ask Our Helpline

Something in your garden or home bugging you? Do your roses have strange spots? Is something eating your tomatoes? The Merced Master Gardeners are here to help! Contact our Helpline to get answers to your garden challenges and pest problems. Send an email to anrmgmerced@ucanr.edu.
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Houseplants
UC Marin Master Gardeners: Page

Houseplants

Photo: Daria Rem, Pexels If you revel in the array of tones and textures in our garden, you can bring that feeling indoors with a few well-placed houseplants. Houseplants create a sense of colorful coziness, along with the added bonus of purifying the air you breathe.
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Assortment of colorful, red and orange tomatoes
UC Master Gardeners of Santa Clara County: Page

Spring Garden Fair Tomatoes

Spring Garden Fair tomatoes descriptions. We offer a wide selection of delicious tomato seedlings, from huge beefsteaks to bite-size cherry tomatoes, both heirloom and modern varieties, in a rainbow of colors. All have been trialed by UC Master Gardeners.
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fertilizing
UC Marin Master Gardeners: Page

Fertilizing

Wells Brothers Farm > What is (and isn't) a fertilizer > Why fertilize? > What to use > Understanding labels & terms > Chemical vs.
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lilies
UC Marin Master Gardeners: Page

April

Plant painted lady gladiola corms (Gladiolus carneus) in spring for a beautiful summer display. Photo: Creative Commons Maintenance and prevention Troubleshoot irrigation system for missing or clogged emitters and broken spray heads. Begin irrigation as rainy season ends.
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pruning shears
UC Marin Master Gardeners: Page

Pruning Trees & Shrubs

Hydrangea. Photo: Annie Spratt, Unsplash This section covers flowering trees and shrubs that have been introduced to Marin and other California counties as a result of European contact. These tend to enter dormancy when days shorten and temperatures cool.
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UCCE_Kiwifruit
UC Master Gardeners of Santa Clara County: Page

Kiwifruit

When to plant: January to March (bareroot) Harvest window: October to November, depending on variety Fertilization: Regular nitrogen feeding during the first half of the growing season Provide a sturdy trellis or arbor for the wide-spreading (up to 30 feet) deciduous vine.
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