The Coastal Gardener

The Coastal Gardener, a quarterly Newsletter from the UC Master Gardeners of Humboldt & Del Norte Counties.

Ask a Master Gardener - Last Frost Date

April 4, 2026
By Lisa Nedlan
Question:I have been hearing different dates for the last frost date in Crescent City. Some places say the end of March; some places say the end of May. Are you able to help select a last frost date for seeding planning? The garden is located on the College of the Redwoods campus at 833 W Washington Blvd…
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Queen bumble bees survive in flooded nests. How do they do that?

April 4, 2026
By Keyt Fischer
Have you ever wondered how queen bumblebees survive winter? Many queen bumble bees living in temperate climates spend the winter in underground nests and remain buried in a hibernation-like state called diapause. During diapause, the quiescent queen’s metabolism slows; in common eastern bumblebee queens, it…
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Winter, 2025 Newsletter and Events

December 17, 2025
By Lisa Nedlan
Happy Holidays! As the year winds down, we would like to wish you Happy Holidays and thank you for your support and interest in the UC Master Gardeners of Humboldt and Del Norte Counties. We are excited to share that, beginning in February 2026, we will offer a series of monthly presentations on the 3rd…
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Primary Image
an image of growing microgreens

Your Indoor Winter Garden: Fresh Microgreens for Gloomy Days

December 17, 2025
By Isabela Pakbaz
 By Isabela PakbazIf you are looking for a way to increase your nutrient intake during winter, diversify the greens options in your diet or just get your gardening “fix” during the slow outdoor months, consider growing microgreens indoors! Microgreens are seedlings harvested just after their first…
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