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Blossom-end Rot of Tomatoes

Blossom-end rot appears as a large, gray to black spot at the blossom end of the tomato fruit, the end opposite the stem. This publication discusses the causes of blossom-end rot and suggests methods of prevention.

Iain C. MacSwan | Mar 2024 | Extension Catalog publication Peer reviewed (Orange level)

Organic Management of Flea Beetles

Flea beetles are common garden pests found throughout the Pacific Northwest. Flea beetle feeding on plants in the Brassicaceae and Solanaceae families can scar foliage and potato tubers, leading to reduced marketable...

Joyce Parker, Carol A. Miles, Toddy Murray, William Snyder | Nov 2012 | Extension Catalog publication Peer reviewed (Orange level)