What do we know about heavy metals in soil? What do we know about lead exposure through soil and garden plants? What do we know about cadmium and arsenic in soils? What can I do if I’m at risk for heavy metals in my garden soil?
Carrot rust flies are well-known to growers of carrots, parsnips, celeriac, celery and other umbelliferous crops. The adults don’t do any damage, but after eggs hatch, larvae burrow into the soil and feed on the roots.
When a heatwave hits, plants may show the impact. Learn the signs of heat stress in plants and how to help them weather a heatwave with best practices for watering, mulching, shading, providing humidity and weeding.
This handbook will help you become acquainted with the growing and use of plants in gardens and home yard landscaping. It also describes how to make cut flower arrangements that you, your friends, and family can enjoy.
Ernest Schaufler, David G. Adams, Duane Johnson, 4-H Development Committee for Plant Science Projects |
Nov 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
Growers, commodity-group representatives, pest-control advisors, university specialists, and other technical experts from the Treasure Valley in Oregon and Idaho provide an overview of onion production. They identify pest ...
This publication gives general guidelines for how to exhibit fresh, dried, and potted herbs and the qualities and characteristics judges look for. It also includes a chart of instructions for exhibiting specific herbs.