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Gardening & Horticulture Tips

Gardening Advice

Horticulture and gardening tips, produced by the OSU Extension Service, is a monthly update featuring gardening advice, current horticulture topics, and events for Oklahomans. Each month offers timely reminders for gardening and lawn care.

Gardening Tips

Garden Tips for Mid-to-Late September

September 18, 2026

Get mid-to-late September gardening tips for trees, shrubs, flowers, vegetables, lawns, fruit trees and general landscape care in Oklahoma.

Garden Tips for Early to Mid-September

September 3, 2026

Get garden tips for early to mid-September for trees, shrubs, flowers, vegetables, lawns, turfs, fruits and nuts in Oklahoma.

Garden Tips for Early to Mid-August

July 31, 2026

Get early to mid-August gardening tips for trees, shrubs, flowers, vegetables, lawns, fruit trees and general landscape care in Oklahoma.

Garden Tips for Mid-to-Late July

July 17, 2026

Find July gardening recommendations for lawns, vegetables, trees, shrubs, flowers and fruit, including watering, mulching and pest control.

Hort Tips

Common Pine Tree Problems in Oklahoma: Diseases, Pests and Needle Drop

November 3, 2026

Learn to identify common pine tree problems in Oklahoma, including pine wilt, needle blight, tip moths, chlorosis and natural needle drop.

Forcing Bulbs for The Holidays

November 3, 2026

Learn how to force spring-flowering bulbs indoors, including paperwhite narcissus, for beautiful winter blooms. Get tips on planting, watering and care.

Twig Girdlers

October 28, 2026

Learn how to identify twig girdler beetle damage in Oklahoma trees, understand their life cycle and manage infestations with simple fall cleanup practices.

Preparing The Landscape for Winter: Five Things Worth Doing Now

October 28, 2026

Prepare your Oklahoma landscape for winter with expert fall gardening tips on watering, mulching, pruning, frost protection, and wildlife-friendly cleanup.

Shackelford Virtual Session

Monthly topics

These Zoom Meetings, designed for both consumers and green industry professions, are free with expenses defrayed due to the continued generosity of Charles and Linda Shackelford, former co-owners of TLC, Oklahoma City. Each month a different topic is covered by various speakers throughout the United States. 

Topic Information