June 9, 2025
The Penn State Extension Master Gardener volunteer program supports the outreach mission of Penn State Extension by utilizing unbiased research-based information to educate the public and our communities on best practices in sustainable horticulture and environmental stewardship.
December 18, 2024
Native plants have many ecological benefits but some of them have poisonous properties. You may not want to invite these native plants into your yard.
September 5, 2024
Ornamental olive trees, once frequently sought-after landscape plants, are now on Pennsylvania's invasive plant list.
June 24, 2024
Create a healthy garden teaming with pollinators and other beneficial insects by adding, changing, or removing a few tasks in the gardening process through the seasons.
May 17, 2024
After an enforced pause during the COVID-19 pandemic, Master Gardener, Cathy Witsberger and team visited over 460 first graders in Washington County to spread the word about poison prevention and Mr. Yuk.
May 6, 2024
View the full report of Penn State Extension Master Gardener county, state, and even national accomplishments!
January 16, 2024
What should the gardener make of houseplant products that abound, especially on websites and in catalogs? This article recommends which accessories are necessary for indoor plant care and which are not.
May 11, 2023
Black-eyed Susan flowers, Rudbeckia spp., and cultivars bring ecological benefits and beauty to your garden. Find out how to choose, plant, and grow the Rudbeckia cultivars known as Black-eyed Susans.
February 22, 2022
Last winter and early spring I was flabbergasted to find that the seeds of many of my favorite varieties of cucumbers, squashes, and especially tomatoes were "Out of Stock" at online suppliers, and very difficult to find at gardening stores.
