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Ostrich Fern, Photo credit: Louise Brewer
Gardening with Ferns - Articles Articles

Gardening with Ferns

Mary Ann Ziemba

Ferns may be the best solution for problem spots in shady gardens. Find out how different types of ferns can be used in the landscape. More
Photo credit: Tim Elkner
The Dirt on Dahlias - Articles Articles

The Dirt on Dahlias

Mary Reefer

Dahlias are showy flowers that brighten the summer garden. Learn how to grow them and save the tubers for future years. More
A lotus flower form of a tree peony, 'Guardian of the Monastery', Photo credit: TJ Mrazik
The Beloved Peony - Articles Articles

The Beloved Peony

Thomas Mrazik

Peony flowers have richness unlike any others. Home gardeners can create an exquisite and long-lasting display by understanding the types of peonies available and the proper planting requirements. More
Various cultivars of clematis. Photo credit: Nancy Knauss
Clematis "Queen of the Vines" - Articles Articles
Clematis are beautiful perennial vines. Find out how to care for them and the characteristics of different cultivars. More
Native plants contained by sidewalk at Penn State Extension's Dauphin County office. Photo credit: Lois Miklas
Containing Garden "Thugs" - Articles Articles

Containing Garden "Thugs"

Rose Trunzo, Judy Wisk

Even desirable plants can become thugs in the garden by taking over areas that you did not intend. Learn some ways to contain opportunistic garden plants. More
Photo credit: Lois Miklas
De-Icers and Plant Health - Articles Articles
Find out what effect winter de-icers can have on plants and which types are least harmful. More
Photo credit: Kim Frey
Evaluating the Garden - Articles Articles

Evaluating the Garden

Pamela T. Hubbard

Winter is the perfect time to reflect on the successes and disappointments of last year's garden. More
A Cedar Waxwing takes advantage of a winter food source. A well-planned rain garden provides fruits, seeds and nectar and is a valued food source year around. Migrating birds will find refuge, food and shelter, completing this unique habitat.
Rain Garden - Biodiversity - Articles Articles
Creating biodiversity and habitat while conserving water. Basic information on rain gardens and plant material suggestions for each zone of a rain garden. More
Rain Gardens - the Basics
Rain Gardens - the Basics - Articles Articles
Rain gardens are a simple and resourceful way to use the stormwater from your gutters productively as a garden. More
Rain Gardens - the Plants
Rain Gardens - the Plants - Articles Articles
Suggested plant material (trees, shrubs and perennials) for the three rain garden zones. More
Planting Along Streams
Planting Along Streams - Articles Articles
If you have a stream on your property, even it’s small, you have the opportunity to both enhance your landscape and protect precious water resources. More
Red maple (Acer rubrum)
Plant Guide: Sun to Part Sun - Wet to Moist Soil - Articles Articles
Trees, shrubs, vines and perennials that are naturally found in sun to part sun and wet to moist soils. More
USDA map showing where Buddleia is invasive
Avoiding Invasives: Butterfly Bush - Articles Articles

Avoiding Invasives: Butterfly Bush

Constance Schmotzer

How could the ever popular butterfly bush possibly be a problem for pollinators when it attracts butterflies and is highly marketed as a “must-have” plant for butterfly gardens? More
Organic Land Care Best Management Practices Manual
Organic Land Care Best Management Practices Manual - Articles Articles
This free manual provides recommendations to land managers and landscape contractors on best management practices for effectively conducting organic land care. More
Mountain laurel (Kalmia latifolia) Linnaeus
Plant Guide: Shade to Part Shade - Dry to Moist Soil - Articles Articles
Trees, shrubs, vines and perennials that are naturally found in shade to part shade and dry to moist soils. More
Sweetbay (Magnolia virginiana)
Plant Guide: Shade To Part Shade - Wet To Moist Soil - Articles Articles
Trees, shrubs, vines and perennials that are naturally found in shade to part shade and wet to moist soils. More
Flowering dogwood (Cornus florida)
Plant Guide: Sun to Part Sun - Dry to Moist Soil - Articles Articles
Trees, shrubs, vines and perennials that are naturally found in sun to part sun and dry to moist soils. More
Four-lined plant bug adult. Photo: S. Feather, Penn State
Four-lined Plant Bugs Are Active Now - Articles Articles
Four-lined plant bugs, Poecilocapsus lineatus, become active in May. More
Horseweed. Photo: Bill Curran, Penn State
Horseweed—a Winter and Summer Annual - Articles Articles
Horseweed (Conyza canadensis) also known as marestail, reproduces by seeds. More
Spring Plants that are Poisonous to Horses, Dogs and Barn Cats
Spring Plants that are Poisonous to Horses, Dogs and Barn Cats - Articles Articles
Many ornamental plants can be harmful to horses, dogs and barn cats. More
Lantana and Petunias
To Deadhead or Not? Your Final Answer is... - Articles Articles
Deadheading is a gardening term that defines the process of removing faded or dead flowers from plants. More
Purple Loosestrife – A Noxious Weed
Purple Loosestrife – A Noxious Weed - Articles Articles
Recently, some folks pulled into the local nursery, asking about the pretty pink flowering plants that were blooming along the fields and roadsides. More
Container Gardening
The Art of Container Gardening - Articles Articles
Constructing a container garden isn’t about doing everything perfectly. In fact, there is no right way to create a container garden. More
Wheel bug nymphs
Attracting Beneficial Insects - Articles Articles
There are numerous insects that can be considered “beneficial.” More
Pruning Flowering Shrubs
Pruning Flowering Shrubs - Articles Articles
The correct time to prune your flowering shrubs depends on when they flower. More
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