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Hyacinth bulbs should be planted in fall. Photo credit: Hershey Gardens
Plant Bulbs in the Fall for a Spring Celebration - Articles Articles
For a beautiful spring display, you should plan to plant bulbs in fall. Find out how to select, plant and care for bulbs in your garden. More
New York ironweed. Photo credit: Mary Alice Koeneke
Native Perennials for Fall - Articles Articles

Native Perennials for Fall

Mary Alice Koeneke

Pollinators need pollen and nectar all season long. This article discusses beautiful plants that offer support to pollinators well into fall. More
Coneflowers (Echinacea) can be divided. Photo credit: Lois Miklas
A Guide to Dividing Perennials - Articles Articles

A Guide to Dividing Perennials

Pamela T. Hubbard

One of the gardener’s most rewarding tasks is dividing perennials. Not only is it an easy way to acquire more plants, but it helps them stay vigorous and healthy. More
Coreopsis. Photo credit: Mark Krotulski
Great Plants for Fall Color - Articles Articles

Great Plants for Fall Color

Connie Holland

This article describes a number of flowers and foliage plants that do not typically come to mind when we think of autumn color. More
Photo credit: F.D. Richards CC BY-SA 2.0
Orienpet Lilies are Show-Stoppers in the Garden - Articles Articles
Orienpet, or OT, lilies combine the best characteristics of Oriental and trumpet lilies. This article discusses their care along with recommended cultivars and companions. More
Japanese beetle damage on rose foliage. Photo credit: Lois Miklas
Simple Strategies to Deal with Garden Pests, Diseases - Articles Articles
You can create a relatively pest and disease free garden if you believe that ‘perfect’ plants are not the absolute goal of gardening and that all insects are not out to get you. More
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
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
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
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
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