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Featured Resource

Echinacea for the Mid-Atlantic Region

Echinacea, also known as coneflowers, are immensely popular and iconic native plants that are prized for their beauty as well as their purported medicinal qualities. The nine species of Echinacea are native to North America and are primarily found in...

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6/15/21
Japanese Garden Plants for Hot Dry Climates

Traditional Japanese Garden plants languish in hot dry zones. Selecting alternative plants more suited for these climates increases success and enjoyment of your garden.. The plants highlighted in this article are selected for hardiness and suitability...

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5/14/21
Mt. Cuba Center Native Bee Survey

Results are in from one of the most significant studies ever completed on Delaware’s bees. From 2018-2019, Mt. Cuba Center partnered with Matthew J. Sarver of Sarver Ecological to scientifically measure which species of bees were attracted to our...

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4/29/21
Getting Started Managing your Land

Put your knowledge and plan into action to manage your forest land! This presentation will help you learn how to implement a woodland management plan that achieves your objectives.

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3/2/21
Focus on Sustainability Current Webinar Recordings

Available to Members Only

A Focus on Sustainability is a collaborative series between the Ecological Landscape Alliance, Chesapeake Conservation Landscaping Council, ReScape, Deep Roots Kansas City, and the American Public Gardens Association....

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2/11/21
An Assessment of the Need for Native Seeds and the Capacity for Their Supply: Interim Report (2020)

This report describes the first phase of an examination of some of the nation’s needs for
native plant seeds (a shorthand term to include all forms of native propagative plant material)
and of the capacity to meet those needs. Across the...

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12/8/20
Bartlett Tree Experts Series: Boxwoods

Boxwoods: The Good, the Bad, and the Alternatives

Andrew discussed the ever evolving soap opera of the Boxwood World. Andrew will begin with a rough outline of the pests and pathogens that are plaguing this landscape staple and end with a few...

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11/19/20
Lessons Learned: A New Kind of Rose Garden

Available to Members only.

Since the Ontario Cosmetic Pesticide Ban of 2009, Royal Botanical Gardens (RBG) had struggled to maintain its Rose Garden to world class standards. Ontario's 2017 sesquicentennial celebration afforded the perfect...

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10/12/20
Focus on Sustainability Archived Webinars

A Focus on Sustainability is a collaborative series between the Ecological Landscape Alliance, Chesapeake Conservation Landscaping Council, ReScape, Deep Roots Kansas City, and the American Public Gardens Association. Focus on Sustainability webinars...

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10/7/20
Creating a pollinator garden for native specialist bees of New York and the Northeast

The guide provides a detailed the native plants of New York that are crucial for supporting native specialist bees; including, where the region or habitat the plant occurs naturally, date of bloom, color of bloom, plant structure, how to obtain seeds...

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8/31/20
Wild Plants and You in the Times of COVID19 and the Essential Journey to Sustainability

With the current global spotlight on wild animal markets as a possible source of the COVID-19 epidemic, it is easy to forget that the biggest flows of “wildlife” in trade involve plants, not animals. This report summarises what is known about the trade...

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6/19/20
Diversity is Magic: Emerging issues in selecting appropriate native plants for ecosystem restoration

Selecting species and seed from appropriate sources to maximize project success faces many challenges, and this presentation will review plant selection for ecosystem diversity for economically and ecologically practical outcomes. Habitat degradation...

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6/3/20
Phytoremediation of Soils using Fast-Growing Trees in Vacant Lots and Landfills

Phytoremediation is a green technology that utilizes specialized trees to remediate contaminated soils across the rural to urban continuum. The trees stabilize pollutants in the soil, trap the contaminants in their biomass, and/or break down the...

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3/9/20
Landscaping for Resilience in a Changing Climate (Online Course)

The Earth's climate is changing. Impacts - including higher temperatures, rising sea levels, and longer periods of extreme weather - are...

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1/22/20
TIPS Community Webinar: PlantSnap Initiative

The Association's TIPS Community presents a "Technology Tuesday" on the Association's PlantSnap Initiative featuring PlantSnap founder Eric Ralls. Find out how your garden can participate in this exciting citizen science project.

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12/4/19
New Tools for Identifying and Prioritizing Range Shifting Invasive Plants

Join Jenica Allen and Bethany Bradley to learn about new tools for identifying and prioritizing range-shifting invasive plants coming soon to a landscape near you. Whether you’re a property owner, land manager, landscape professional, or policymaker,...

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11/25/19
Resistance of European ash (Fraxinus excelsior) saplings to larval feeding by the emerald ash borer (Agrilus planipennis)

European ash is a significant tree commercially, ecologically, and culturally. It is currently
threatened by two invasive species, the fungus that causes ash dieback and
the emerald ash borer (EAB) beetle. We show that saplings of...

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11/15/19
Genome sequences of horticultural plants: past, present, and future

Horticultural plants play various and critical roles for humans by providing fruits, vegetables, materials for beverages,and herbal medicines and by acting as ornamentals. They have also shaped human art, culture, and environments and thereby have...

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10/11/19
Finding Urban Trees for a Changing World

Trees planted in cities face many survival challenges, but when they thrive they make our cities healthier, less hot, and more beautiful. Historically, professionals have planted the same familiar trees over and over in cities since they are a safe bet...

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9/12/19
The Landscape Architect in the Nursery: Tagging Trees and Enforcing Specifications

Tree defects such as co-dominant leaders, girding roots and buried trunk flares, present at time of planting, cause failures and decline long after the warrantee period has expired.  Landscape architects may go to nurseries to tag trees; but often...

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9/12/19

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