blue hydrangeas
figs, ripe and ready for harvest
yarn dyed with plants

Plant Showcase


Hydrangeas are a reliable summer beauty. They range in bloom time, shape and habit bringing shades of white, pink and deep blue into our gardens. Discover what varieties will extend your summer color from June through September. Also learn when and how to properly prune hydrangeas as some bloom on new wood while others don’t.

Rose Gardening: Secrets to Success

Want to grow beautiful roses? Learn the secrets to success including plant selection, care, pruning, and disease prevention. No prior experience with growing roses necessary.

The Flavor of Tomatoes

Home-grown tomatoes capture the flavor of summer. Hybrids or heirlooms? Determinates or indeterminates? Learn about the conditions for growing  the tastiest tomatoes, whether in the yard or in containers. Identify the reliable performers on Long Island, including classic favorites and new varieties.

Orchids 101

Orchids are one of a kind in beauty and performance. Enjoy a number of varieties, colors and shapes of these attractive tropical plants. Learn how to promote repeat blooms.

Happy Houseplants

Learn how to keep your houseplants looking their best year-round. Pick up tips for optimal care and maintenance, including possible pests. Discover handsome houseplants to enjoy even if you don’t have a green thumb.

Figs, Figs, Figs

Love fresh figs? Never tasted one? Fig lovers know that it wasn’t an apple that tempted Adam and Eve, but a fresh fig! Learn how to grow figs in pots to guarantee a bumper crop in your garden every year.

Azaleas & Rhododendrons

Azaleas and rhododendrons bring a welcome splash of color to the landscape. Basic care requirements for these acid-loving shrubs are thoroughly covered in this workshop. Learn how to buy the right plants and select a site for them. Soil preparation, watering, pruning, and landscape uses for these garden beauties are discussed.

Fall is for Planting Bulbs

Bring spring color to your garden when you plant bulbs, tubers, rhizomes and corms in the fall. Learn how to extend blooms from early spring to early summer with snowdrops, daffodils, crocus, tulips, allium and iris. Discover proper planting techniques for an array of flowers from March to June next season.

Dyes from Plants

Learn about a variety of plant pigments, the plants that produce them and how to use them. This workshop will provide a brief introduction to the traditional and historical plant pigments and basic dyeing. Get hands-on experience with historical and local plants. Take home instructions will get you started on your own. (Additional materials fee)

Long Island Gold Medal Plants

This presentation highlights the many winners selected for the LI Gold Medal Plant Program. Exceptional trees, shrubs, perennials, vines, and annuals have all been selected for their beauty and performance in our landscapes. Contact Mina Vescera, Extension Educator: Nursery/Landscape Specialist, via email

Invasive Species: Why Can't We All Get Along?

This presentation introduces what defines invasive traits, reviews NYS regulations, and what home gardeners can do to limit the spread of invasives. Contact Mina Vescera, Extension Educator: Nursery/Landscape Specialist, via email

Pruning Roses and Hydrangeas: No More Flowerless Plants

Roses and hydrangeas are commonly pruned incorrectly leaving the plants with a reduced flower display. This presentation will provide you with the necessary knowledge to maximize flowering. Contact Mina Vescera, Extension Educator: Nursery/Landscape Specialist via email

Getting to Know Woody Ornamentals

What makes woody ornamentals so special? This presentation reviews how trees and shrubs can be provide both beauty and functionality in the landscape. Contact Mina Vescera, Extension Educator: Nursery/Landscape Specialist via email


Roxanne Zimmer
Community Horticulture Specialist
631-727-7850 x 215

Last updated July 5, 2022