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Cornell Cooperative Extension

Suffolk County

  • Agriculture
  • Community Education
  • Gardening
  • Horticulture Labs
  • Marine
  • Suffolk County Farm
  • 4-H
  • Peconic Dunes Camp
  • Recursos en Español
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Perennials are favorites among gardeners.

Japanese anemone in bloom
Image by Sandy Repp

Scented flowers bring bees to your yard for pollination.

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  • Annual and Perennial Flowers, Bulbs and Ornamental Grasses
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Annual and Perennial Flowers, Bulbs and Ornamental Grasses


Cornell Herbaceous Perennials Database

Flower Growing guides

Sequence of Bloom of Perennials, Biennials & Bulbs - Including height & color range

Ornamental Grasses for the Home and Garden

Annual Flowers for New York State (Site requirements, size, etc.)

Annuals for Special Uses

Ferns and Native Plants in the Natural Landscape for Long Island

Meadow Gardening

Perennials

Perennials for Special Uses

Plant List for Everlastings (Plants for Drying)

Potpourri and Fragrance Gardens

Resistance of Annuals, Biennials, Perennials, Groundcovers and Vines to Deer Damage

Summer Flowering Bulbs

Ten Winsome Wildflowers for Your Garden

The Culture of Garden Chrysanthemums

The Culture of Herbaceous and Tree Peonies

The Culture of Spring Flowering Bulbs

Growing Iris

Impatiens Downy Mildew

Contact

Alice Raimondo
Horticulture Consultant
aw242@cornell.edu
631-727-4126

Last updated March 9, 2023

Horticulture Factsheets

  • General Gardening Information
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  • Tree / Shrub / Groundcover / Vine
  • Tree and Shrub Maintenance
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  • Flowers, Bulbs, and Ornamental Grasses
  • Small Fruit
  • Small Fruit Pests
  • Tree Fruit Growing
  • Tree Fruit Insect Pests
  • Tree Fruit Diseases
  • Indoor / Outdoor Insect Pests
  • Tick Biology and Control
  • Wildlife
  • Indoor Plant Care
  • Christmas Trees
  • Integrated Pest Management
  • Poisonous Plants
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Cornell Cooperative Extension
Suffolk County

Extension Education Center
423 Griffing Avenue, Suite 100
Riverhead, New York 11901-3071
TEL: 631-727-7850
suffolk@cornell.edu
Hours: 8:30am-4:30pm

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