Cooperative extension offices

Cornell Garden-Based Learning

Ithaca, New York, serving New York State. Listed as a reference, not an endorsement.

Overview

Cornell Garden-Based Learning provides garden guidance, food gardening resources, youth lessons, and local extension connections. This listing is provided for reference, not as an endorsement, certification, ranking, or guarantee of current availability.

Services and programs

  • Food gardening resources
  • Youth garden lessons
  • County extension links

What to verify before you go

Contact the organization or review its official source before making a trip, placing an order, joining a garden, or applying for funding. Details that commonly change include:

  • Local county office contacts
  • Current classes and programs

Related directory resources

Browse all extension offices or return to the directory hub.

Sources and last verified

Source: Cornell Garden-Based Learning. Last checked 2026-10-04.

Cornell Garden-Based Learning provides garden guidance and learning resources connected to Cornell University and local Cornell Cooperative Extension offices.

What this listing covers

The source includes food gardening resources, youth lessons, adult programs, Master Gardener information, and local New York resources.

Before using the resource

Check the local county office and current program pages because classes, contacts, and regional recommendations can change.

More tools

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Plan

Succession planting

Map repeat sowings so the harvest keeps coming.

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Plan

Fall planting calculator

Count backward from first frost to last sowing dates.

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Plan

Frost date finder

Look up local spring and fall freeze dates by ZIP code.

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Choose

Growing zone lookup

Find your USDA Plant Hardiness Zone by ZIP code.

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Garden guides

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Greenhouse growing

Greenhouse temperature guide for seeds and seedlings

Use crop-specific greenhouse temperatures for seed germination, seedlings, frost protection, and ventilation, with practical day and night ranges.

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Diagram of a raised bed cross section showing timber walls, a layer of existing soil or coarse fill, and the measured depth of new soil being added.

Materials

How much soil does a raised bed need?

How to measure a raised bed and turn the volume into bags or bulk cubic yards, with a worked example for a common 8 by 4 bed.

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October calendar diagram showing planting windows for garlic, spring bulbs, hardy greens, and cover crops closing as the first fall frost approaches.

Seasonal

What can I plant right now in my garden?

In early October, most US gardeners can still plant garlic, spring bulbs, hardy greens, and cover crops. Here is what is still open and what has closed.

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Diagram of a tulip bulb in a soil cross section planted at about three times its own height, pointed end up, with a depth marker of 6 to 8 inches.

Fall planting

When should I plant tulip bulbs?

Plant tulip bulbs in fall, about 6 to 8 weeks before the ground freezes. Here is how the window shifts by region and how deep to plant.

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Plant library

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Illustration of an oregano stem with small paired leaves

Herb

Oregano

A hardy perennial herb for sunny beds and containers, with stronger flavor in lean soil.

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Illustration of a thyme stem with tiny paired leaves

Herb

Thyme

A low, woody perennial herb for hot, dry, well-drained spots and the sunny edges of beds.

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Illustration of upright rosemary stems with narrow needle leaves

Herb

Rosemary

Rosemary planting, drainage, watering, and overwintering guidance for home gardens, including how to carry plants through winter in cold climates.

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Illustration of a sage stem with soft gray green leaves

Herb

Sage

Sage planting, drainage, pruning, and harvest guidance for home gardens, including why wet winters kill more plants than cold.

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Glossary terms

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timing

Microclimate

A microclimate is the temperature, moisture, wind, and light pattern in a small area that differs from the surrounding climate.

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soil

Mulch

Mulch is a protective layer placed on the soil surface to reduce evaporation, suppress weeds, moderate temperature, or protect soil structure.

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plant biology

Mycorrhizae

Mycorrhizae are associations between plant roots and fungi. The fungi receive plant carbohydrates and can improve access to water or nutrients in some conditions.

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plant labels

Native plant

A native plant is a species or variety that occurs naturally in a defined region without human introduction. Learn why the region and purpose of the label matter.

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