Native plant resources

Pollinator Partnership ecoregional planting guides

United States, serving United States ecoregions. Listed as a reference, not an endorsement.

Overview

Pollinator Partnership provides ecoregional planting guides with native plant lists tailored to specific areas of the United States. This listing is provided for reference, not as an endorsement, certification, ranking, or guarantee of current availability.

Services and programs

  • Ecoregional plant guides
  • Pollinator habitat resources
  • ZIP code guide search

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:

  • Correct ecoregion
  • Current guide edition
  • Local nursery availability

Related directory resources

Browse all native plant resources or return to the directory hub.

Sources and last verified

Source: Pollinator Partnership. Last checked 2026-10-04.

Pollinator Partnership provides ecoregional planting guides with native plant lists tailored to specific areas of the United States.

What this listing covers

The guide search uses location information to provide regional pollinator planting guidance. It can help narrow a plant list before visiting a nursery.

Before planting

Select the correct ecoregion, review the current guide edition, and confirm availability and site fit locally.

More tools

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Plan

What can I plant this week

See which crops are inside their planting windows right now.

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Calculate

Soil calculator

Calculate how much soil your garden needs.

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Calculate

Mulch calculator

Estimate mulch volume and bags required.

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Calculate

Compost calculator

Size a topdressing layer or a soil amendment blend.

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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

Browse all plants
Illustration of a sweet pea vine with butterfly shaped flowers

Flower

Sweet peas

Fragrant cool-season climbers for trellises and cutting, best started very early.

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Illustration of a calendula flower with orange petals

Flower

Calendula

A cool-season annual with edible orange and yellow blooms that keeps flowering until hard frost.

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Illustration of a pansy flower with purple and gold petals

Flower

Pansies

Cool-season flowers for spring and fall color in beds and containers, tolerant of light frost.

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Illustration of a cornflower with narrow blue petals

Flower

Cornflowers

Old-fashioned cool-season annuals with true blue blooms, also sold as bachelor's buttons.

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Glossary terms

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pests and diseases

Aphid

An aphid is a small sap-feeding insect that can cluster on young growth and spread plant viruses. Many aphids also have natural predators.

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plant biology

Apical dominance

Apical dominance is the tendency of a plant's main growing tip to suppress growth from buds lower on the stem and limit branching.

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pests and diseases

Beneficial insect

A beneficial insect helps a garden by pollinating flowers, eating pests, decomposing material, or supporting another useful ecological process.

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plant labels

Biennial

A biennial is a plant that normally needs two growing seasons to complete its life cycle, usually growing leaves first and flowering in the second season.

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Gardening directories

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Native plant resources

Pollinator Partnership plant selection tool

Pollinator Partnership's plant selection resources help users build regional plant lists for pollinator habitat projects.

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Cooperative extension offices

University of Arizona Cooperative Extension

The University of Arizona Cooperative Extension provides research based education and local resources through Arizona county offices.

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Cooperative extension offices

Colorado State University Extension

Colorado State University Extension connects Colorado residents with university education and county based gardening resources.

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Cooperative extension offices

NC State Extension horticulture

NC State Extension horticulture provides research based gardening and grower information connected to local county offices across North Carolina.

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