Seed companies

Territorial Seed

Cottage Grove, Oregon, serving United States catalog and online orders. Listed as a reference, not an endorsement.

Overview

Territorial Seed publishes spring and fall catalogs with vegetable, flower, heirloom, and organic seed selections and planting advice. This listing is provided for reference, not as an endorsement, certification, ranking, or guarantee of current availability.

Services and programs

  • Vegetable seeds
  • Flower seeds
  • Organic selections
  • Seasonal catalogs

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:

  • Current stock
  • Shipping policies
  • Regional variety notes

Related directory resources

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Sources and last verified

Source: Territorial Seed catalogs. Last checked 2026-10-04.

Territorial Seed publishes spring and fall catalogs with vegetable, flower, heirloom, and organic seed selections.

What this listing covers

The catalog pages include planting tips and seasonal information. Product availability and shipping rules belong to the current product and policy pages.

Before ordering

Check current stock, shipping policies, and whether the variety has regional notes that fit your growing season.

More tools

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Calculate

Drip irrigation calculator

Turn emitter flow rates into weekly drip runtime.

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Seed quantity calculator

Work out how many seeds a garden bed needs.

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Fertilizer calculator

Convert a nitrogen rate into dry product weight.

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Potting mix calculator

Size pots and planters in quarts, cubic feet, and bags.

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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 sorrel plant with spear shaped leaves

Herb

Sorrel

A hardy perennial with lemony leaves, among the first greens ready in early spring.

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Illustration of a borage plant with blue star shaped flowers

Herb

Borage

A fast annual herb with cucumber-flavored blue star flowers that bees work constantly.

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Illustration of a summer savory stem with narrow leaves

Herb

Summer savory

A slender annual herb with a peppery bite, the traditional partner for beans.

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Illustration of a catnip stem with soft gray green leaves

Herb

Catnip

A hardy mint-family perennial grown for cats, tea, and clouds of small pollinator blooms.

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Glossary terms

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plant biology

Photoperiod

Photoperiod is the pattern of light and darkness a plant experiences each day. It can influence flowering, dormancy, and seasonal growth in some species.

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plant biology

Pollination

Pollination is the transfer of pollen to the receptive part of a flower, allowing fertilization and seed or fruit development in many plants.

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pests and diseases

Powdery mildew

Powdery mildew is a group of fungal diseases that forms pale, powdery growth on plant surfaces. Learn why airflow and plant conditions affect it.

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plant biology

Pruning

Pruning is the selective removal of plant parts to manage size, shape, health, safety, flowering, or fruiting. The correct cut depends on the plant and goal.

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