Turn Food Scraps Into Living Soil — Right at Home

Hand-built redwood worm bins. Ships ready to go with worms included. No guesswork

START COMPOSTING TODAY

How Worm Composting Works

  • Add Food Scraps

    Fruit peels, coffee grounds, vegetable scraps.

  • Worms Do the Work

    Red wigglers break down food naturally.


  • Harvest Living Soil

    Nutrient-rich castings feed your plants.
SHOP WORM BINS

Handcrafted in California from sustainably sourced redwood

  • Naturally Rot Resistant

    Redwood thrives in moisture, making it ideal for compost systems that last for years.

  • No Plastic Trays

    Solid wood trays allow airflow and create a healthier environment for worms.

  • Stackable Design

    Add trays as your compost grows and harvest castings easily.

  • Handcrafted Quality

    Each bin is built by hand using solid redwood, designed to last

Start Composting With Worms Today

Worm Composting FAQ

What Worms Are Best for a Worm Bin?

The best worms for a worm bin are red wigglers (Eisenia fetida), often called composting worms. These worms thrive in environments rich in organic material and are extremely efficient at breaking down kitchen scraps.

Red wigglers are ideal for vermicomposting because they:

• live near the surface of organic material
• tolerate a wide range of temperatures and moisture levels
• reproduce quickly
• convert food scraps into nutrient-rich worm castings

Because of these traits, red wigglers are the most widely used worms in worm bins and vermicomposting systems.

How Fast Do Composting Worms Multiply?

Under good conditions, composting worms reproduce quickly. Red wigglers typically reach maturity in 60–90 days and can begin producing cocoons shortly after.

Each cocoon may contain several baby worms, and a healthy worm population can grow rapidly over time. With proper food, moisture, and temperature, a small group of worms can multiply into a large population that continuously processes food waste.

This natural population growth helps maintain an efficient and sustainable composting system.

Do Worm Bins Smell?

A properly maintained worm bin should not smell bad. In fact, healthy worm bins usually smell like fresh soil.

Odors typically occur only when the system becomes unbalanced. Common causes include:

• adding too much food at once
• excess moisture
• poor airflow

When the balance of bedding, food scraps, and worms is correct, the composting process remains odor-free and suitable for use indoors or outdoors.

What Can You Feed Composting Worms?

Composting worms thrive on a variety of organic food scraps.

Common foods for worm bins include:

• fruit and vegetable scraps
• coffee grounds and tea bags
• crushed eggshells
• shredded paper or cardboard
• plant trimmings

Foods to avoid include meat, dairy, oily foods, and heavily processed materials, as these can cause odor problems or attract pests.

What Are Worm Castings?

Worm castings are the nutrient-rich compost produced by composting worms as they break down organic material.

These castings are one of the most powerful natural soil amendments available. They improve soil structure, increase beneficial microbial activity, and provide slow-release nutrients for plants.

Gardeners often use worm castings to:

• enrich garden soil
• improve plant growth
• strengthen root systems
• boost vegetable yields

Can You Use Worm Compost in the Garden?

Yes. Worm compost, often called vermicompost, is excellent for gardens.

It can be mixed directly into garden beds, used in potting soil, or applied around plants as a top dressing. The nutrients and beneficial microbes found in worm castings help improve soil fertility and support healthy plant growth.

Many gardeners use vermicompost to grow stronger vegetables, flowers, and herbs naturally.

Start Composting

Meet the Maker

Redwood Worm Co. began with a simple idea: build a better worm bin.

After experimenting with composting at home, I realized most systems were plastic and didn’t last. So I started building my own bins from California redwood—a natural, durable wood that holds up beautifully in composting environments.

Each bin is cut, assembled, and finished by hand in Los Angeles, using responsibly sourced redwood and simple, functional designs that make vermicomposting easy.

What started as a small workshop project has grown into a mission to help more people turn kitchen scraps into living soil.

Thanks for supporting small-batch craftsmanship and healthier gardens.