World Composting | Beginner's Checklist

Welcome, future worm wrangler! 🪱 You're about to start one of the most rewarding gardening practices — turning kitchen scraps into garden gold. This step-by-step checklist will guide you from absolute beginner to confident composter. Take it one phase at a time, check off each item as you go, and don't stress — worms are forgiving teachers!

🧠 Learn what vermicomposting is Vermicomposting uses red wiggler worms (Eisenia fetida) to turn food scraps into nutrient-rich castings — nature's best fertilizer. 🏠 Choose a bin location Worms thrive between 55–77°F (13–25°C). A basement, laundry room, garage, or under the kitchen sink all work great. Avoid direct sunlight and extreme temperatures. 📦 Pick your bin Choose a 10-gallon tote, a breathable Urban Worm Bag, or a Vermibag. Each has its perks — totes are cheap, bags have great airflow. 🛒 Gather supplies You'll need bedding (shredded cardboard or pine shavings), a spray bottle, waterproof gloves, and a tarp for harvesting day. 🐛 Order your worms You need red wigglers, not common earthworms! Start with 1 lb (~1,000 worms). Meme's Worms is a trusted source for healthy, active worms. 📰 Stockpile bedding materials Start collecting shredded newspaper, cardboard, coconut coir, and dried leaves. A good carbon-to-nitrogen ratio (roughly 2:1 carbon to food) keeps the bin healthy and odor-free.

🛏️ Add bedding Fill the bin about 3/4 full with shredded cardboard, coconut coir, or newspaper. Fluff it up to create air pockets — worms need oxygen too! 💧 Moisten the bedding Add water a little at a time and mix. The goal is the wrung-out sponge feel — damp but not dripping. Aim for 70–80% moisture. 🪨 Add a handful of grit Crushed eggshells or oyster shell flour give worms the grit they need to digest food and help buffer pH. Sprinkle a handful over the bedding. 🐛 Add the worms Gently place worms on top of the bedding and leave the lid off for a bit — they'll burrow down on their own to escape the light. No need to bury them! 🍎 Bury a small first meal Add about a cup of soft fruit/vegetable scraps in one corner of the bin. Bury it 2–3 inches deep to prevent fruit flies and give worms a clear starting point. 🧺 Cover and close Place a damp layer of newspaper or cardboard on top of the bedding to retain moisture and discourage pests. Secure the lid (with air holes!) and you're all set.

⏳ Let worms settle in Leave your worms alone for 2–3 days. They've been through a journey and need time to adjust to their new home. Resist the urge to check on them constantly! 💧 Check moisture levels Squeeze a handful of bedding — a few drops of water should appear. If too dry, mist with water. If too wet, add dry bedding. 👀 Observe worm behavior Healthy worms will explore the surface at night and burrow during the day. If they're trying to escape, check moisture, temperature, and airflow. 🍌 Start a small feeding schedule On day 3–4, offer soft scraps like banana peels or melon rinds. Only feed in one spot so you can track how fast they eat. Worms eat about half their weight per week. 🕳️ Bury food properly Always bury food 2–3 inches deep under the bedding. This prevents fruit flies, odors, and gives worms easy access. ✅ Know what to feed Worms love: fruit & vegetable scraps, coffee grounds & filters, crushed eggshells, tea bags (no staples), and shredded paper. Variety is key! ❌ Know what to avoid No meat, dairy, oily foods, citrus, onions, garlic, or spicy peppers. These create odors, attract pests, and harm your worms. Stick to plant-based scraps!

📅 Feed once a week Stick to a weekly feeding routine. Rotate feeding spots around the bin. If food accumulates before it's eaten, you're overfeeding — cut back. 💧 Maintain moisture Check weekly. Add water with a spray bottle if dry, or mix in dry bedding if too wet. The wrung-out sponge rule never fails. 🐜 Bury food scraps Always cover fresh food with bedding. This prevents fruit flies, mites, and odors. A healthy bin should smell like fresh earth, not garbage! 👃 Trust your nose A healthy bin smells earthy. If it smells rotten or sour, add dry bedding, stop feeding for a week, and mix gently to add airflow. 🔬 Watch for reproduction Happy worms reproduce! Look for small yellow cocoons (lemon-shaped) and tiny baby worms. This means your bin is thriving. 🔧 Troubleshoot common issues Fruit flies → bury food deeper. Worms escaping → check moisture, pH (add eggshells). Mold on food → normal, just bury better. Smell → add dry bedding, stop feeding.

⏳ Know when it's ready Castings are ready in 2–4 months. Look for dark, crumbly, soil-like material with few visible food scraps. It should smell like a forest floor. 📥 Try the push method Push finished castings to one side of the bin. Add fresh bedding and food to the empty side. Worms migrate over 1–2 weeks, leaving the castings mostly worm-free. 🗂️ Or use dump-and-sort Dump bin contents onto a tarp in cone-shaped piles. Worms burrow to the bottom from the light — scrape off top layers of castings every few minutes. 🫙 Store castings properly Keep finished castings in a breathable container (like a cardboard box or fabric bag). Use within 6 months for the best microbial activity. 🌱 Apply to your garden Mix 1 part castings with 3 parts soil for potting mix, top-dress houseplants, or brew compost tea. Your plants will thank you with vigorous growth!