Stop wasting $10 on herbs — learn how to grow 15 types of microgreens indoors for just pennies!
Growing microgreens indoors with LED lights is the ultimate hack for winter harvesting in flood-prone Illinois lots. I wasted $20 on a fancy herb starter kit before realizing I could simply grow microgreens on shelves — wish I did it sooner!

🌿 Microgreens for Every Space
Microgreens are basically unkillable, thriving in just 1-2 inches of soil and needing only a few hours of light daily. You can grow them in small trays or repurposed containers like yogurt cups or old takeout containers — basically, anything that holds soil. The key? Use a good quality potting mix and keep the moisture level just right — too wet, and you’re inviting mold.
Here’s a list of 15 herb microgreens perfect for your setup:
1. Basil — 7-14 days to harvest
2. Cilantro — 10-14 days
3. Parsley — 14-21 days
4. Chives — 10-14 days
5. Dill — 10-14 days
6. Mustard — 7-10 days
7. Pea Shoots — 10-14 days
8. Radish — 6-10 days
9. Beet Greens — 14-21 days
10. Arugula — 7-14 days
11. Sunflower — 7-10 days
12. Broccoli — 5-10 days
13. Cabbage — 7-14 days
14. Fennel — 10-14 days
15. Amaranth — 7-14 days
💰 Cost Breakdown
- Potting mix: $5 for 8 quarts (enough for multiple trays)
- Seeds: $2-$5 per packet (depending on variety)
- LED grow lights: $20-$50 (one light can cover several trays)
- Trays: $1-$3 each (or FREE if you reuse containers)
🫙 Quick Method for Indoor Microgreens
1. Gather supplies: trays, potting mix, seeds, LED grow lights.
2. Fill trays with 1-2 inches of potting mix.
3. Sow seeds densely, covering lightly with soil.
4. Water gently until just moist, not soggy.
5. Place under LED lights on a shelf, 12-16 hours a day.
6. Harvest by snipping at soil level when 2-6 inches tall — usually in 7-14 days.
❌ Common Mistakes
🚩 Overwatering — leads to mold and stunted growth.
🚩 Not enough light — results in tall and tragic microgreens that flop over.
🚩 Using old seeds — check expiration dates; fresher seeds germinate better.
🚩 Neglecting air circulation — stagnant air invites pests and diseases.
✅ Tips for Success
- Rotate trays to ensure even light distribution.
- Use a spray bottle for watering to avoid overdoing it.
- Keep air circulating to prevent mold — a small fan works wonders.
- Label your trays to track growth and harvest times.
- Experiment with different varieties to find your favorites.
🌱 Expansion Ladder
1. Start tiny: Try one tray of basil on a windowsill.
2. Weekly: Add a new tray every week for continuous harvest.
3. Monthly: Scale up to multiple shelves with assorted herbs.
🌿 Variations/Layouts/Uses
1. Vertical shelf for maximizing space.
2. Hanging baskets for herbs like chives.
3. Window sill trays for sunlight access.
4. Hydroponic setups for no-soil growing.
5. Mason jars for a quirky kitchen display.
6. Seedling heat mats for faster germination.
7. Mix microgreens with salad greens for diversity.
8. Use colored LED lights for aesthetic appeal.
9. Grow in recycled plastic containers for eco-friendliness.
10. Create themed trays (Italian herbs, Asian greens).
11. Use a terrarium for a mini ecosystem.
12. Incorporate companion planting with larger plants.
13. Grow microgreens in a closet with LED lights.
14. Create a mobile cart for easy access.
15. Pair with edible flowers for a colorful garnish.
Reality Check: Your indoor garden might smell like a swamp experiment if you overwater. And unless you enjoy raccoon diplomacy, keep your setup indoors!
Microgreens can be a game-changer for winter harvesting, especially in flood-prone areas where outdoor gardening is tough. They require minimal space and are incredibly rewarding. Comment below with your favorite microgreen or save this post for your winter garden plans!
🧠 Practical Summary
- Microgreens are quick to grow (7-14 days).
- Use LED lights for optimal growth.
- Avoid overwatering and ensure good air circulation.
- Rotate trays and label for best results.
- Experiment with different varieties for diverse flavors.
Your indoor herb garden can thrive even in the toughest conditions — and your back will thank you for skipping the weeding!
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