Indoor Garden Mastery
Like Duolingo, but for Indoor Garden Mastery. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.
For the part of you with thirty open tabs that never became anything.
175 levels across 8 sections, about 350 minutes end to end, roughly 70 days at five minutes a day. It moves through Getting Your First Harvest, Mastering the Art of Watering, Reading Your Plant's Body Language, Surviving the Winter Months, The Waiting Game: Growth Timelines, Advanced Indoor Care, Moving and Repotting, and The Science of Indoor Farming. It starts from scratch.
Free forever · No credit card · iPhone & Android

Key ideas in Indoor Garden Mastery
- Herbs like mint and basil are more resilient than fruiting plants
- Leafy greens require less intense light than vegetables
- Identifying the most forgiving starter plants for indoor environments
- Fruiting requires significantly more caloric energy from light
- Leafy growth is the primary and least demanding stage of plant life
- Understanding the energy demands of fruiting vs. leafy growth
- Kitchen appliances create localized microclimates
- Humidity levels vary significantly based on proximity to water sources
- Broad, dark green leaves are better at capturing limited light
- Thin, delicate leaves often dry out too fast in low-light/low-humidity spots
- Assessing kitchen microclimates for specific plant needs
- Recognizing physical traits of low-light tolerant species
- Microgreens are harvested in days
- Upright herbs like chives take up minimal horizontal 'footprint'
- Fruiting vegetables take months to mature
- Vining or bushy plants like squash require significant counter clearance
You've tried the other tabs
Thirty open tabs. Four facts you actually kept.
You watched. You nodded. By Sunday it was gone.
One answer, then back to scrolling.
Eight weeks. You meant to finish. You didn't.
Tomo gives Indoor Garden Mastery the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.
Here's what playing it feels like
A real question from this course. Take your best guess.
Picture a dim corner of your kitchen. Which of these would be most content living there without a high-powered grow light?
Get it right to open this lesson and 174 more in the app.
Where Indoor Garden Mastery takes you
Turn your windowsill into a mini-farm. Learn how to keep edible plants thriving inside your home, troubleshoot common problems, and harvest fresh food all year round.
- 1
Getting Your First Harvest
- The easiest plants to grow in your kitchen
- Setting up your first pot and soil
- How much light do your veggies really need?
- When is it time to pick and eat?
- 2
Mastering the Art of Watering
- The finger test: knowing when to water
- Bottom watering vs. top watering
- Why drainage holes are your best friend
- Signs you are giving too much water
- Signs your plant is thirsty
- Dealing with hard water and minerals
- 3
Reading Your Plant's Body Language
- Why is my plant wilting?
- What yellow leaves are trying to tell you
- Brown tips and crispy edges
- Identifying common indoor garden pests
- The difference between 'sad' and 'dying'
- 4
Surviving the Winter Months
- Keeping plants warm near drafty windows
- The dry air problem: humidity hacks
- Using grow lights when the sun disappears
- Adjusting your watering schedule for winter
- 5
The Waiting Game: Growth Timelines
- Fast-growing greens vs. slow-growing fruits
- The life cycle from seed to plate
- Why some plants take longer indoors
- Managing your expectations for yield
- Succession planting for a constant food supply
- 6
Advanced Indoor Care
- Pollinating flowers by hand
- Pruning for bigger harvests
- When and how to use fertilizer
- 7
Moving and Repotting
- How to tell when a plant has outgrown its pot
- The safe way to move plants to bigger homes
- Moving plants from outside to inside
- Acclimatizing your plants to new rooms
- 8
The Science of Indoor Farming
- How photosynthesis works in a living room
- The role of nitrogen, phosphorus, and potassium
- Understanding soil pH and why it matters
- The history of hydroponics and indoor growing
8 sections · 35 units · 175 levels. Built to play, not to enroll.
You pick the voice
Indoor Garden Mastery is taught in the The Storyteller style: every lesson is a story. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.
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Start Indoor Garden Mastery today.
Download Tomo, search Indoor Garden Mastery, and play your first lesson in under a minute.