Plants don't live in rooms. They live in spots. Tell us about one and we'll read its whole growing environment: light, warmth, humidity, airflow.
The spot checker runs in your browser, no sign-up, nothing to install.
Real output from the app: one monstera, one specific spot, scored honestly, not flatteringly.
Photograph it, or search it by name.
Face up, right where the plant would live.
Four dimensions, and whatever it can't tell you.
Or read the plant-placement guides: what grows in a north window, a bathroom, a dark corner, how far from the glass a plant can still live, or whether a monstera really copes with a north window. All guides →






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Real photos from the people growing it, on every species page. Share one of yours and the card carries all four dimensions with it, though never where you live.
"When it doesn't know, it says so."
Phone sensors cannot know everything, and pretending otherwise kills plants. GrowSpot shows ranges rather than invented decimals, labels every care fact by how verified it is, and calls a gap an estimate. Where even an estimate would be a guess, it says it cannot assess yet.
Every item on the Plus list is a number, not a feature. Nothing in GrowSpot is locked behind the subscription.
No, and the difference is the point. This page estimates: you describe the spot, we add your weather, and you get a read on light, temperature, humidity and airflow. The app measures: you set the phone down at the spot and it reads the light that place actually gets, then keeps that answer right through the seasons. Start here. Get the app when you want the reading.
You set the phone down at the exact spot and measure. The reading is re-tuned to weather and season through the year. Precision varies between phones, so the app claims only what it can stand behind.
Yes. It's the full app for 2 spots and 2 plants: no feature locks, no watered-down scores. Photo identification is capped at 20 scans a month on the free tier. If you grow more than that, Plus removes the limits.
Nothing is deleted. Your first two plants and the spots they live in stay fully active on the free plan, exactly as before. Anything you added beyond that becomes a read-only archive: history and photos stay there to browse, you just cannot log care or edit. Resubscribe and it all comes back on its own.
Yes, it's on Google Play as of 31 July 2026. Android folks can also claim a Founding 500 spot.
Identification and diagnosis photos are processed to give you an answer. The light meter works on-device and doesn't keep photos. GrowSpot never asks for photos of your home, just the plant and the reading. Details in the Privacy Policy.
Free to start. Honest all the way through.
Early here? Join the Founding 500 →