Stevie Weedseed · Cultivation Expert
Grow what matters.
AI diagnostics. Live climate data.
Built by a working grower.
Seed to cure. Ten chapters.
Written by a working grower, not scraped off a forum. Start at germination or jump to whatever is going wrong this week.
The 21+ seed vault.
Behind the age check: a library of cannabis genetics with grower specs and photos, plus the seed deals running this month. You have to confirm you are 21 or over to see any of it.
I am 21+, open the vault →Everything else on this site is free and open to everyone, no age check and no account.
Your garden, right now.
Enter your plant + location. Stevie reads live conditions, checks the 7-day forecast, moon phase, and frost risk, then tells you exactly what to do.
Everything you need.
Expand what interests you.
Tap any row to explore.
Grow guides, seed reviews, and gear picks. All free, all indexed, no gate. Vegetables, herbs, annuals, perennials.
Pest diagnosis, nutrient deficiencies, soil chemistry, timing, gear. Trained to think like a working grower, not a textbook.
Real-time VPD monitoring. DLI calculator. Device control for smart plugs, fans, and sensors across any brand or platform. Autopilot rules run 24/7 even when your browser is closed.
Track every plant: watering, pH, nutrients, phases. Cross-referenced with live weather and botanical specs to generate timely care alerts. Track as many plants as you like, free.
A curated, community-verified directory of seed shops, garden centers, and specialty suppliers. Filter by region and specialty.
Strain specs, trusted seed bank links, and Stevie's grow notes for cannabis. Age verification required.
Everything they charge for. Free. Forever.
| Feature | SWS (Free) | GrowVeg ($40/yr) | Planta ($36/yr) |
| Visual Garden Planner | ✓ | ✓ | ✕ |
| AI Plant Advisor | ✓ | ✕ | Basic |
| Photo Plant Diagnosis | ✓ | ✕ | $30/yr |
| Houseplant Tracker | ✓ | ✕ | ✓ |
| Weather + Frost Alerts | ✓ | Basic | ✕ |
| Grow Room Controller | ✓ | ✕ | ✕ |
| pH / NPK / DLI Calculators | ✓ | ✕ | ✕ |
| Works Offline (PWA) | ✓ | ✕ | App only |
Grow tips & seed bank deals.
One email. Seasonal grow guides and discount codes for our partner seed banks. No spam.
No spam. Unsubscribe anytime. We respect growers.
The Grow Vault
Current seed deals from the banks Stevie works with: free-seed promos, germination guarantees, and US shipping. Plus strain specs and Stevie's grow notes.
See the seed deals →Found this useful? Send it to a grower.
The tools here are free. The best way to help is to share them with someone who's growing. If you want to chip in, there's a crypto tip jar too.
Anything that comes in goes to keeping these tools free and building new ones. No investors, no corporate sponsors.
The Control Room
Real-time VPD monitoring. DLI calculator. Universal device control via webhooks. Autopilot rules that run 24/7, even when your browser is closed.
Explore the dashboard and see what's possible. Full deployment coming soon.
Own a shop? Work with Stevie.
Get a custom ref link, free flyers, and affiliate commissions on every sale your customers make. Stevie handles the tech, you handle the relationships.