Grid-accurate bed planner
Drag, drop, and space plants on a real-world scaled grid. Petal Planner keeps bloom density practical.
Free garden planner Plan your garden.
Plan your garden.
Grow with confidence.
Design your dahlia beds bloom-by-bloom, track every tuber from storage to first frost, and grow with the calm of someone who’s done it ten seasons in a row.
Trusted by dahlia enthusiasts across Canada
What’s in the toolkit
Everything you need to plant a bed that blooms all summer.
Built by growers who kept outgrowing spreadsheets. Every feature earned its spot because we use it every season on our own plot.
400+ variety library
Filter by form, height, bloom window, and color palette. Save the favourites you actually plant.
Season calendar
Start, pinch, and dig-up dates tuned to your Canadian zone. Nothing to remember on your own.
The library
400+ dahlias, catalogued with care.
Every entry includes form, height, bloom window, and a real-life photograph.
Café au Lait
Cornel Bronze
Thomas Edison
Linda's Baby
Sunset Reverie
Arabian Night
Your season
✿ Create new bedYour beds, all in one place.
How it works
Three steps between you and a very serious bloom season.
Measure your bed
Tell us dimensions and sun exposure. We build a scaled grid so every inch matches real life.
Place your plants
Drag varieties from the library. Petal Planner handles spacing, depth, and companion placement.
Grow with a plan
Reminders for pinching, staking, and deadheading — timed to your zone, not someone else’s.
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Petal Planner replaced three notebooks, a spreadsheet, and a shoebox of tuber tags. I actually look forward to planning season now.
Plant something you’ll still be proud of in September.
No account required to start. No credit card, ever. Upgrade only when you want the full variety library and season reminders.