Free Plant & Garden Tools
PlantoScan's garden tools answer the practical questions that come before planting: which plants survive your winters, when to plant, and how much soil, mulch or fertilizer a bed needs. The zone and frost tools use official USDA and NOAA data, and the zone pages list plants from the care guides for every plant species on PlantoScan.
Plant Scanner
Identify a plant from a photo in your browser — the same AI as the PlantoScan apps. Snap or upload a picture and get the species plus its care guide. 3 free scans.
Plant Lookup
Search 1.3M+ plants by name or scientific name and jump straight to a full care guide — watering, light, soil, hardiness zone and more.
Houseplant Identifier
Identify an indoor plant from a photo, compare common look-alikes side by side, and jump to its care guide.
Succulent Identifier
Name succulents and cacti from a photo or by growth form and spines, with look-alike comparisons.
Plant Disease Identifier
Check your plant's symptoms to find the likely cause — watering, pests, disease or light — and what to do next.
USDA Hardiness Zone Finder
Find your 2023 USDA plant hardiness zone by ZIP code and see which plants survive winter where you live.
Frost Date Calculator
Look up your average last and first frost dates by ZIP code and get a spring planting calendar for 18 vegetables.
Companion Planting Chart
See what to plant together and what to keep apart for 46 vegetables, herbs and flowers — with the reason and evidence for every pairing, and a checker for your whole garden.
Raised Bed Planner
Lay out square-foot beds for 52 crops with live companion-planting warnings, a shopping list, a planting schedule for your ZIP code, and share, print and PNG export.
Seed Starting Calculator
Enter your ZIP code to get a week-by-week schedule for sowing seeds indoors, hardening off and transplanting 50 crops, with calendar export.
Plant Spacing Calculator
Work out how many plants fit in a bed for square or triangular spacing, with a spacing chart for common vegetables.
Raised Bed Soil Calculator
Calculate the soil needed to fill one or more raised beds, split into a topsoil, compost and aeration mix.
Soil Calculator
Convert a bed or fill area into cubic yards, bags and tons of topsoil or garden soil.
Mulch Calculator
Work out how many cubic yards or bags of mulch a garden bed needs from its size and mulch depth.
Compost Calculator
Find how much compost to buy for new beds, established beds or lawn top-dressing.
Potting Soil Calculator
Calculate potting mix for tapered pots, cylinders and planters, with a pot size guide.
Fertilizer Calculator
Turn an N-P-K analysis and target rate into pounds of fertilizer for your lawn or garden.
DLI Calculator
Calculate daily light integral from PPFD and hours, or the grow light intensity a plant needs.
Sod Calculator
Measure lawn sections of any shape and get the rolls, slabs and pallets of sod you need, with waste, weight and cost.
Grass Seed Calculator
Find how much grass seed to buy for a new lawn or overseeding, with seeding rates for 13 grass types and the best bag mix.
Tree Age Calculator
Estimate a tree's age from its trunk circumference with growth factors for 41 species.
Tree Height Calculator
Measure a tree's height with the angle, shadow, stick or laser method, including on slopes.
Tree Spacing Calculator
Work out how many trees fit an area or row and how far apart to plant fruit trees, screens and shade trees.