Tools
Small calculators and checklists for the questions growers ask most. Each one uses figures from a named source, shows its working, and runs entirely in your browser.
Carnivorous plant troubleshooter: symptoms and likely causes
Most problems with carnivorous plants trace back to light, water, soil, feeding or the season. Choose the symptom you see and work through the likely causes, each with a quick check drawn from the International Carnivorous Plant Society's guides.
Water checker: is my water safe for carnivorous plants?
Carnivorous plants are killed by dissolved minerals that ordinary houseplants shrug off. Enter a meter reading and the checker compares it with the limits published by the International Carnivorous Plant Society.
Dormancy planner by plant group and hemisphere
Some carnivorous plants must have a cold winter, some need none, and the Venus flytrap needs one only outdoors. Choose your plants and where they grow; the planner gives the season-by-season advice from the International Carnivorous Plant Society's growing guides.
Soil mix calculator for carnivorous plants
Carnivorous plants need nutrient-poor mixes with no fertilizer, and each genus has its preferences. Pick a recipe from the International Carnivorous Plant Society's growing guides, enter your pot, and get the amount of each ingredient.
LED grow-light calculator for carnivorous plants
Most carnivorous plants need far more light than a room provides. Enter the size of your growing area and the plants on it; the calculator scales the per-square-foot figures from the International Carnivorous Plant Society's lighting page.