houseplant care
Indoor plant care — the complete houseplant guide
The 4 fundamentals of indoor plant care: light, water, humidity, and seasonal adjustments. Plus species-specific guides for snake plant, monstera, pothos, and more.
Indoor plant care — the complete houseplant guide
This is the hub guide for everything indoor plants — houseplanting from scratch, caring for houseplants you already own, and rescuing the ones that look unhappy. By the end you'll know how to keep almost any common houseplant alive, how to choose plants that fit your home, and how to fix the most common problems. Specific species (snake plant, monstera, pothos, fiddle leaf fig) get their own deep-dive guides linked below.
Track all your plants in one app: Add your houseplants to Growli — the morning briefing tells you which plants need watering today, the weather affects which need extra care, and the conversational AI remembers your watering history.
The 4 fundamentals
1. Light — the variable you can't fake
Most "low light" plants actually want medium indirect. The truth about indoor light:
- Bright direct sun — south or west window, several hours direct rays on leaves. Best for: cacti, succulents, citrus, herbs.
- Bright indirect — within 3 feet of a south/west window, or right next to an east window. Best for: monstera, fiddle leaf fig, ZZ plant.
- Medium indirect — 3-6 feet from a window, or right next to a north window. Best for: pothos, philodendron, calathea, peace lily.
- Low light — 6+ feet from any window, or windowless corner. Best for: snake plant, ZZ plant, cast iron plant. See low light plants.
If you can read a book at 2pm without turning on a light, the plant has enough light. If you need a lamp, you're in true low-light territory and only the toughest plants will live there.
2. Water — the variable that kills most plants
Overwatering is the #1 cause of houseplant death. The right approach:
- Check the soil before every watering. Push a finger 2 inches into the soil. Wet? Wait. Dry? Water.
- Water deeply, drain completely. Soak until water runs from the drainage hole, then empty the saucer. Never leave standing water.
- Adjust by season. Cut watering frequency in half from October through March in most climates — plants use less water in low-light cool indoor conditions.
The "calendar watering" mistake: watering every Sunday because that's what feels right. Soil moisture varies by light, temperature, pot size, and plant — calendar can't capture that.
3. Humidity — when it matters
Most homes run 30-50% humidity year-round; most houseplants tolerate 40%. Three plants that specifically need higher humidity (50-70%):
- Calathea / prayer plants
- Maidenhair fern
- Boston fern
Everything else (monstera, pothos, snake plant, philodendron) does fine in normal household humidity.
If you do want to raise humidity:
- A humidifier is the only effective method. Small ultrasonic models run all day.
- A pebble tray under the pot adds maybe 5% locally.
- Grouping plants together adds 5-10% in the cluster.
- Misting feels productive but doesn't materially raise humidity beyond a few minutes.
4. Seasonal care
Most houseplants follow a clear seasonal pattern:
| Season | Adjustments |
|---|---|
| Spring (Mar-May) | Watering increases; resume monthly fertilizing; repot if needed |
| Summer (Jun-Aug) | Highest water needs; full fertilizing schedule; monitor for pests |
| Fall (Sep-Nov) | Reduce watering; stop fertilizing by October |
| Winter (Dec-Feb) | Water minimally; NO fertilizer; reduce humidity expectations |
The winter mistake: keeping the summer watering schedule. Light drops, growth slows, water use drops 50-70%. Adjust.
How to choose plants that fit your home
Three questions:
- How much light does the spot get? Walk past at 11am, 2pm, and 5pm on a sunny day. Get the brightest reading.
- How forgetful are you with watering? Snake plant and ZZ tolerate weeks of neglect. Calathea and ferns need consistent attention.
- Do you have pets that chew leaves? Many popular houseplants are toxic. Pet-safe options: spider plant, parlor palm, prayer plant, areca palm, peperomia.
A bright window + a forgetful owner + cats → spider plant or parlor palm. A dim corner + a meticulous owner + no pets → calathea or prayer plant.
Species-specific guides
Detailed care for each:
- Snake plant — bulletproof, tolerates anything
- Monstera — bright indirect, weekly watering, needs a moss pole for splits
- Pothos — trailing, tolerates low light, easiest to propagate
- Fiddle leaf fig — bright indirect, fussy about water consistency
- Peace lily — tolerates medium light, dramatically wilts when thirsty
Common indoor plant problems
The 60-second diagnostic guide is What's wrong with my plant?. Quick reference:
| Symptom | Most likely cause | Fix |
|---|---|---|
| Yellow lower leaves | Overwatering | Stop watering; let soil dry |
| Curling leaves | Heat, dry air, or pests | Check humidity + underside of leaves |
| Drooping with soft stems | Root rot | Unpot, cut rotted roots, repot dry |
| Brown crispy edges | Underwatering or fluoride water | Filter water, check moisture |
| Slow/no growth | Too little light | Move closer to window |
| Fungus gnats | Overwatered soil | See how to get rid of fungus gnats |
For details on each: yellow leaves, curling leaves, overwatered vs underwatered, and the common houseplant diseases hub when it isn't water. If you aren't yet sure of the species, the identify houseplants walkthrough comes first.
Onboarding new plants
The first 2 weeks are critical when you bring a plant home:
- Don't repot immediately. Let the plant acclimatize for 2-3 weeks. Repotting + relocating is double the stress.
- Quarantine for pests. Keep new plants separate from your collection for 2 weeks. Inspect undersides of leaves and topsoil for fungus gnats, spider mites, mealybugs.
- Water carefully. Garden center plants are often shipped damp. Check soil moisture before the first watering at home.
- Match to light. Place in the spot you've chosen — don't move it around for the first few weeks.
Related articles
- Snake plant care — the easiest houseplant
- Monstera care — popular climbing aroid
- Pothos care — easiest trailing plant
- How often to water succulents
- Low light plants
- What's wrong with my plant? — when something goes wrong
Reviewed and updated by the Growli editorial team. For questions about anything here, open Growli and ask — or email hello@getgrowli.app.
Frequently asked questions
How do you take care of indoor plants?
Four fundamentals: bright indirect light (3-6 feet from a window for most plants), water only when the top inch of soil is dry, maintain 40-60% humidity in winter, and feed lightly during spring and summer only. Avoid overwatering — it kills more houseplants than every other cause combined.
What is houseplanting?
Houseplanting is the practice of growing and caring for plants indoors — choosing species suited to your home's light, watering them correctly, managing humidity and seasonal changes, and propagating new plants from cuttings. It became a mainstream hobby in the late 2010s and now describes the whole indoor-gardening movement from a single windowsill pothos to a 50-plant collection.
How do you care for house plants?
To care for house plants well, match each plant to the right light first (bright indirect for most), then water by checking soil moisture rather than by calendar, keep humidity around 40-60%, and feed monthly only during spring and summer. Caring for houseplants is mostly about restraint — most deaths come from overwatering and overfeeding, not neglect.
How often should you water indoor plants?
There's no universal schedule — water when the top 1-2 inches of soil are dry. For most houseplants in average indoor conditions, that's once every 7-14 days in summer and 14-21 days in winter. Always check the soil first; never water by calendar.
How to care for an orchid plant indoors?
Orchids need bright indirect light (east-facing window is ideal), watering once a week by soaking the bark mix for 10-15 minutes then draining completely, 50-70% humidity, and orchid-specific fertilizer at quarter strength every 2 weeks during growth. Don't water by topping up — soak and drain.
How to care for a peace lily indoors?
Peace lilies tolerate medium to low light, prefer to be slightly underwatered (they dramatically droop when thirsty, then recover within an hour of watering), and bloom best with consistent humidity. Use a balanced houseplant fertilizer monthly in spring and summer. Brown leaf tips usually mean fluoride in tap water — switch to filtered.
How to care for aloe vera plant indoors?
Aloe needs bright direct or indirect light, very infrequent watering (every 2-3 weeks in summer, once a month in winter), well-draining cactus mix, and a pot with a drainage hole. Overwatering causes most aloe deaths — the leaves go translucent and mushy. Treat aloe like a desert succulent, not a tropical houseplant.
How to care for snake plant indoors?
Snake plants tolerate almost any light from low to bright indirect. Water every 2-3 weeks in summer, once a month in winter, only when the soil is fully dry. They tolerate forgetting, drafts, and small pots. The most common way to kill one is overwatering. See the full snake plant care guide for details.
How to care for basil plant indoors?
Indoor basil needs the brightest spot you have — south-facing window with at least 6 hours of direct light, or a grow light. Water when the top inch of soil is dry; basil wilts dramatically when thirsty. Prune above leaf nodes every 2-3 weeks to keep it bushy. Indoor basil rarely lasts past 3-4 months — plan to restart from cuttings.
How does Growli simplify indoor plant care?
Add your plants to Growli with a photo — 2-minute setup per plant. The app sets personalized care reminders based on each species, your home's light and humidity, and seasonal adjustments. The morning briefing tells you which plants need attention today; photograph any concern and Growli walks you through diagnosis and recovery.