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Plant Watering Blog
Field notes, watering science, and the slow art of self-watering terracotta.
Why Are My Plant's Leaves Getting Brown Tips?
Brown leaf tips are most often fertiliser salt build-up, hard or fluoridated water, or erratic drying, not low humidity.
How to Water a Pot With No Drainage Hole
Drill a drainage hole if you can; if not, use the pot as a cachepot, or water precisely a quarter to a third of a drained pot's volume.
What Time of Day Should You Water Plants?
Water outdoor plants in early morning to limit evaporation and disease, but for indoor houseplants the time of day makes almost no difference.
Why Are My Plant's Leaves Turning Yellow?
Leaves turning yellow is most often overwatering, but where the yellowing appears - old leaves or new - narrows the cause fast.
Why Does My Houseplant Soil Smell Bad?
Sour, swampy or rotten-egg smelling houseplant soil signals waterlogged airless conditions, so check the roots for rot today rather than waiting.
How Pot Material Changes Your Watering Schedule
Unglazed terracotta dries fastest while plastic and glazed ceramic hold moisture far longer, so pot material directly sets your watering interval.
How to Collect and Use Rainwater for Houseplants
Rainwater is soft, low in minerals, slightly acidic and chlorine-free, so collect it in a sealed barrel with a first-flush diverter and filter.
How to Revive a Dying Houseplant
Revive a dying houseplant by checking in order: living stem tissue, roots, soil moisture, light, pests, and only then feeding.
Mushrooms in Houseplant Soil — Should You Worry?
Mushrooms in houseplant soil are harmless saprophytic fungi digesting bark and compost, not parasites, so your plant is not under attack.
Can You Water Plants With Coffee or Tea?
Diluted, cooled, unsweetened coffee or tea will not kill a houseplant, but sugars, milk and caffeine make it a poor routine watering choice.
Can You Use Aquarium Water on Plants?
Yes, if the tank is freshwater: dilute nitrogen and organic matter make it a very weak fertiliser, but never use marine or medicated water.
White Mold on Houseplant Soil: What It Is and What to Do
The white fuzz on houseplant soil is almost always a harmless saprophytic mould feeding on organic matter, and it signals a surface that stays too wet.
Why Is My Plant Wilting? Thirst vs Root Rot
A plant wilting in dry soil is simply thirsty and recovers within hours, but a plant wilting in wet soil has rotting roots and must not be watered.
Is Distilled Water Worth It for Houseplants? The Honest Answer
Distilled water is unnecessary for most houseplants, but it genuinely helps fluoride-sensitive plants like calathea and dracaena in hard-water areas.
Should You Mist Your Plants? What Misting Really Does
Misting lifts humidity around a leaf for only a few minutes, so it cannot fix a dry room, though it does rinse dust and genuinely helps unrooted cuttings.
Sunburn on Houseplants: What It Looks Like
Houseplant sunburn appears as pale, bleached, dry patches on the leaf surfaces facing the light, usually days after a sudden move to brighter conditions.
Overwatering vs Underwatering: How to Tell Them Apart
Overwatering and underwatering both cause wilting, so tell them apart by the soil at depth, the pot weight, the smell and the condition of the roots.
Can You Water Plants With Softened Water?
No, not routinely: ion-exchange softeners swap calcium for sodium, which accumulates in potting soil, damages structure and burns roots.
Can You Water Plants With Ice Cubes?
You can, and a university trial on Phalaenopsis found no measurable harm, but room-temperature water does the same job without the debate.
Why Do the Lower Leaves Keep Dying?
Losing the occasional oldest lower leaf is normal senescence, but rapid loss of several leaves points to nitrogen shortage, wet roots or too little light.
How to Save an Underwatered Plant
Save an underwatered plant by soaking the pot in water for 20 to 30 minutes, then trimming crisped leaves and waiting weeks before you fertilise.
Cold Water vs Room-Temperature Water for Plants
Room-temperature water is the sensible default, because very cold water briefly slows root uptake and permanently spots fuzzy leaves like African violets.
How Chlorine and Chloramine Affect Houseplants
Letting tap water sit overnight removes chlorine but never chloramine, which is deliberately stable and does not off-gas at all.
Why Are My Plant's Leaves Curling?
Curl direction is the clue: leaves curling inward or upward signal drought and heat, while downward curl points to overwatering or root damage.