The Gardenix Blog

Plant care tips, diagnosis guides and honest advice for keeping things green.

Plant health ·

Root Rot in Houseplants: Signs, Treatment and Recovery

How to recognise root rot, confirm it by checking the roots, and treat it step by step. Including an honest answer to the question people want most: when a plant can still recover and when it cannot.

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Care ·

How to get rid of plant pests without chemicals

A practical order of operations for treating pests on houseplants and garden plants without reaching for a pesticide: identify first, remove by hand, isolate, then treat. Including what does not work.

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Care ·

PictureThis and PlantIn alternatives: which plant identifier fits your garden?

An honest look at what PictureThis and PlantIn do well, where each one leads, and what Gardenix is good at. All three tested and checked against official sources in 2026.

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Care ·

Monstera, pothos and Pink Princess: what usually goes wrong

Three popular aroids, three characteristic ways they fail. What no fenestration, leggy growth and vanishing pink variegation each tell you, and how to tell a light problem from a watering problem.

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Care ·

Natural remedies for common garden pests

Aphids, slugs, caterpillars, ants and vine weevil: what each one actually responds to, which household remedies are worth the effort, and which ones are folklore.

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Outdoor ·

When to plant onions for the biggest, healthiest bulbs

The old method: sets in late October, 10 cm deep, well-rotted chicken manure, and no watering afterwards. Why each step works, and what it gives you at harvest.

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Outdoor ·

Testing your soil at home: what kind of soil do you actually have?

Two tests, a jam jar and a spoonful of vinegar. Find out whether your soil is sand, clay or loam, whether it is acid or alkaline, and what to add to fix it.

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Care ·

How to fertilize your plants correctly

When to feed and when to stop, what the three numbers on the label mean, organic against synthetic, and the mistakes that burn more plants than they help.

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Pests ·

Spider mites, mealybugs or fungus gnats? How to identify what is damaging your plant

Three pests, three completely different treatments. What each looks like up close, where it hides, the damage pattern it leaves and how to tell the lookalikes apart.

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Care ·

Choosing the right soil mix when repotting different houseplants

Succulents, aroids, orchids and ferns want different substrates. What each amendment does, four recipes worth memorising, and how to spot a plant in the wrong mix.

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Care ·

What does "water moderately" actually mean? A guide to plant label terms

Plant tags speak in phrases like moderate water and bright indirect light. Here is what each one means in a real room, with a pot you own.

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Watering ·

How often should you actually water your houseplants?

Forget the calendar. Learn the finger test, why pot size and light change everything, and how to stop guessing when your plants are thirsty.

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Diagnosis ·

Brown leaf tips: what your plant is trying to tell you

Brown, crispy tips are the most common houseplant complaint. Four causes explain almost all of them, and you can tell which one is yours in a minute.

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Plant health ·

5 signs you are overwatering (and how to fix each one)

Overwatering kills more houseplants than drought. Learn the five early warning signs and the rescue plan that saves a soggy plant.

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Watering ·

Overwatering vs underwatering: how to tell the difference

A drooping, yellowing plant can mean too much water or too little, and the symptoms look almost identical. Here is how to tell them apart in about two minutes.

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Diagnosis ·

Why are your plant leaves turning yellow? 9 causes, and how to tell them apart

Yellow leaves are a symptom, not a diagnosis. Learn to read which leaves yellowed, where on the plant, and in what pattern, so you fix the cause.

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Care ·

When and how to repot a houseplant: the signs, the timing, and a step-by-step guide

Repotting too early, too late or into the wrong size pot causes more problems than it solves. Here is how to know when a plant needs it, and how to do it well.

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Pests ·

Common houseplant pests: how to spot them early and treat them properly

Spider mites, thrips, mealybugs, scale, aphids and fungus gnats, what each one looks like, where to find it, and the treatment cycle that clears an infestation.

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Outdoor ·

Protecting outdoor plants from frost: a practical seasonal guide

What frost does to a plant, which of yours are at risk, and what works on the night, from watering and mulch to covers that help rather than harm.

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Diagnosis ·

Curling, drooping or browning leaves: reading what your plant is telling you

Leaves change shape before they change colour. Read curling, drooping and browning together and a vague problem narrows to a specific cause.

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