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Succulent and cactus care: light, soak-and-dry watering, soil and winter rest

Succulents and cacti store water in their leaves, stems or roots, so they forgive a forgotten watering far more easily than a soggy pot. Most indoor losses come from two things: too little light and too much water. This guide covers light, the soak-and-dry method, a gritty mix, the right pot, winter rest and how to spot trouble early.

Succulent and cactus care: light, soak-and-dry watering, soil and winter rest
Photo: EriaWei, CC BY-SA 4.0 · Wikimedia Commons
Light
At least 4 hours of direct sun a day
Watering
Soak, then wait until the mix is fully dry
Winter
Water no more than once a month
Potting mix
2 parts compost : 1 part grit

Why succulents need different care

Fleshy leaves, thick stems and swollen roots are water tanks. A succulent fills them after a good drink and then lives off its reserves for weeks. That design has a downside: roots that sit in wet, airless soil rot quickly, because these plants evolved where rain is followed by long dry spells.

  • Cacti are one family of succulents; most have spines growing from small cushion-like areoles.
  • Other succulents (echeveria, haworthia, aloe, jade plant, kalanchoe) follow the same basic rules.
  • Jungle cacti such as the Christmas cactus are the exception: they like evenly moist soil and less sun.
Jade plant: thick, water-storing leaves on a woody stem.
Jade plant: thick, water-storing leaves on a woody stem. Photo: sannse, CC BY-SA 3.0 · Wikimedia Commons

Light: the brightest spot you have

Desert succulents want at least 4 hours of direct sun a day. Indoors that usually means a south- or west-facing windowsill. Haworthia and some aloes cope with bright light without full sun.

  • Move a plant from shade into strong sun gradually over one to two weeks (estimated); a sudden change can scorch leaves white or brown.
  • Turn the pot a quarter turn every week or two so it grows evenly.
  • In a dark home, a grow light placed close to the plant helps more than any amount of care.
Aloe vera on a bright windowsill.
Aloe vera on a bright windowsill. Photo: MidgleyDJ, CC BY-SA 3.0 · Wikimedia Commons

The soak-and-dry watering method

  1. Check: Push a finger or a wooden stick into the mix. Water only when it is dry all the way down, not just on top. In the growing season this often takes 2–3 weeks.
  2. Soak: Water slowly over the whole surface until water runs out of the drainage hole, so the entire root ball is wet.
  3. Drain: After 15–30 minutes (estimated), empty the saucer or cachepot. Never leave the pot standing in water.
  4. Wait: Do not top up in between. Let the mix dry out completely again before the next soak.
  5. Adjust by season: Water more often from spring to autumn while plants grow; in winter, no more than once a month.

Gritty soil and the right pot

Ordinary potting compost holds too much water on its own. Mix about 2 parts compost with 1 part horticultural grit or coarse sand by volume, or use a ready-made cactus mix and add extra grit.

Choosing a pot:

  • A drainage hole is not optional.
  • Terracotta dries faster than plastic and suits heavy-handed waterers.
  • Go only about 1 in wider than the old pot when repotting; repot in spring.
  • A layer of grit on top keeps the stem base dry.

Good mix

  • Compost plus grit, pumice or coarse sand
  • Water drains through in seconds
  • Dries within days to a few weeks

Problem mix

  • Pure peat-based or garden soil
  • Water pools on top
  • Stays wet for weeks
Haworthia in a small pot with a gritty top layer.
Haworthia in a small pot with a gritty top layer. Photo: Stephen Boisvert, CC BY 2.0 · Wikimedia Commons

⚠️ Gravel at the bottom of a pot with no hole does not create drainage. Water still collects there and rots the roots.

Winter rest: cool, bright and dry

Many cacti and desert succulents rest from about November to early March. Growth stops, so they need very little water: no more than once a month, and for many cacti even less.

  • A cool, bright room with nights around 46–50 °F helps many cacti to flower the following year.
  • Keep plants away from radiators and hot, dry air above them.
  • Do not feed during the rest period.
  • Increase watering slowly in spring as new growth appears.
Agave: a desert succulent that needs a dry winter rest.
Agave: a desert succulent that needs a dry winter rest. Photo: Alvesgaspar, CC BY-SA 3.0 · Wikimedia Commons

Stretching (etiolation): the plant is reaching for light

A succulent grown in too little light stretches toward the window. Compact rosettes open up, gaps appear between leaves and the colour fades to pale green. Stretched growth does not shrink back.

Healthy

  • Tight, compact rosette or stem
  • Leaves close together
  • Strong colour, sometimes red edges
  • Grows upright

Etiolated

  • Long, thin stem
  • Wide gaps between leaves
  • Pale, washed-out green
  • Leans toward the window
Kalanchoe: compact growth in good light.
Kalanchoe: compact growth in good light. Photo: বাক্যবাগীশ, CC BY-SA 4.0 · Wikimedia Commons

Rot and other warning signs

String of pearls: shrivelled or mushy beads signal a watering problem.
String of pearls: shrivelled or mushy beads signal a watering problem. Photo: Forest and Kim Starr, CC BY 2.0 · Wikimedia Commons
Soft, translucent or mushy leavesToo much water. Stop watering, let the mix dry, and check the roots.
Black or brown stem baseStem rot. Cut above the rot into clean, firm tissue, let the cut dry and re-root it in dry gritty mix.
Wrinkled, deflated leaves with dry soilThirst. Give a thorough soak; leaves plump up again within a few days (estimated).
Brown or white patches after a moveSunburn. Shade lightly and adapt the plant more slowly.
Lower leaves shrivel one by oneOften normal ageing; worry only if many leaves go at once.

Propagating from leaves, cuttings and offsets

Many succulents root easily. Do it in spring or summer.

  • Leaves: Twist a healthy leaf off cleanly, including its base. Let it dry for 1 day to a week until the end callouses, then lay it on dry gritty mix in bright, indirect light. Mist lightly only once roots appear.
  • Stem cuttings: Leave the cut end to dry for about 2 days before potting.
  • Offsets: Separate pups with roots, let them dry about 2 days, then pot up.
  • A tiny new rosette usually takes weeks to appear (estimated); patience matters more than water.
Prickly pear: its pads can be rooted as cuttings, but wear thick gloves.
Prickly pear: its pads can be rooted as cuttings, but wear thick gloves. Photo: YG01, CC BY 4.0 · Wikimedia Commons

Pets and safety

Some popular succulents can be harmful if pets or children chew them, and cactus spines and fine glochids can cause painful injuries.

  • Check each plant on a reliable pet-toxicity list before bringing it home.
  • Keep risky plants on high shelves or in rooms pets cannot reach.
  • Handle spiny cacti with thick gloves or folded newspaper.

⚠️ If a pet has chewed a plant and shows vomiting, drooling or lethargy, contact a veterinarian straight away and take the plant name with you.

Frequently asked questions

How often should I water a succulent?

There is no fixed day. Water when the mix is completely dry; in the growing season that is often every 2–3 weeks, in winter no more than once a month.

Can I use a pot without a drainage hole?

It is not recommended. Use a pot with a hole and put it inside the decorative pot, emptying any water that collects.

Why is my succulent growing tall and thin?

It does not get enough light. Move it to a sunnier spot; the stretched part will not recover, but you can cut and re-root the top.

Should I mist succulents?

No. Misting does not water the roots and keeps the leaves wet. Water the soil instead.

Succulents and cacti on PlantWhy

EcheveriaHaworthiaAloe VeraJade PlantString of pearlsAgavePrickly pearKalanchoeString of hearts

Sources

Last updated: 8 November 2026