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Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

If you own houseplants, you know maintenance can feel like a full-time job—from fertilizing to ensuring proper light exposure. Watering needs vary widely by species. Luckily, this straightforward guide draws directly from my friend Christophe, a garden center professional with 20 years of hands-on experience helping thousands of plants thrive.

Here's how to determine when to water your houseplants. Watch:

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Click here to easily print my guide in PDF.

1. Succulents

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

When to water: Every 10 to 15 days

Good to know: Never water succulents if the soil is still moist—wait until it's fully dry. When watering, thoroughly soak the plant, then let excess drain and the soil dry quickly, mimicking a tropical downpour.

To discover: 25 Great Decoration Ideas With Succulents.

2. Aloe

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Aloe

When to water: Every 10 to 15 days

Good to know: As succulents, aloes follow the same rules: fully dry soil before watering.

To discover: 40 Uses of Aloe Vera That Will Blow Your Mind!

3. Spathiphyllum (Peace Lily, False Arum, or Moonflower)

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Spathiphyllum

When to water: Every 5-10 days

Good to know: Keep soil moist, allowing it to dry to about 5 cm deep between waterings. Slow drying indicates it needs more sun.

4. Mother-in-Law's Tongue

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Sansevieria trifasciata

When to water: Every 10 to 15 days

Good to know: Wait for completely dry soil, then soak thoroughly and drain. Though shade-tolerant, it thrives in bright, direct light as a desert native.

5. Fiddle Leaf Fig

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Ficus lyrata

When to water: Every 5-10 days

Good to know: Let soil dry 5 cm deep. It prefers full light, even if leaves occasionally crisp at edges.

6. Peperomia

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Peperomia

When to water: Every 5-10 days

Good to know: Allow 5 cm dryness. Prolonged moisture signals insufficient light.

7. Spider Plant

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Chlorophytum comosum

When to water: Every 5-10 days

Good to know: Water at 5 cm dryness. Prefers moist soil; slow drying means more light needed.

8. Calathea

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Calathea

When to water: Every 5-10 days

Good to know: Water at 5 cm dryness. Avoid misting foliage to prevent disease, but keep soil moist. Slow drying? Increase light.

9. Parlor Palm (Dwarf Palm)

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Chamaedorea elegans

When to water: Every 5-10 days

Good to know: Water at 5 cm dryness. Likes moist soil; slow drying indicates low light.

10. Lemon Tree and Other Citrus

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Citrus

When to water: Every 5-10 days

Good to know: Water at 5 cm dryness or when leaves wilt/curl. Slow drying? More light or switch to terracotta pots for quicker drainage.

11. Rubber Plant (Rubber Ficus)

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Ficus elastica

When to water: Every 5-10 days

Good to know: Prefers well-drained soil; water at 5 cm dryness.

12. Moth Orchid (Phalaenopsis)

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Phalaenopsis

When to water: Every 5-10 days

Good to know: Mist regularly (daily or every other day). Weekly, soak pot 3/4 deep in room-temp water for 10 minutes until bubbles stop. Avoid sphagnum moss—use orchid bark mix. Thrives in humid spots like bathrooms.

13. Philodendron

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Philodendron

When to water: Every 5-10 days

Good to know: Water at 5 cm dryness. Slow drying means more light needed.

14. Ficus

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Latin name: Ficus

When to water: Every 5-10 days

Good to know: Water at 5 cm dryness. Loves bright sun exposure.

2 Golden Rules for Watering Houseplants

These two rules from Christophe's expertise will transform your plant care:

1. Treat Soil Like a Dry Sponge

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Dry soil repels water initially. If it runs straight through without absorbing, try bottom-watering via drainage holes or soaking (basinage) in a bucket until the surface wets.

2. Scale Water by Plant Size and Conditions

Indoor Plant Watering Guide: How Often to Water Popular Houseplants

Smaller plants or those in brighter spots need more frequent watering. Use 1/4 to 1/3 pot volume. Test by finger: dry at 5 cm deep? Water.

Your Turn

Did this guide help with your houseplant watering? Share in the comments—we'd love to hear!