How Often to Water Orchids: A Beginner's Guide

Orchids are among the most captivating and exotic plants you can cultivate, but their care can be quite demanding, particularly when it comes to watering. Unlike other houseplants, orchids have specific hydration requirements. So, how often should you water orchids? This guide will delve into effective watering techniques to help you maintain healthy, flourishing orchids. 

How Much Water Do Orchids Need

Many orchids are epiphytes, naturally growing on trees in their native habitats. Rather than drawing water from the soil, they rely on absorbing moisture from the air and rainwater that flows over their roots. This unique adaptation means they dislike sitting in stagnant water, yet require consistent moisture to avoid drying out. The key is to strike a balance that keeps their roots healthy without causing rot. 

Signs of Underwatering

• Crisp, dry leaves
• Wrinkled or shrunken leaves
• Pale, brittle roots
• Slowed growth
• Bud drop
• Leaf tips turning brown
• Dull, faded leaf color
• Thinner or weak stems

Signs of Overwatering

• Yellow, limp leaves
• Mushy, dark roots
• Unpleasant odor 
• Mold or algae growth
• Blackened leaves
• Soft, swollen stems
• Root tips turning brown or black
• Fungus gnats around the soil

The Art of Water Orchid

When to water your orchid depends on various factors, including the local climate, potting mix, and even the type of container. Therefore we don't recommend setting a fixed schedule. Instead, it's better to observe whether the orchid is dehydrated to determine the watering frequency.

Traditional watering methods suggest waiting until the potting mix is completely dry before watering again. To check, insert a finger 2–3 cm into the mix—if it feels dry, it’s time to water. Beyond the traditional method, consider these additional watering recommendations:

Misting

lightly mist the roots and aerial parts using a spray bottle, ensuring a fine, even distribution of moisture. Be cautious not to over-mist, as excessive moisture on the leaves or in the crown can create a breeding ground for fungal problems. 

Ice Cube Watering

Place 2–3 ice cubes on the potting mix once a week. As they melt, they slowly release water, ensuring steady hydration while reducing the risk of overwatering. This method is convenient for beginners or those with a busy schedule.

Soaking

To water your orchid using the soaking method, submerge the pot in room-temperature water for 10-15 minutes, allowing the roots to absorb moisture fully. After soaking, ensure the pot is thoroughly drained to prevent waterlogging. This method mimics the natural hydration process orchids experience in their native environments. 

Bottom Watering

Set the orchid pot in a shallow tray of water, allowing the roots to absorb moisture gradually from below. Once the top layer of the potting mix feels damp, remove the pot to prevent excess water retention.

How to Save a Root Rot Orchid

Root rot is one of the worst results caused by watering issues, and can even kill your orchids. But don’t lose hope—your orchid can still be saved with the right care. Check this step-by-step guide to revive your plant:

Step 1: Gently remove the orchid from its pot. Rinse the roots under lukewarm water to wash away any debris or decayed material.

Step 2: Healthy orchid roots are firm and green or white. Using sterilized scissors or pruning shears, carefully cut away all rotten or blackened roots. If the damage is extensive, leave only the firm, healthy roots to give your orchid a chance to recover. 

Step 3: After trimming, allow the roots to air dry for a few hours in a warm, well-ventilated area. Place the orchid on a clean paper towel, avoiding direct sunlight, which can stress the plant. This step helps prevent further fungal or bacterial infections.

Step 4: Choose a well-draining potting mix, such as bark-based orchid mix, sphagnum moss, or a blend of perlite and charcoal. Ensure the new pot has drainage holes to prevent water from pooling at the bottom.

Step 5: After repotting, wait a few days before watering to let the orchid adjust.