Indoor plants add together a vibrant touch to any live space , but creating the right environment for them to thrive can be a challenge , specially when it comes to maintaining the right humidness level . This is where humidity trays come into drama .

What is a Plant Humidity Tray?

A humidity tray is a simple yet ingenious machine for keep the moisture point around houseplants , in particular those requiring a more humid environment than the distinctive indoor setting provides . It ’s basically a shallow tray filled with water , and pebble or Harlan F. Stone , that leave for the gradual evaporation of water , creating a localise humid microclimate .

How Does a Humidity Tray Work?

The skill behind a humidity tray is straightforward . Water added to the tray evaporates slowly , increasing the wet horizontal surface in the air immediately surrounding the plant . This process mime the plant ’s natural humid tropical home ground .

The rock or pebbles in the tray do a dual intention , they :

A Step-by-Step Guide to Constructing a Humidity Tray

The advantage of using scoria lies in its holey nature ; these volcanic stones have numerous air spaces , making them significantly lighter and start the humidity tray to retain more urine . Similarly , the clay balls employ in hydroponics are extremely poriferous and partake corresponding dimension , but they are significantly smaller .

When to Use a Humidity Tray

A humidness tray is specially useful :

Plants That Benefit from a Humidity Tray

Plants from tropic or semitropical climates will appreciate the boost in humidness . These include :

Care and Maintenance of a Plant Humidity Tray

To ensure that the humidness tray rest effective and hygienic , clean house it monthly to preclude mould and bacteria growth . Tip out the water and run water over the stones , this also helps clear algae and mineral deposit that can build up in the tray and pit .

To reducemineral buildupif your strike water is hard , fill the tray with rainwater , distill or filtered water . Also watch over for signaling of over - humidification , such as leaf rot or fungal growth , and make any necessary allowance as needed .

What if Plant Roots Grow into the Humidity Tray?

To forestall industrial plant roots from grow out of their pots and into the humidity tray , you’re able to place a modest charge card saucer under the pot . However , if the extension of roots into the humidness tray does n’t rile you , it ’s not a cause for business concern . The plant are merely reaching for the extra nutrient - copious water and pee - soluble fertiliser that enfeeble from the quite a little into the tray with each watering .

In summary , a humidness tray is an well-to-do , modest - technical school elbow room to provide the wet in the surrounding air that some houseplants crave . With right care , a humidity tray can be the perfect complement to your plant maintenance routine that keeps your indoor garden thriving .

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Sitting plants on a humidity tray increases the moisture in the air around them, which helps tropical indoor plants in low humidity environments such as those running air-conditioning in summer or ducted heating in winter

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Sitting plants on a humidity tray increases the moisture in the air around them, which helps tropical indoor plants in low humidity environments such as those running air-conditioning in summer or ducted heating in winter

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A humidity tray made using a shallow 5cm (2″) deep plastic tray filled with 20mm (3/4″) scoria which is a light, porous volcanic rock

pandan plant on humidity tray

A young tropical Pandan plant (Pandanus amaryllifolius) from Southeast Asia, which produces long, glossygreenleaves that grow in a spiral arrangement. These leaves are fragrant and have a sweet aroma, similar to vanilla and coconut, and are commonly used in cooking.

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