A wooden box may need drainage holes, depending on how porous it is without them. Water that stands for too long in a planter will drown plants by choking out the oxygen supply to the roots, so good drainage is essential. … If the water freely runs out the bottom seams of the box, no other preparation is necessary.
In respect to this, what do you put in the bottom of a planter for drainage?
Put a layer of gravel in your plant’s drainage tray, or down inside a decorative planter, then sit your plant pot on top. The gravel will hold water and increase humidity, while keeping your plant’s roots up out of the puddle.
Also to know is, how much drainage does a planter box need?
Bed Height for Drainage
Standard heights for raised planters are between 11 and 12 inches. Raised planters do not have a base, meaning that the soil of your planter drains down to the topsoil on the ground.
Do I need to drill holes in planter?
Proper drainage is necessary for your plants to thrive. … Inadequate drainage in a planter can make plant roots die because they are not receiving the oxygen they need. To prevent this from happening, drill holes in the bottom of your planter if there aren’t any already.
Should I put rocks in bottom of planter?
In general, it’s not necessary to put rocks in the bottom of plant pots. One rock to cover the drainage hole is enough – just enough so that the soil doesn’t leach out of the bottom but water can flow freely through the pot. Putting rocks in plant pots doesn’t aid drainage or improve air circulation.
What do you put in the bottom of a planter without drainage holes?
Some experts suggest using a layer of pebbles as a sort of drainage layer in those pots without drainage holes. This technique allows excess water to flow into the space with the pebbles, away from the the soil and therefore the roots of your plant.
Should I put stones in the bottom of my planter?
This is false. Putting gravel, rocks, or other layers of material in your plant pots, planters, or containers with drainage holes does NOT improve potting soil drainage, it instead increases the water saturation level that leads to root rot.