Soil & potting mix
Best soil for Pilea 'Moon Valley' (Friendship Plant) (Pilea involucrata 'Moon Valley')
Also called Friendship Plant, Moon Valley Pilea, Moon Valley Friendship Plant, Pilea Moon Valley.
More about pilea 'moon valley' (friendship plant)
About Pilea 'Moon Valley' (Friendship Plant)
Pilea involucrata 'Moon Valley' · also called Friendship Plant, Moon Valley Pilea · houseplant
Pilea 'Moon Valley' is a compact tropical houseplant in the nettle family, prized for its deeply textured, quilted bronze-green leaves with red veining. It wants bright indirect light, evenly moist (never soggy) soil, and high humidity. The ASPCA lists Friendship Plant (Pilea involucrata) as non-toxic to cats, dogs, and horses.
Preferred mix: Rich, well-draining peat- or coir-based mix (an African violet mix works well)
Watch for — Root rot from overwatering: Soggy soil is the most common killer. Let the top inch dry before watering, use a free-draining mix, and ensure the pot drains; cut back watering in winter.
Why pilea 'moon valley' (friendship plant) needs this mix
Pilea 'Moon Valley' (Friendship Plant) is an easy-going houseplant — it just wants a free-draining general mix that holds some moisture but never stays soggy.
- Pilea 'Moon Valley' (Friendship Plant) is adaptable, but like most houseplants it still needs air at the roots — a mix that drains freely while holding a working moisture reserve.
- A little perlite or bark stops ordinary compost compacting into an airless block over time, which is the slow, common cause of decline.
- It is not fussy about pH or special ingredients; getting the air-to-moisture balance right is what matters.
For the full picture on what makes up a good mix, see our guide to the main types of soil and potting media — it explains why each ingredient above behaves the way it does.
What goes wrong with the wrong mix
The wrong soil is one of the most common reasons pilea 'moon valley' (friendship plant) struggles, and the damage often shows up weeks later as a watering problem. For this species specifically:
- Plain garden soil or a cheap, claggy compost compacts in the pot and slowly suffocates pilea 'moon valley' (friendship plant)'s roots.
- A pure peat mix that dries to a hard, water-repelling block is hard to re-wet and stresses the plant.
- No drainage hole turns even a good mix into a stagnant, root-rotting sump.
Reusing tired, compacted old compost or skipping the perlite. A free-draining mix in a pot with a hole solves most "why is it struggling" cases for pilea 'moon valley' (friendship plant).
pH — does it matter for pilea 'moon valley' (friendship plant)?
Pilea 'Moon Valley' (Friendship Plant) is not fussy about pH — a slightly acidic to neutral mix (around pH 6.0-7.0), which a standard peat-free compost provides, is perfectly fine. No testing needed.
If you want to check or adjust it, the soil pH guide walks through testing and the safe ways to nudge a mix more acidic or more alkaline.
DIY mix vs a bagged one
A decent bagged houseplant compost works for pilea 'moon valley' (friendship plant) as long as you mix in perlite for air. The simple DIY ratio above is cheap and more reliable than a budget bag alone.
Drainage and the pot
A pot with a drainage hole and a saucer you empty after watering is all pilea 'moon valley' (friendship plant) needs — the free-draining mix does the rest.
Refresh pilea 'moon valley' (friendship plant)'s mix every 18-24 months; even good compost slumps and compacts, and fresh, airy mix is often the simplest fix for a tired plant. When the time comes, our repotting guide for pilea 'moon valley' (friendship plant) covers the timing and technique step by step.
Pilea 'Moon Valley' (Friendship Plant) soil — frequently asked questions
What is the best soil mix for pilea 'moon valley' (friendship plant)?
3 parts peat-free houseplant compost : 1 part perlite : 1 part orchid bark or coco chips (optional). Pilea 'Moon Valley' (Friendship Plant) is adaptable, but like most houseplants it still needs air at the roots — a mix that drains freely while holding a working moisture reserve.
Can I use normal potting soil for pilea 'moon valley' (friendship plant)?
Plain garden soil or a cheap, claggy compost compacts in the pot and slowly suffocates pilea 'moon valley' (friendship plant)'s roots. A decent bagged houseplant compost works for pilea 'moon valley' (friendship plant) as long as you mix in perlite for air. The simple DIY ratio above is cheap and more reliable than a budget bag alone.
Does pilea 'moon valley' (friendship plant) need a special pH?
Pilea 'Moon Valley' (Friendship Plant) is not fussy about pH — a slightly acidic to neutral mix (around pH 6.0-7.0), which a standard peat-free compost provides, is perfectly fine. No testing needed.
Should I buy a bagged mix or make my own for pilea 'moon valley' (friendship plant)?
A decent bagged houseplant compost works for pilea 'moon valley' (friendship plant) as long as you mix in perlite for air. The simple DIY ratio above is cheap and more reliable than a budget bag alone.
How often should I refresh the soil for pilea 'moon valley' (friendship plant)?
Refresh pilea 'moon valley' (friendship plant)'s mix every 18-24 months; even good compost slumps and compacts, and fresh, airy mix is often the simplest fix for a tired plant. A pot with a drainage hole and a saucer you empty after watering is all pilea 'moon valley' (friendship plant) needs — the free-draining mix does the rest.
Keep reading
- Pilea 'Moon Valley' (Friendship Plant) care — the full brief (light, water, humidity, problems, pet safety)
- How often to water pilea 'moon valley' (friendship plant) — the schedule the mix feeds into
- Repotting pilea 'moon valley' (friendship plant) — when and how to refresh the mix
- Soil pH guide — test it and adjust it safely
- Should I water my plant? The simple check first
- Overwatered plant — signs and recovery
- Root rot — how the wrong soil starts it, and how to save the plant
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- All 609 soil and potting-mix guides in the Growli library