Gaia Green Living Soil, 1.5 cu ft Bag

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US$17.98
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Management number 250625616 Release Date 2026/09/17 List Price US$17.98 Model Number 250625616
Category

Fill the pot, plant, and water.
The food and the biology are already in the bag.

Gaia Green Living Soil is a pre-charged organic potting mix, not a bare base you have to build yourself. Seventeen mineral and meal amendments plus worm castings and insect frass come blended into a peat, coir, perlite, and fir bark base, so the soil food web is alive and feeding from day one. Water only for the first few weeks, then top-dress as your plants ask for more. Less mixing. Less guessing. More growing.

CDFA Registered Organic Input 17 mineral and meal amendments Living biology in every bag
This is the ready-to-plant version of the Gaia Green system. It carries the same organic inputs found in their All Purpose 4-4-4 and Power Bloom 2-8-4 amendments, pre-blended into a complete soil so you don't have to build a mix from scratch. Top-dress with those same amendments as your plants grow.
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30-day returns on all orders
Serving growers since 2006
Bottled nutrients and bare media vs. Gaia Green Living Soil
Bottled Nutrients + Base Media
  • Mix and pH a liquid feed at almost every watering
  • Chase runoff EC and pH numbers to dodge lockout
  • Salt residue builds up, so you flush every few weeks
  • Media is spent after a grow, rebuy fresh each cycle
  • You blend your own nutrient charge into inert media
  • Overfeeding shows up fast as tip burn
Gaia Green Living Soil
  • Pre-charged with dry organic amendments, water only to start
  • Organic soil self-buffers pH, no runoff chasing
  • Organic inputs, no salt accumulation, no flush
  • Re-amend and reuse the same soil cycle after cycle
  • 17 amendments plus living biology already in the bag
  • Slow-release inputs stay forgiving when run water-only

How living soil actually feeds a plant

The amendments in this bag are not water-soluble salts. They are meals and ground minerals like blood meal, bone meal, kelp, rock dust, and greensand, and a plant cannot drink them directly. What makes it work is the biology. The worm castings and insect frass seed the soil with bacteria and fungi that digest those amendments and release nutrients in plant-available form. The plant signals the biology through its roots, and the microbes deliver nutrition on demand instead of you pushing a fixed dose in at every watering.

That is also why pot size matters more here than with bottled feed. A bigger pot holds more soil, which means more biology and a larger reserve of amendments, so it feeds the plant longer before it needs a top-dress. More soil means more food and more workers. Match the pot to the plant and the system mostly runs itself.

Why growers run Living Soil

Pre-charged and ready to plant 1-0-0, plus Mg and Fe

Blood meal, bone meal, feather meal, fishbone meal, alfalfa, kelp, glacial and basalt rock dust, greensand, and oyster shell flour come pre-blended into the base. Registered guaranteed analysis is 1 percent nitrogen with 0.5 percent magnesium and 0.3 percent iron.

Living biology out of the bag

African nightcrawler worm castings and insect frass seed the soil food web. Those microbes are what convert the dry amendments into food the plant can actually use.

Water only for the first stretch

In a properly sized pot the pre-charge carries most plants through establishment before they ask for a top-dress. No bottles to mix and no pH pen for that early window.

Reusable, so cost per cycle drops Re-amend and rerun

After the first bag you re-amend and run the same soil again instead of buying fresh media every grow. The more cycles you keep it alive, the cheaper each grow gets.

Self-buffering pH

Dolomite and oyster shell flour lime the mix, so a healthy organic soil holds its pH in range. You skip the pH pen and the runoff testing that salt-based feeding demands.

High-porosity base that drains and breathes

Peat, coir, perlite, and fir bark hold moisture while keeping air at the roots. It hand-waters well and runs beautifully under constant-moisture systems like Blumat and AutoPot.

Numbers and details
Bag Size
1.5 cu ft (about 42 liters)
Coverage
Fills one 10-gal pot or two 5-gal pots
Guaranteed Analysis
1-0-0 (Total N 1.0%)
Secondary Nutrients
Magnesium 0.5%, Iron 0.3%
Amendment Charge
17 mineral and meal inputs
Living Biology
Worm castings and insect frass
Certification
CDFA Registered Organic Input
Made By
Gaia Green, Grand Forks, BC

Full Ingredient Disclosure

Amendment charge: Glacial rock dust, dolomite, feather meal, alfalfa meal, bone meal, rock phosphate, blood meal, fishbone meal, mineralized phosphate, insect frass, mined potassium sulphate, basalt rock dust, humic acid, gypsum, kelp meal, oyster shell flour, greensand. Soil base: Peat moss, perlite, coconut coir, fir bark, composted litter, African nightcrawler worm castings.

Planting into Living Soil, from fill to reuse

1

Fill a pot sized to the plant

Use a 5 to 7 gallon final pot for a full cycle so there is enough soil volume, and enough biology, to feed the plant from the reserve in the bag.

2

Start seeds in a pocket, not the raw soil

The charged soil is rich for tender seedlings. Dig a small hole, drop in a handful of seed-starting mix, and sow into that pocket, or transplant an already-started seedling.

3

Water only while it establishes

Skip the liquid nutrients and the pH pen at the start. Plain water lets the biology wake up and feed the plant from the pre-charge.

4

Top-dress as demand ramps, then reuse

Scratch in 4-4-4 during veg, shift toward Power Bloom 2-8-4 for flower, and water it in. After harvest you can re-amend and run the same soil again.

What you get, and what to pair it with
Every 1.5 cu ft bag includes
  • 17 mineral and meal amendments, pre-charged and ready
  • Living biology from worm castings and insect frass
  • High-porosity base of peat, coir, perlite, and fir bark
  • Dolomite and oyster shell flour for pH buffering
  • CDFA Registered Organic Input, no synthetic inputs
Sizes and what to pair
  • 1.5 cu ft bag: fills one 10-gal or two 5-gal pots
  • Full pallet, 75 bags: for large gardens and commercial runs
  • All Purpose 4-4-4: your veg top-dress
  • Power Bloom 2-8-4: your flower top-dress
  • Runs great water-only under a Blumat or AutoPot system
Not sure how many bags you need? Tell us your pot sizes and plant count and we'll do the math with you. 716-217-0353 / help@
Frequently asked questions
You run water-only at the start. In a well-sized pot the pre-charge feeds most plants for roughly three weeks, then heavier feeders and fruiting plants want a top-dress. Scratch in All Purpose 4-4-4 during veg and shift toward Power Bloom 2-8-4 for flower, usually 1 to 2 tablespoons per gallon of soil every 3 to 4 weeks. Light feeders in a big pot may finish with little or no top-dressing at all.
We don't recommend sowing straight into it. The soil is nutrient-rich, and tender seedlings can be sensitive to that. Start seeds in a seed-starting mix, or dig a small hole in the pot, fill it with seed-starting medium, and sow into that pocket so young roots ease into the charged soil. Transplanting an already-started seedling works the same way.
No. A healthy organic living soil buffers its own pH, helped by the dolomite and oyster shell flour in the mix, so you don't chase runoff pH and EC the way you do with bottled nutrients. Use reasonably clean water and let the biology manage the root zone. That is one of the main reasons growers switch to this style of soil.
One 1.5 cu ft bag holds about 11 gallons of soil, so it fills one 10-gallon pot or two 5-gallon pots. For a full grow, a 5 to 7 gallon pot is the sweet spot: enough soil volume to hold the biology and feed the plant, without going so big it is hard to manage. Smaller pots run out of food sooner and need earlier top-dressing.
Yes, and that is where the value adds up. After harvest, pull the old root ball, mix about 3 tablespoons of 4-4-4 per gallon back in along with a cup of worm castings per gallon, and let it sit moist for 2 to 4 weeks so the biology recharges. The soil is then ready for the next plant with no fresh media purchase. Kept alive and re-amended, the same soil improves over multiple cycles.
Run water-only in a properly sized pot and it is forgiving. Burn usually comes from over-top-dressing, most often too much phosphorus late in flower or heavy amendments in a small pot. Keep top-dresses to 1 to 2 tablespoons per gallon, use a bigger pot so the soil dilutes the charge, and ease off if you see leaf-tip burn. When in doubt, feed less. It is easier to add than to undo.
If you receive a defective or damaged unit, email us a photo at help@ and we'll take care of you. For change-of-mind returns, we accept returns within 30 days for most items in new, resalable condition. If you're not sure whether this product is right for your setup, call us first at 716-217-0353. We'd rather answer your questions before you order.
Happy Hydro has been selling growing equipment since 2006. We've carried Gaia Green for years because the systems work great and customers who buy them leave happy. Have questions before you order? Call 716-217-0353 or email help@. We're easy to reach and happy to help!

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