Stash Base Premium All Natural Nutrient


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Sale price$30.31
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Description

Stash Base (All-Natural Dry Veg Fertilizer, 2.2-4.0-2.3) - Happy Hydro

The mineral-and-carbon foundation your plants build on, mixed in once.

Stash Base is an all-natural dry amendment that turns fresh or reused media into a mineral- and carbon-rich foundation for vegetative growth. Rather than a liquid grow feed, it is worked into your soil, where a broad set of natural inputs feeds steady growth and strong roots as the soil biology breaks them down. It is the veg half of the Stash program, the base you build before flipping to Stash Bloom. Mix it in, plant, and grow.

All-Natural Dry Inputs Veg Nutrient + Soil Builder Soil, Living Soil, Coco Made in the USA
Built by growers, not a marketing department. Stash Nutrients was developed by the home growers behind the From the Stash podcast, Mr. Grow It, Pigeons 420, and Rob from CLTV, working with a professional nutrient chemist. Stash Base is the vegetative and soil-building formula from that line, made in the USA.
Free shipping over $49 30-day returns on all orders Serving growers since 2006

A liquid grow schedule vs. Stash Base

Liquid Grow Schedule
  • Separate bottles for grow, cal-mag, and micronutrients
  • Mix fresh nutrient water for every watering in veg
  • Grow concentrates are mostly water, heavy to ship and quick to empty
  • Salt-based feed can build up and stress young roots
  • Feeds the plant but does nothing to build the soil itself
  • Empty coco or soil starts from zero every single run
Stash Base (Dry)
  • One dry amendment covers veg nutrition and calcium
  • Work it in at the start, then just add water
  • A dry bag ships light and lasts across a whole grow
  • All-natural, slow-release inputs feed gently with little burn risk
  • Builds a living, mineral-rich medium that gets better each cycle
  • Leaves you with reusable soil you can recharge and replant

How Stash Base builds veg and the medium

A strong vegetative stage starts with the medium, not just the feed. Stash Base uses biochar and glacial and volcanic rock dusts to do the structural work. The biochar acts like a sponge and a reef at once, holding water and nutrients and giving soil microbes a place to live, while the rock dusts slowly release the wide range of trace minerals plants draw on across a full cycle.

On top of that structure, marine, fish, and plant inputs supply the nitrogen, phosphorus, and calcium that leaf, stem, and root growth need. Because that nitrogen is mostly slow-release and water-insoluble, it feeds gradually as soil biology mineralizes it, which keeps vegetative growth steady and makes it hard to burn young plants. You end up with a medium that is fed and alive before the plant even asks for it.

What Stash Base does for veg

A veg feed and a soil upgrade in one bagVeg + soil builder

One all-natural amendment feeds vegetative growth and rebuilds the medium at the same time, so you are not running a grow bottle, a cal-mag, and a separate soil conditioner. Mix it in at the start of the run.

Calcium built in, where veg often runs short6.9% Ca

Calcium is easy to run low on in veg. Stash Base carries a solid dose of it to support sturdy stems and healthy new growth, and it helps buffer the soil at the same time.

Kelp and neem, not just NPKMarine + botanical

Beyond the big three, it brings giant kelp meal for natural growth compounds and trace elements, plus neem seed meal, a botanical input that supports a cleaner, more resilient root zone.

Feeds the whole veg stage, hands-offWeeks per feed

Amend once and most of the work is done. It keeps releasing through veg, so you top-dress only every few weeks instead of mixing a grow feed at every watering.

Turns soil into a reusable assetReusable media

Instead of spent, salt-heavy soil at the end of a run, you get an amended, living medium. Recharge it and replant, and your cost per cycle drops with every reuse.

Works in soil, coco, and next to your lineSoil and coco

Run it in soil, living soil, or coco, on its own or alongside the base nutrients you already trust. It works the same in a hand-watered pot as it does in a raised bed.

Stash Base by the numbers

Guaranteed Analysis (N-P-K)
2.2-4.0-2.3
Calcium (Ca)
6.9%
Nitrogen
2.2% total, mostly water-insoluble; 0.57% slowly available
Iron (Fe)
0.52%
Type
Dry vegetative fertilizer and soil amendment
Veg rate
3 to 4 tablespoons per gallon of media
Amendment rate
2.5 tablespoons per gallon mixed into fresh media
Sizes
4 lb, 15 lb, 42 lb

What's in the bag

Ingredients: calcium phosphate, biochar, crustacean meal, feather meal, fishbone meal, glacial and volcanic rock dusts, alfalfa, insect frass, giant kelp meal, neem seed kernel meal, oyster shell dust, sulfate of potash, calcium carbonate, and fish meal. Because it includes fish, crustacean, and feather meals, Stash Base is not vegan, and it carries the earthy smell natural amendments tend to have.

How to feed with Stash Base

1

Amend fresh or reused media

Mix Stash Base into your soil or coco at about 2.5 tablespoons per gallon of media before planting. If you can, let it sit and moisten for a few days so it starts breaking down.

2

Start seedlings gently

Rather than seeding straight into freshly amended soil, dig a small hole and start seeds or young plants in a mild seed-starting mix, then let the roots reach the amended soil as they grow. This keeps tender seedlings from burning.

3

Feed through veg

As plants establish, top-dress the veg rate of 3 to 4 tablespoons per gallon of media every two to three weeks, lightly work it into the surface, and water as normal.

4

Switch to Bloom at the flip

When plants move into flower, stop feeding Base and transition to Stash Bloom for the flowering stage. The amended soil stays productive underneath.

What's in the bag, and how to buy it

In every bag of Stash Base
  • All-natural dry vegetative fertilizer and soil amendment
  • Carbon and mineral inputs that build and remineralize the medium
  • A calcium-rich mix of mineral, marine, and plant inputs
  • Feeds by mixing in, top-dressing, or side-dressing
  • Suitable for soil, living soil, and coco
Sizes and how to buy
  • 4 lb for a few plants or a small tent for a season
  • 15 lb for several beds or a medium indoor space
  • 42 lb for large gardens and commercial rooms
  • Full Stash program: follow with Stash Bloom at the flip. Stash Blend, the weekly root and soil additive, is sold separately if you want the complete lineup.
Not sure which size fits? Tell us your plant count or bed size and we will help you land on the right bag. Call 716-217-0353 or email help@happyhydro.com.

Before you buy

For most soil and coco grows, it is enough on its own through veg. Stash Base supplies nitrogen, phosphorus, potassium, calcium, and a broad set of trace minerals, so you can amend and grow without a separate grow bottle. If you like a specific liquid line, you can still run it, since Stash is compatible with organic and synthetic nutrients.
It works in soil, living soil, and coco. In coco, use a lighter up-front mix and lean more on top-dressing as plants grow, since coco holds fewer nutrients than soil. It is not made for deep water culture or other pure-hydro reservoirs, because it is a dry amendment that releases as it breaks down.
Go easy at the start. Freshly amended soil can be strong for tender seedlings, so start them in a mild seed-starting mix and transplant into the amended soil once they have a few sets of roots, or use the lighter young-plant rate when you mix. Established plants handle the full rate fine.
It is measured per gallon of media, so your total depends on container count and how much soil you are building. As a rough guide, a tablespoon of dry amendment is about 10 grams, so a 5-gallon pot amended at the mix rate uses a little under a cup. For an exact number for your setup, call us and we will work it out with you.
Every input is natural, and it is a strong fit for living-soil and no-till beds, where it amends and remineralizes the bed between runs. We do not claim a specific certification on this page, so if you need a certified input for a particular program, call us first and we will confirm the current label with you before you order.
It has the earthy, mealy smell natural dry amendments carry, strongest right after you water it in. Mixing it into the soil rather than leaving it on the surface keeps the smell down and keeps it from drawing fungus gnats or other surface pests.
If you receive a defective or damaged unit, email us a photo at help@happyhydro.com 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 carry Stash Nutrients because the formulas work and the growers who run them come back happy. Have questions before you order? Call 716-217-0353 or email help@happyhydro.com. We're easy to reach and happy to help!

Questions? We're easy to reach. Happy Hydro has been serving growers since 2006. Call or email us before you order, after you order, or any time something comes up. When you're happy, we're happy.

Your Happy Hydro Shipping Experience

We ship fast from Buffalo, NY. Most orders land at your door in 3-5 business days. Free standard shipping on orders $49+, plain-box packaging, and real humans ready to help if anything goes sideways.

Free shipping on orders over $49
Plain-box discreet packaging
Serving growers since 2006
When you order from Happy Hydro

Fast & Free on Orders $49+

Free standard shipping to the lower 48. Most orders ship same or next business day from our Buffalo, NY warehouse via UPS Ground or USPS Ground Advantage. Expedited options available at checkout.
* Soils may incur added fees for Western US delivery
* Some products ship direct from the vendor's warehouse to keep prices lower and get your order there faster

World-Class Customer Care

Our grower support team is here 10 am-4 pm EST, Monday-Friday. Call 716-217-0353 or email help@happyhydro.com.

Discreet & Secure Packaging

Every order ships in a plain brown box with no branding or logos. Your purchase stays 100% private. We can also ship to your local UPS Store on request.

Shipping details at a glance
Delivery time
3-5 business days
Default carrier
UPS Ground or USPS
Signature required
Orders over $500 only
Free shipping threshold
$49+ to the lower 48
International
Canada only Email help@happyhydro.com your address & a screenshot of your cart for a quote
Returns
30 days on most orders Exceptions apply — orders over $400, multi-box shipments, and some vendor items may incur return shipping charges. Full policy
Frequently asked questions
Shipping
Check the order confirmation sent to your email or phone after checkout — it includes a tracking link. If you use the Shop App, you can track your order there too.
Most orders arrive in 3-5 business days. Expedited options (2-day, overnight) are available at checkout if you need it sooner.
Signature is only required on orders over $500. For added privacy, we can ship to your local UPS Store so you pick it up on your own schedule — just ask.
We default to UPS Ground or USPS Ground Advantage. Select an expedited option at checkout and we'll use the appropriate carrier for that service.
  • P.O. boxes: Yes, for small and lightweight items.
  • International: Canada only. Email help@happyhydro.com your address and a screenshot of your cart for a shipping quote.
  • APO/FPO: Not currently available.
For Canadian orders, import duties and taxes are the buyer's responsibility. You'll complete payment using your tracking number at UPS.com when your package arrives.
Title and risk of loss pass to you once we hand off to the carrier, but that doesn't mean we leave you hanging. Email help@happyhydro.com and we'll work overtime to track it down and make it right.
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Promotions
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Returns & Cancellations
Email help@happyhydro.com within 30 days of delivery and we'll get you a refund or replacement, your choice. Items must be in original packaging with all parts in resalable condition. Multi-light orders, grow tents, orders over $500, and multi-box shipments may incur return shipping charges. AK, HI, and international buyers are responsible for return and warranty shipping. Some vendor-specific policies may apply — check the product page for details.
Refunds are processed through Shopify within 10 business days. Most customers see the credit back in about 5 days.
Reply to your order confirmation email or email help@happyhydro.com as soon as possible. Canceled orders may incur a processing fee depending on your payment method:
  • Credit/debit card: 2.9%
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  • International PayPal: 4.0%
  • American Express: 4.1%
  • Shop Pay Installments / PayTomorrow: 6.5%
Support & Policies
Call or chat with our grower support team at 716-217-0353, Monday-Friday 10 am-4 pm EST. You can also email help@happyhydro.com any time and we'll get back to you quickly.
Your privacy matters to us. Read our full policy at happyhydro.com/pages/privacy-policy.
Why Buy From Happy Hydro

Why Buy From Happy Hydro

Happy Hydro began as a pipe dream in a garage and has grown into something built almost entirely on word of mouth and repeat customers. Rather than focusing on raising margins and obsessing over profits, we've always believed that the right combination of competitive prices, superior products, and world-class customer service speaks for itself. Our philosophy will never change: when you're happy, we're happy.

What you can expect from Happy Hydro

Real People, Real Growers

Our grower support team isn't a call center. They know the products because they're passionate about growing. Reach us Monday-Friday, 10 am-4 pm EST at 716-217-0353 or help@happyhydro.com, before you order or after.

Hand-Picked by Growers, for Growers

Every brand we carry was chosen by our founders because it performs. We only stock premium brands we believe in, and every item is inspected before it leaves our warehouse.

Fair Prices and Free Shipping

We work hard to keep our prices as low as manufacturers allow, and we include free shipping on orders over $49 so there are no surprises at checkout. Find a lower price anywhere and we'll match it.

Authorized for Every Brand We Carry

We're an authorized dealer for every manufacturer on our site. That means you get the full manufacturer's warranty on every purchase. No grey market, no expired stock.

30-Day Returns on Most Orders

Hard to commit to a product you haven't tried. Return most items within 30 days in original condition and we'll take care of it. Read the full policy.

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Every transaction is SSL encrypted. We don't store payment information and we will never sell your data to anyone, ever.

Volume and Commercial Pricing

If you're a commercial grower or putting together a large order, reach out before you buy. We have pricing available that we can't advertise publicly. Call 716-217-0353 or email help@happyhydro.com and we'll take care of you.

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