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    Owen F.

    I've been getting more vigorous growth than I have seen in the past few years. Super happy with this product.

    OF
    Owen F.

4.8/5 · 35 reviews · Trusted by 1,000+ home gardeners

YARDi Root & Grow Liquid Fertilizer 8-16-8

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Strong roots first, not leggy top growth: a phosphorus-forward 8-16-8 for the early window that sets up your whole season

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Bioavailable from the first pour: nutrients arrive fully dissolved, ready for tender new roots, no waiting on granules to break down

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One teaspoon per gallon, done: mix into a watering can or hose-end sprayer and feed every 3 to 4 weeks

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For seedlings, transplants, and cuttings: vegetables, herbs, roses, perennials, and young trees, in beds or the ground

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192 gallons from one bottle: about 16 cents per gallon of ready-to-pour plant food

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Feed it for 30 days. If your starts and transplants aren't rooting in stronger and growing faster, email us and we'll refund every penny. Keep the bottle, we're not asking for it back.

  • OF
    OF
    Owen F.

    I've been getting more vigorous growth than I have seen in the past few years. Super happy with this product.

    OF
    Owen F.

YARDi Launch Special: Free Grower's Guides With Every Order

Real guidance that takes the guesswork out of growing, free with every YARDi order.

The Harvest Handbook, your complete growing playbook

24 Bloom-Boosting Secrets for more flowers and fruit

The Quick-Start Bloom Guide, start strong from day one

Not All Plant Food Is Created Equal

Here's what the big fertilizer brands leave out: the number on the bag means nothing if the nutrients aren't available to the roots when your plant actually needs them. For a young plant, that window is short, and most feeds show up late.

Granular starter feeds: sit in the soil for weeks waiting on moisture and microbes to break them down

All-purpose plant food: nitrogen-heavy, so it forces soft, leggy top growth before the roots can support it

Compost alone: great for soil, but it can't put concentrated phosphorus in the root zone on a schedule

YARDi liquid 8-16-8: already dissolved, phosphorus-forward, and feeding the root zone within hours, plus a natural kelp extract plant biostimulant most ordinary feeds skip

That's the difference between a plant that takes off and one that limps into summer.

YARDi Root & Grow 8-16-8 fertilizer front label
YARDi Root & Grow 8-16-8 root and early-growth liquid fertilizer, 32 oz bottle

Why Liquid Fertilizer Is Superior

Liquid isn't just a fancier label. It changes when your plants get fed, and timing is everything when roots are establishing.

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Already dissolved, so roots drink it up in hours instead of waiting on granules

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Even feeding in every drop, no hot spots, no wasted prills

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Fed on your schedule, right at transplant and through establishment when it counts

Same nutrients. Totally different delivery. Totally different results.

Granular misses the timing. Liquid doesn't.

Why So Many Starts Stall Out Early

Feed a young plant a nitrogen-heavy all-purpose formula and you get exactly the wrong thing: a flush of soft top growth sitting on a weak, shallow root system. Then the first hot, dry stretch hits and it can't keep up.

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Fed for Leaves, Not Roots

Most all-purpose feeds are nitrogen-heavy, forcing soft, leggy top growth before the roots can ever catch up.

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Too Slow for the Window

Granular feed takes weeks to break down, so it shows up long after the establishment window has closed.

Wrong ratio, wrong timing, and you've got a leggy plant on shallow roots, fighting to keep up all season.

The Right Nutrients, in a Form Plants Can Use Now

Serious growers have always known it: roots first, everything else follows. Root & Grow puts concentrated, plant-ready phosphorus right in the root zone, in liquid form, so you never miss the window that sets up the whole plant.

Supports strong root development and faster establishment

Feeds within hours, not the weeks granular takes

Chelated iron and zinc for deep color and vigor

Balanced nitrogen for sturdy stems, not leggy growth

Works across seeds, starts, transplants, & young plants

Feed the stage that builds the foundation, and the rest of the season takes care of itself.

YARDi Root & Grow fertilizer guaranteed analysis 8-16-8 with chelated micronutrients

Why the 8-16-8 Ratio Works

Every number on the label has a job. Here's what the 8-16-8 is actually doing for your plants:

8%

Total nitrogen, balanced for sturdy stems and leaves without forcing leggy growth

16%

Available phosphate (P₂O₅), the number that supports root formation and gets starts established fast

8%

Soluble potash (K₂O), for water regulation, stress tolerance, and steady vigor

100%

Of the iron and zinc is chelated, so micronutrients stay available and absorb reliably

Root & Grow puts that balance into one simple bottle, formulated for early growth and root establishment.

YARDi Root & Grow 8-16-8 fertilizer benefits for strong root development

One Bottle. Everything Strong Early Growth Needs.

No cheap fillers, no wasted bulk, nothing your plants don't use. Root & Grow is built around what actually supports early growth, in a form the roots can grab right now.

With Root & Grow, every feeding is concentrated, plant-ready fuel for the stage that decides it all.

Real Stories From Gardeners Who Made the Switch

Liquid 8-16-8: Built for Strong Early Roots

Here is how Root & Grow compares to the usual ways people try to feed young and establishing plants:

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Available in hours, not weeks

Already dissolved for fast root uptake

Feeds the exact moment plants are establishing

No waiting on granules to break down

Even coverage in every drop

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Tuned for roots, not just leaves

8-16-8 puts phosphorus first for roots

Balanced nitrogen keeps growth sturdy

Stronger roots and faster establishment

Beats high-nitrogen all-purpose feeds at the start

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Concentrated and ready for uptake

Delivers plant-ready phosphorus on schedule

No waiting months for soil to break down

Precise feeding at the establishment window

Pairs well with healthy soil

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Chelated micros that absorb fast

Chelated iron and zinc stay stable

Absorbed easily by the roots

Supports color and vigor

Fewer deficiency setbacks

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Gentle, not a harsh salt dump

Diluted and gentle when used as directed

Will not scorch tender new roots when properly diluted and used as recommended

Safe to use through the whole season

Formulated for use around pets and pollinators

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One bottle does it all

Drench, foliar, drip, or hose-end

Works across vegetables, flowers, and young plants

One 32 oz bottle makes up to 192 gallons

A simple cap and pour routine

The YARDi Promise:

Fast Liquid Uptake

Made in the USA

Lab-Verified 8-16-8

Pollinator Friendly

Pet and Kid Safe When Used as Directed

Makes 192 Gallons

What to Expect Once You Start Feeding

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Within Days

Plants take up the liquid fast. Transplants settle in and perk up, with less transplant shock.

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1 to 2 Weeks

New white roots form and fresh top growth appears.

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3 to 4 Weeks

A vigorous root system and strong, sturdy stems.

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6 to 8 Weeks

A well-established plant with a deep root base, ready for its productive stage.

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Mid Season

A strong foundation supporting flowering, fruiting, and growth later on.

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Full Season

Feeding every 3 to 4 weeks keeps roots and growth strong right through the season.

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Season After Season

The same simple cap and pour routine builds strong plants year after year.

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Give Your Garden a Stronger Start

Build Your Strongest Roots Yet

YARDi Root & Grow fertilizer dilution rate and how to use

SPECIAL OFFER AVAILABLE NOW!

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4.8/5 · 35 reviews · Trusted by 1,000+ home gardeners

Try Root & Grow risk-free and watch what happens underground.

ACT NOW & YOU'LL GET:

More bottles, bigger savings on every bundle

30-day Grow-or-it's-FREE money-back guarantee

FREE shipping on orders over $40

Bonus: free Quick-Start Root Feeding Guide

Learn exactly when and how to feed for the strongest roots

Bonus: 10 root-boosting tips for seedlings, transplants, and more

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Frequently Asked Questions

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