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Water Soluble Fertilizer

Our Water Soluble Fertilizer is a liquid all-purpose fertilizer for anything you water. It provides balanced nutrition to support healthy foliage, and steady growth.

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When supplemental feeding may be helpful

  • During the active growing season, when plants are putting on new growth
  • When beds or containers have been growing plants for several seasons without fresh soil
  • After heavy rain or frequent irrigation, which can carry nutrients below the root zone
  • For plants in containers, raised beds or sandy soils that hold few nutrients
  • When many different plants need feeding and one balanced formula is simpler to manage

Plant appearance can also be affected by light, watering, roots, temperature, and other growing conditions, so feeding is one part of overall plant care.

Results you can see

Feeds foliage for deeper color and a brighter, more lively look.

Feeds foliage for deeper color and a brighter, more lively look.

Encourages fresh leaf and stem growth for a fuller, thriving plant.

Encourages fresh leaf and stem growth for a fuller, thriving plant.

Supports healthy, resilient roots that absorb nutrients more effectively.

Supports healthy, resilient roots that absorb nutrients more effectively.

Works for anything you water

  • Vegetables
  • Herbs
  • Annual Flowers
  • Houseplants
  • Container Plants
  • Hanging Baskets
  • Shrubs
  • Lawns

How to use

  1. Watering can — plants under 12 inches

    1 Tbs (15 mL) per gallon of water

    Feed once weekly through the growing season

  2. Watering can — plants over 12 inches

    2 Tbs (30 mL) per gallon of water

    Feed once weekly through the growing season

  3. Hose end sprayer

    Set dial to the above feed rates

    Feed once weekly through the growing season

  4. Leaf misting (optional)

    1 tsp per quart (32 oz) of water

    Spray on leaves every 1-2 weeks

Frequently asked questions

How often should I use water soluble fertilizer?

Water Soluble Fertilizer is built for weekly feeding through the growing season, with the dose set by plant size: 1 tablespoon per gallon of water for plants under 12 inches, and 2 tablespoons per gallon for taller ones. A hose-end sprayer set to those rates covers beds and lawns. Weekly is the norm for a soluble feed because dissolved nutrients are used by your plant or carried out of the root zone faster than slow-release granules. An optional leaf mist at 1 teaspoon per quart every 1–2 weeks reaches the foliage directly.

Is water soluble fertilizer better than granular?

They solve different problems. Water Soluble Fertilizer works immediately, spreads evenly through the root zone with each watering and lets you dose precisely, which suits containers, fast correction of yellowing, and anyone who already waters regularly. Granular fertilizer breaks down over weeks and suits set-and-forget feeding of established plantings. The trade-off is frequency: a soluble feed goes on weekly, while granules don’t. Many gardeners use both, with the soluble feed doing the precise, responsive work.

Can I use this on both indoor and outdoor plants?

Yes. Our 3.6-3-5.1 formula in Water Soluble Fertilizer works across houseplants, vegetables, flowers, shrubs and young trees, and the size-based dosing handles the difference between a small pot and a mature plant: 1 tablespoon per gallon for plants under 12 inches, 2 tablespoons for larger ones. A few specialists do better on dedicated formulas: orchids in bark, succulents in lean mixes, carnivorous plants, and acid-lovers like blueberries and azaleas have requirements a general feed isn’t built around.

Will it burn my plants if I mix it too strong?

Any fertilizer can burn when over-concentrated, and browning leaf tips and edges are the early sign. Water Soluble Fertilizer is a dilute feed, and dilution is what matters: burn happens when concentrated salts sit against the roots. Mixed at 1 tablespoon per gallon for plants under 12 inches or 2 tablespoons for larger ones, the nutrients arrive in solution at a strength roots take up as they water, and all of the nitrogen is nitrate, absorbed directly. Start at the lower rate for seedlings; if you overshoot, water with plain water until it drains freely.

Can I mix a batch and store it for later?

Mix what you’ll use in a session. Diluted Water Soluble Fertilizer sitting in a can for weeks can grow algae, especially in light, and dissolved minerals can settle or precipitate, so the dose you pour later isn’t the dose you mixed. Mixing fresh takes a moment and keeps the strength exact, which is the reason to use a soluble feed in the first place. The concentrate itself keeps well: stored cool, dark and sealed, its useful life is up to two years.

When will I see results?

Faster than any other format. All of the nitrogen in Water Soluble Fertilizer is nitrate, which roots absorb directly with no conversion step, and the iron and magnesium are dissolved and available immediately, so uptake begins with the first watering. Expect visibly deeper green within 1–2 weeks, sooner on fast growers and container plants. Structural results such as fuller growth, better flowering and fruit set build over 3–5 weeks of weekly feeding.

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Water Soluble Fertilizer 8oz $11.99