How to use

How to use the product

Choosing the right type: Powder vs Granular

Characteristics of grains and powders

Depending on the purpose of use, method of use, soil, etc.Powder type and granular typeYou can choose from

 Applications

・Open-field farming (fields)

Features

・Mixes uniformly even at low application rates
・Mixes well with pellets and fertilizers (similar particle size)
・Easy to incorporate into moist soils
・Particle size: 3–4 mm

 Applications

・Planters
・Seedling raising
・Sowing

Features

・Easy to mix evenly, even with small volumes of soil
・Can be mixed with seeds for direct sowing
・Particle size: 100 μm–2 mm

* Important notes

        •   Mix in, don’t surface-apply. EF Polymer will not move down if broadcast on the surface. Mix it into the soil so it              sits in the crop’s root zone. Planting can be done immediately after incorporation.
       •    Work with dry soil. Before mixing, make sure the field/soil is dry. If the soil is moist, the polymer won’t distribute              evenly.
       •    Keep the product dry during application. Avoid any contact with water before incorporation. Spread and mix              EF Polymer while it is dry.

Tips for using EF Polymer

Point ①
Incorporate into the soil

① Mix in, don’t surface-apply

EF Polymer will not move down if broadcast on the surface. Mix it into the soil so it sits in the crop’s root zone. Planting can be done immediately after incorporation

② Work with dry soil

Before mixing, make sure the field/soil is dry. If the soil is moist, the polymer won’t distribute evenly.

③ Keep the product dry during application

Avoid any contact with water before incorporation. Spread and mix EF Polymer while it is dry.

Point ②
Mix with fertilizers or pesticides (granular or powder forms)

•        Recommended application rate
Because the usage rate is small (2–5 kg per 1,000 m² [10 ares, “10a”]), it’s efficient to premix EF Polymer with existing materials and apply them together.
Example: In sugarcane, EF Polymer can be applied together with granular pesticides or fertilizers.

•        Bulk density caution
If the materials differ greatly in bulk density or particle size, the mix may separate during blending or application. To reduce segregation, pre-blend in small batches, choose similar particle sizes when possible, and keep the mixture gently agitated while spreading.

How to use EF Polymer

Method ① Sowing (seeds)

Recommended rate: 2 kg per 1,000 m² (10 ares, “10a”)

・Pre-mix EF Polymer with the seeds, then sow

Example: For 5 kg of soybean seed per 10a, mix with 2 kg of EF Polymer.

Mix the seeds with EF polymers

Transfer the mixture to the seeder and sow as usual.

Note: The rate above is a guideline. Adjust by crop, seeding method, soil, and growing conditions. If this is your first time, test on a small area before full application.

Method ② Seedlings & Planters

Recommended rate: Nursery soil 0.5–5 g/L; Planters 1–5 g/L; Plug trays 0.5–3 g/L

・Mix EF Polymer into nursery or potting soil at the rate above.

Example: For 10 L of soil at 1 g/L, add 10 g of EF Polymer.

Sprinkle EF Polymer over the soil

Mix thoroughly for even distribution

Fill seed trays or planters and use as usual.

Notes:
       •   Start on the low end (e.g., 0.5–1 g/L) and adjust by crop, plant size, climate, soil, and irrigation             method.
       •   Keep the product dry until mixing; pre-wetting can cause clumping and uneven distribution.

Method ③ Transplanting (seedlings)

Recommended rate: 1–5 g per seedling

・Place EF Polymer in the planting hole so it sits in the root zone.
・Mix lightly with the surrounding soil, then transplant the seedling.
・Apply in dry soil whenever possible.

Example: At 3 g per seedling, the usage is about 3 kg per 1,000 seedlings (≈ 10 ares / 1,000 m²), and the material cost is about ¥6 per seedling (reference).

Put EF polymer into the planting hole

Stirring

*Note: The recommended amount may differ from this guideline depending on the purpose of use, crop, crop type, etc.

Method ④ Beds (ridges)

Recommended rate: 2–5 kg per 1,000 m² (10 ares, “10a”)

・Apply EF Polymer along the beds/ridges, then till to incorporate evenly (aim for the root zone; ~5–10 cm depth is typical).

Example: At 2 kg/10a for carrots, apply about 50 g per 10 m of bed/ridge.

・For efficiency, combine bed formation and EF Polymer application in one pass.

Apply EF Polymer along the ridges.

Till the soil to incorporate it evenly.

Application tools

・Watering can
・Granular spreader (granular applicator)
・Fertilizer and pesticide applicators (e.g., fertilizer spreaders, pesticide sprayers)
・Drone or helicopter (for large fields)

Note: The recommended amount may vary depending on the purpose, crop type, and growing conditions.

Changes you may observe with EF Polymer (notes)

Variation

・Stronger root growth and establishment

・Improved tolerance to water stress

・Growth rate may increase or decrease depending on the crop and environment

・Even if early above-ground growth looks unchanged, enhanced root development can lead to a longer harvest window and improvements in later growth stages

Note: Outcomes vary by crop, soil, climate, and application rate.

Easy How-to Videos

Application in the field

Application in planters

Application for tree planting

Useful tools for applying EF Polymer

Granular applicator or watering can

A fertilizer granular applicator or a watering can helps spread EF Polymer evenly across the soil.

Fertilizer/pesticide application equipment

Loading EF Polymer into a fertilizer or pesticide applicator allows even coverage over large areas with minimal effort.
Tip: Use equipment designed for powders/granules and calibrate the application rate before use.

Frequently asked questions (usage)

Q. Can I just sprinkle EF Polymer on the soil surface?

Not recommended. For best results, incorporate EF Polymer into the soil so it sits in the root zone (about 5–10 cm deep). This allows it to supply water and nutrients directly to the crop.

Q. What if I apply too much—will it cause root rot?

No cases of root rot have been reported from EF Polymer itself. However, over-application can harden the soil as it dries, which may stress young roots. Please follow the recommended application rates and start with a small trial if you’re unsure.

A Super Absorbent Polymer Made from Crop Residues

100% naturally-derived
Fully biodegradable

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