Description
Professional Bridge lawn food with soil biology, delivered to your home. Sigma 12-2-6 Bio blends Sigma's organic base and beneficial microbes with coated slow-release nitrogen designed to feed for up to 10 weeks.
- Long feeding: polymer and sulfur coated nitrogen designed to feed evenly for up to 10 weeks
- Lawn balance: a two-to-one nitrogen to potash ratio, plus magnesium, sulfur and iron
- Living soil: beneficial bacteria, mycorrhizal fungi and Trichoderma from Sigma's organic base
- Multicolor blend: you will see the organic base and coated nitrogen granules mixed together in the bag
Commonly used on: lawns, sports and play areas, landscape beds, trees and shrubs.
What is Bridge?
Bridge products pair fast, dependable conventional nitrogen with Sigma's organic base, beneficial microbes and soil carbon in the same bag. You get the quick green color of a traditional lawn food, while the biology and organic matter work on the soil underneath. It is the easy middle step between a conventional program and a fully organic one.
How much to use: application rates are on the product label. Open it with the Product label button below.
Guaranteed Analysis
Total Nitrogen (N) 12.0%
10.8% Water Soluble Nitrogen
1.2% Water Insoluble Nitrogen
Available Phosphate (P2O5) 2.0%
Soluble Potash (K2O) 6.0%
Magnesium (Mg) 5.0%
Sulfur (S) 4.0%
4.0% Combined Sulfur (S)
Iron (Fe) 0.3%
0.3% Soluble Iron (Fe)
Derived from composted poultry manure, urea, polymer coated sulfur coated urea, potassium magnesium sulfate, copper oxide, iron sulfate, iron oxide, manganese sulfate, manganese oxide, zinc sulfate, zinc oxide and sulfate of potash.
Also contains: 5% humate; 2.8 million Bacillus bacteria, 6.1 mycorrhizal propagules and 480 thousand Trichoderma per lb.
50 lb bag. Delivered pricing: one price with delivery included, lower 48 states.
Safe use around children and pets
- Read and follow all label directions before use.
- After spreading, water the product in or work it into the soil. Do not leave granules piled on the surface.
- Keep children and pets off the treated area until the product has been watered in and the surface is dry.
- Sweep any granules off sidewalks, driveways and patios back onto the lawn or bed.
- Store the bag closed, in a cool, dry place, out of reach of children and pets.
- Not for human or animal consumption. Wash hands after handling.
- If swallowed, rinse the mouth and drink water. Call a doctor, or a veterinarian for a pet, if any symptoms appear.
- Keep product out of storm drains, ditches and waterways.
Label and safety documents
Product labelSafety Data Sheet (SDS)
The product label is the official guide for how much to use, where and when. Read it before every use.
Always read and follow label directions. Product information on this page is general guidance; results vary with soil, weather, plant type and application. For advice on your own lawn or garden, including soil testing, contact your local Cooperative Extension office. Find your state's Extension service.