Step 1


Step 1 of the 6 Step Program

Crabgrass Preventer plus Fertilizer

BLACKLINE crabgrass preventer contains .20 Prodiamine.  Prodiamine creates a vapor barrier lasting up to 8-10 weeks controlling annual weeds and crabgrass before they germinate.   Slow release nitrogen, organic based fertilizer.

When to Apply: Apply Step 1 pre-emergence application in Early April

Coverage: 50lb covers 12,500 sq.ft.

How to Apply: A rotary spreader works the best, as a general rule open your spreader 1/3 open

In stock

Quantity Discount (%) Price
1 - 3 $31.99
4+ 9.38 % $28.99


Do not overseed after using Prodiamine.  The pre-emergent herbicide remains active in the soil for 8-10 weeks and prevents grass seed from germinating. We do have a pre-emergence safe for grass seed called Mesotrione.

Additional information

Weight 54.00 lbs
Dimensions 10 × 20.00 × 36.00 in