Woodace Preen Plus
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Woodace Preen Plus


Landscape Bed Pre-emergence

Woodace® Preen® Plus combines the power of two active ingredients (Trifluralin and Isoxaben) for unsurpassed control of both grassy and broadleaf weeds. One application can prevent over 150 weeds from invading shrub beds and other landscape areas for up to eight months.

  • A premium weed control product for flower and shrub beds
  • For maintenance of existing trees, shrubs and flowers
  • A combination of trifluralin and isoxaben for extended pre-emergent control of crabgrass and other weeds in shrub beds

When to Apply

Apply this product anytime prior to germination of target weeds, or immediately after cultivation. Length of weed control will vary with rate of this product applied, weed population, potting media or soil conditions, temperature, watering regime, and other factors. Following application, user should monitor and observe level of weed control over time to determine when additional applications may be needed.


20lb bag covers 6,500 sq.ft.

Additional information

Weight 20.00 lbs
Dimensions 18.00 × 18.00 × 4.00 in