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Front view of orange weed preventer bottle with green cap and label.
Back view of orange weed preventer bottle with green cap and printed directions.
Weeds Controlled chart card for Extended Control weed preventer, text on yellow background.
Orange weed preventer bottle with green cap in use near flowers and garden beds.
Orange weed preventer bottle with green cap near watering hose for activation.
Orange weed preventer bottle held with flip-top applicator cap, green label panel.
Orange weed preventer bottle with green cap, showing Extended Control label.
Weed preventer bottle being poured onto garden soil beside shrubs.
Front view of orange weed preventer bottle with green cap and label.
Back view of orange weed preventer bottle with green cap and printed directions.
Weeds Controlled chart card for Extended Control weed preventer, text on yellow background.
Orange weed preventer bottle with green cap in use near flowers and garden beds.
Orange weed preventer bottle with green cap near watering hose for activation.
Orange weed preventer bottle held with flip-top applicator cap, green label panel.
Orange weed preventer bottle with green cap, showing Extended Control label.
Weed preventer bottle being poured onto garden soil beside shrubs.

Preen Extended Control Weed Preventer - 4.93 lb. Bottle - Covers 805 sq. ft.

$32.12 $25.12( / )
Shipping Free.
Product details The best way to control weeds in the garden is to prevent them from getting started in the first place. Preen Extended Control garden weed preventer has a specialized formula to keep weed seeds from starting. 1-easy application of Preen Extended Control Garden Weed Preventer 4.93 lb. bottle...
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Product details


The best way to control weeds in the garden is to prevent them from getting started in the first place. Preen Extended Control garden weed preventer has a specialized formula to keep weed seeds from starting. 1-easy application of Preen Extended Control Garden Weed Preventer 4.93 lb. bottle keeps 125 broadleaf and grassy weeds from sprouting for up to 6-months. Your garden will stay weed-free all season long. Weeds rob desirable plants of water and other nutrients. Preen garden weed preventer stops weeds and eliminates time-consuming weed pulling chores. With Preen, you will be free to enjoy a beautiful, weed-free landscape
  • One application blocks weeds up to 6 months guaranteed
  • Effectively prevents weed growth before it starts
  • Flip-top applicator cap makes it easy to apply
  • Not intended for use on flower seeds, lawns, vegetable gardens, water gardens or other food-producing or edible plants
  • When used as directed Preen Extended Control Weed Preventer 4.93 lb. can be used around more than 600 perennials, groundcovers, shrubs and trees as listed on the product label
  • Not available for sale in NY
  • Covers 805 sq. ft.
  • Remove existing weeds, sprinkle product evenly over garden area and water product into soil

🚚 Free Shipping & 30-Day Free Returns

Enjoy Free Standard Shipping across the USA and 100% Free 30-Day Returns with zero restocking fees.

📦 Shipping Policy

  • Target Destination: We ship exclusively to physical addresses within the 50 United States.

  • Order Processing (Handling Time): 0 to 3 business days (Mon – Fri). Orders placed after 5:00 PM ET or on weekends begin processing the next business day.

  • Transit Time: 0 to 3 business days (Mon – Fri).

  • Total Estimated Delivery: 1 to 6 business days.

  • Tracking: A tracking number will be emailed to you as soon as your order ships.

🔄 Return & Refund Policy

  • 30-Day Return Window: Items can be returned within 30 days of delivery.

  • 100% Free Returns: We provide a prepaid return shipping label for all eligible returns (including customer remorse, wrong size, or defective items).

  • Zero Restocking Fees: We do not charge any restocking or return fees.

  • Item Condition: Must be new, unused, and in original packaging with all accessories included.

  • Fast Refunds: Once inspected at our warehouse, your full refund is processed back to your original payment method within 7 business days.

⚠️ Damaged or Incorrect Orders?

If your item arrives damaged, defective, or incorrect, please notify us within 48 hours of delivery with photos of the item and packaging so we can expedite a free replacement or instant full refund.

📩 How to Start a Return or Inquiry

Returns are accepted by mail with prior authorization. Contact our customer care team with your order number: