# TLDR Review: Spectracide Weed & Grass Killer 1.3 Gallon Refill

*Published: 2025-02-24 | Updated: 2025-02-24 | Source: https://shopsavvy.com/reviews-tldr/spectracide-weed-and-grass-killer-1.3-gallon-refill*

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## Verdict

While the *Spectracide Weed & Grass Killer* offers quick, visible results and a user-friendly design, its long-term effectiveness seems to have waned, reportedly lasting only a few weeks now. Frequent use after rainfall and spray mechanism issues may frustrate users, particularly for larger weed infestations. For more consistent results, consider a pressurized sprayer or explore alternative brands emphasizing long-lasting formulas.

**Top pro:** Excellent value for a large amount of product, with economical refill options.
**Top con:** Previous effectiveness of 3 months has reduced to 2-3 weeks.

## Product: Spectracide Weed & Grass Killer 1.3 Gallon Refill
**Brand:** Spectracide
[Compare prices and price history on ShopSavvy](https://shopsavvy.com/products/spectracide-weed-and-grass-killer-1.3-gallon-refill)

## Pros
- Excellent value for a large amount of product, with economical refill options.
- Effective at killing weeds and grass within 24 hours and shows visible results.
- Convenient trigger sprayer design, suitable for targeted use in small areas.
- Versatile application with adjustable nozzle settings and user-friendly packaging.
- Rainproof within 15 minutes, ensuring lasting effectiveness after drying.
- Ideal for driveways, sidewalk cracks, and large areas around the yard.
- Significant weed die-off in warm, sunny conditions.

## Cons
- Previous effectiveness of 3 months has reduced to 2-3 weeks.
- Recent formula change might be affecting long-term performance.
- Requires multiple applications after rain, leading to excessive purchases.
- Spray mechanism often fails mid-use, necessitating transfer to another sprayer.
- Cumbersome jug and short spray tube make application difficult.
- Not as effective on spindly, prickly weeds, especially in dry, hot climates.
- Product's longevity claims sometimes fall short without sufficient coverage.

## Pros vs Cons at a Glance

| Pros | Cons |
|------|------|
| Excellent value for a large amount of product, with economical refill options. | Previous effectiveness of 3 months has reduced to 2-3 weeks. |
| Effective at killing weeds and grass within 24 hours and shows visible results. | Recent formula change might be affecting long-term performance. |
| Convenient trigger sprayer design, suitable for targeted use in small areas. | Requires multiple applications after rain, leading to excessive purchases. |
| Versatile application with adjustable nozzle settings and user-friendly packaging. | Spray mechanism often fails mid-use, necessitating transfer to another sprayer. |
| Rainproof within 15 minutes, ensuring lasting effectiveness after drying. | Cumbersome jug and short spray tube make application difficult. |
| Ideal for driveways, sidewalk cracks, and large areas around the yard. | Not as effective on spindly, prickly weeds, especially in dry, hot climates. |
| Significant weed die-off in warm, sunny conditions. | Product's longevity claims sometimes fall short without sufficient coverage. |

## Last Seen Prices

*Each price is the last one ShopSavvy observed, on 2026-06-23; it may have changed since.*

| Retailer | Price | Availability | Last seen |
|----------|-------|-------------|-----------|
| [Amazon](https://shopsavvy.com/api/redirect/products/RIggwEakGH8qwQSKOwIA/offers/JOA6kAdWPn2LLuTSltxM?source=shopsavvy&medium=article-review-tldr) | $11.05  | In Stock | 2026-06-23 (may have changed) |

[See every retailer and the full price history on ShopSavvy](https://shopsavvy.com/products/spectracide-weed-and-grass-killer-1.3-gallon-refill)

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*About this review: it summarizes the professional reviews and customer ratings ShopSavvy collected for this product, alongside prices from ShopSavvy's price data (each price shows when it was last seen).*

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