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Understanding Crabgrass Control: Timing Matters

Spring is just around the corner, and for many lawn enthusiasts, that means it's time to start thinking about crabgrass prevention. However, before you rush to apply pre-emergent herbicides, it's essential to consider the timing carefully. While crabgrass germinates at around 52 degrees Fahrenheit, soil temperatures are currently lingering in the low 40s in many areas. So, is it too soon to put down crabgrass pre-emergent? Let's delve into this topic further.


The Crabgrass Conundrum

Crabgrass, the bane of many lawn owners, is an annual weed that can quickly invade and overtake lawns if left unchecked. It thrives in warm weather and typically begins to germinate when soil temperatures reach around 52 degrees Fahrenheit. This often coincides with the onset of spring, making early prevention crucial for maintaining a healthy lawn throughout the growing season.


Understanding Pre-emergent Herbicides

Pre-emergent herbicides are a primary tool for controlling crabgrass as traditional post-emergent herbicides do not work on it. They work by creating a barrier in the soil that prevents crabgrass seeds from germinating. However, timing is everything when it comes to applying these products. If applied too early, the barrier may break down before the peak germination period, allowing crabgrass to take hold.


Temperature Considerations

While crabgrass germinates at 52 degrees Fahrenheit, soil temperatures tend to lag behind air temperatures, especially in the early spring. This means that although the air may feel warm, the soil may still be too cold for crabgrass seeds to germinate. In many regions, soil temperatures remain in the low 40s during early spring, making it premature to apply pre-emergent herbicides.


The Importance of Patience

Patience is key when it comes to crabgrass control. Rushing to apply pre-emergent herbicides before soil temperatures are optimal can be ineffective and may even result in wasted time and resources. It's essential to monitor soil temperatures closely and wait until they consistently reach the threshold for crabgrass germination before applying pre-emergent products.


Liberty's Strategy

All our Liberty's programs are uniquely designed to combat crabgrass on multiple fronts while still being able to seed. With two pre-emergent applications and targeted post-emergent treatment, we ensure thorough control. What sets us apart is our innovative approach, allowing spring seeding while still managing crabgrass effectively. Elevate your lawn care with our program today.


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