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Best Fertilizer For Colorado Lawns (2024 Updated)

If you’re looking for a lush and beautiful yard in Colorado, then fertilization is critical. But with so many fertilizers available on the market, how do you choose the right one? Before buying any products, it’s important to consider several factors that can impact the success of your lawn care efforts.

First, evaluate the soil in your yard. Colorado soils can be alkaline, acidic or neutral, and this will impact the nutrients your lawn needs. Also think about the climate in Colorado. This state experiences cold winters, hot summers, and a dry climate. So you should choose a fertilizer that can withstand weather changes, helps your grass retain moisture and can tolerate the Colorado climate.

You should also consider the type of grass in your yard. Cool-season grasses, such as Kentucky bluegrass or fescue, are common in Colorado. Warm-season grasses, like Bermuda and St. Augustine, are also viable choices. But certain fertilizers may be more suitable for one type of grass over another, so be sure to research which one is best for you.

Are you tired of having a lackluster lawn in Colorado? Want a yard that's green and beautiful all year round? Then look no further than fertilizer for Colorado lawns. Do you struggle with determining which type of fertilizer is best for your lawn? What factors do you consider before purchasing? Don't miss out on the opportunity to have the yard of your dreams. Read on to learn more about how you can improve your yard with the right fertilizer.

10 Best Fertilizer For Colorado Lawns

# Product Image Product Name Product Notes Check Price
1
The product is ideal for fertilizing and controlling weeds on lawns up to 5,000 square feet.
2
This liquid fertilizer is ideal for all grass types during the spring and summer seasons.
3
This product is ideal for fertilizing lawns and covering a 5000 square foot area.
4
The fertilizer is ideal for nourishing lawns and promoting healthy growth with its balanced nutrients and humic acid content.
5
Ideal for providing balanced nutrition, micronutrients and iron to lawns up to 5,000 sq ft.
6
Ideal for small yards in Northern regions with a comprehensive lawn care plan that includes fertilization, weed control, and insect prevention.
7
This lawn fertilizer is ideal for building thick, green lawns with deep greening in just three days.
8
The product is ideal for improving thin lawns by providing grass seed, fertilizer, and soil improver for both sunny and shaded areas.
9
This product is ideal for fertilizing and protecting lawns from weeds such as crabgrass, dandelion, clover, and chickweed.
10
Ideal for fertilizing all types of grass on a 5,000 sq. ft. lawn.
The product is ideal for fertilizing and controlling weeds on lawns up to 5,000 square feet.
This liquid fertilizer is ideal for all grass types during the spring and summer seasons.
This product is ideal for fertilizing lawns and covering a 5000 square foot area.
The fertilizer is ideal for nourishing lawns and promoting healthy growth with its balanced nutrients and humic acid content.
Ideal for providing balanced nutrition, micronutrients and iron to lawns up to 5,000 sq ft.
Ideal for small yards in Northern regions with a comprehensive lawn care plan that includes fertilization, weed control, and insect prevention.
This lawn fertilizer is ideal for building thick, green lawns with deep greening in just three days.
The product is ideal for improving thin lawns by providing grass seed, fertilizer, and soil improver for both sunny and shaded areas.
This product is ideal for fertilizing and protecting lawns from weeds such as crabgrass, dandelion, clover, and chickweed.

1. Scotts Turf Builder Weed And Feed 3; Covers Up To 5,000 Sq. Ft., Fertilizer, 14.29 Lbs.

Scotts Turf Builder Weed and Feed3 is a powerful lawn care product designed to kill existing weeds and feed your lawn to thicken it up and prevent future weed growth. With the help of WeedGrip Technology, this weed and feed product targets and destroys over 50 different types of lawn weeds, including dandelion, clover, chicory, plantain, purslane, morningglory, and eveningprimrose.

One bag of Scotts Turf Builder Weed and Feed3 is enough to cover an area of 5,000 sq. ft. and can be applied to a variety of grass types, including Bahiagrass, Bermudagrass, Bluegrass, Centipedegrass, Fescue, Ryegrass, and Zoysiagrass. Please note that this product is not recommended for use on St. Augustinegrass (including Floratam), Dichondra, Lippia, Carpetgrass, and Bentgrass lawns.

Scotts Turf Builder Weed and Feed3 is an excellent choice for anyone looking to maintain a lush, weed-free lawn. It is easy to use and provides long-lasting results that will keep your lawn looking beautiful all season long.

Pros

  • Kills existing weeds and feeds your lawn to prevent future weed growth
  • Targets over 50 different types of lawn weeds
  • Utilizes WeedGrip Technology for maximum effectiveness
  • Can be applied to a variety of grass types
  • Easy to use and provides long-lasting results

Cons

  • – Not recommended for use on certain grass types such as St. Augustinegrass (including Floratam), Dichondra, Lippia, Carpetgrass, and Bentgrass lawns
  • – Not available in FL

2. Summer Boost Liquid Lawn Fertilizer – Simple Solutions

The Complete NPK Lawn Food: 16-4-8 is a high-quality liquid fertilizer that provides the perfect blend of key macronutrients to nourish your lawn to health. This turf fertilizer also contains Seaweed & Fish that provide rich organic matter to soil for more effective lawn food and optimum nutrient uptake. The formula is made up of 16% Nitrogen, 4% Phosphorus, and 8% Potassium that encourages vigorous growth, root development, and enhances plant tolerance to extreme temperatures and drought. This complete Nitrogen, Phosphate, and Potash formula gives your grass a healthy green color while providing nutrients for roots, health, and turf strength.

The 1 Gallon Size of the 16-4-8 Lawn Food covers 12,800 square feet, making it ideal for all grass types including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass & Kentucky Bluegrass. It is manufactured in the United States of America by a family-owned business with 25 years of experience in the commercial professional turf industry.

This Lawn Food is best used to maintain and feed your lawn, enhance the green of your lawn, boost vertical and lateral growth, and/or if your lawn is deficient in Macronutrients like Nitrogen, Phosphorus, and Potassium.

Pros

  • Contains a perfect blend of key macronutrients
  • Includes Seaweed and Fish Emulsion that provides rich organic matter to soil
  • Encourages vigorous growth, root development, and enhances plant tolerance to extreme temperatures and drought
  • Ideal for all grass types
  • Manufactured in the United States of America by a family-owned business with 25 years of experience in the commercial professional turf industry
  • Covers 12,800 square feet

3. Pennington 100536576 Ultragreen Lawn Fertilizer, 14 Lbs, Covers 5000 Sq Ft

The Lawn Fertilizer is a must-have for all lawn owners. It is specifically designed to provide a lush, thick and deep green lawn that is strong enough to withstand both heat and drought. This fertilizer is suitable for use on all types of lawns and ensures quick greening while providing extended feeding for up to 3 months.

The Lawn Fertilizer is formulated with essential nutrients that are critical for the growth and development of your lawn. It contains a blend of nitrogen, phosphorus, and potassium that promotes healthy growth and development. Additionally, it has a slow-release formula that ensures a steady and continuous supply of nutrients for up to 3 months.

With the Lawn Fertilizer, your lawn will always look its best. The quick greening formula ensures that your lawn will start looking greener and healthier within a few days of application. Furthermore, the extended feeding formula ensures that your lawn remains healthy and lush for up to 3 months.

Overall, the Lawn Fertilizer is an excellent choice for anyone looking to achieve a deep green, lush, and healthy lawn that is strong enough to withstand heat and drought. With its quick greening and extended feeding capabilities, this fertilizer is a must-have for all lawn owners.

Pros

  • Suitable for all types of lawns
  • Strengthens against heat and drought
  • Provides quick greening
  • Extended feeding for up to 3 months
  • Contains a blend of essential nutrients
  • Has a slow-release formula for steady and continuous nutrient supply

4. The Andersons Professional Pgf Complete 16-4-8 Fertilizer With 7% Humic Dg 5,000 Sq Ft

The phosphorus-free fertilizer blend is a perfect solution for those looking to enhance turf quality while also reducing nutrient requirements. The fertilizer blend comprises fine particles that include humic acid, which helps in uniform growth and extended feeding. Moreover, the fertilizer contains MUtech coated slow-release nitrogen, which improves the quality of the turf.

Unlike coated fertilizers used by our competitors, DG particles do not rely on a physical coating to release nutrients, making them less susceptible to damage from mowers, resulting in premature nutrient release. The small particle size of the fertilizer blend provides twice the number of particles per square foot, thereby improving its efficiency. Additionally, DG particles disperse quickly and completely when watered, moving directly into the soil.

Please note that this fertilizer blend is not available for sale in California or Oregon.

Pros

  • Contains humic acid for improved turf quality
  • Reduces nutrient requirements
  • MUtech coated slow-release nitrogen for uniform growth and extended feeding
  • DG particles do not rely on a physical coating to release nutrients, making them less susceptible to damage from mowers
  • Small particle size provides twice the number of particles per square foot, improving efficiency

Cons

  • – Not available for sale in California or Oregon

5. The Andersons Pgf Balanced 10-10-10 Fertilizer With Micronutrients And 2% Iron (5,000 Sq Ft)

The PGF Balanced 10-10-10 fertilizer is a high-quality product that is perfect for maintaining lawns, gardens, and flower beds. It has a fine particle size that ensures every part of your garden receives the same amount of nutrients, thus promoting healthy growth. This professional-grade fertilizer can be used during any growing season, but it is best for spring and fall applications. The fertilizer contains quick-release nitrogen that provides immediate nutrition to your plants. Additionally, it includes micronutrients and 2% iron that promote extra-deep greening, giving your garden a luscious, healthy appearance. However, it is advisable to blow off sidewalks and driveways after application to avoid staining. Each bag of fertilizer provides coverage for up to 5,000 square feet of garden. Please note that this product is not available for sale in California.

Overall, the PGF Balanced 10-10-10 fertilizer is a reliable, high-quality product that guarantees healthy growth for your garden. Its micronutrients and iron content provide extra-deep greening while the quick-release nitrogen provides immediate nutrition. With its fine particle size, the fertilizer ensures that your garden receives the same amount of nutrients, promoting uniform growth. The product is easy to use and provides coverage for up to 5,000 square feet of garden. However, gardeners in California cannot purchase this product.

Pros

  • Contains quick-release nitrogen that provides immediate nutrition to your plants
  • Includes micronutrients and 2% iron that promote extra-deep greening
  • Each bag of fertilizer provides coverage for up to 5,000 square feet of garden
  • Fine particle size ensures every square inch of your lawn/garden receives the same amount of nutrients

Cons

  • – Not available for sale in California
  • – Sidewalks and driveways should be blown off after application to avoid staining

6. Scotts Lawn Care Plan For Small Yards (Northern)

Achieve a lush, green lawn all year round with the Scotts Lawn Care Plan. This comprehensive plan contains four different types of fertilizers that are specially designed to provide your lawn with the nutrients it needs to thrive in any season. The Scotts Turf Builder Halts Crabgrass Preventer with Lawn Food is perfect for preventing grassy weeds such as crabgrass. It helps you get rid of weeds and nourish your lawn at the same time. The Scotts Turf Builder Weed & Feed 3 is an excellent option for clearing out weeds and feeding your lawn to make it thicker. The Scotts Turf Builder SummerGuard Lawn Food with Insect Control is an insecticide that protects against fleas, ticks, and other insects that can cause damage to your lawn. Lastly, the Scotts Turf Builder Winterguard Fall Lawn Food develops strong, deep roots to prepare for winter. It is designed for use on Bermuda, Bluegrass, Rye, Tall Fescue, Centipede, Zoysia, and Bahia lawns.

The Scotts Lawn Care Plan is an all-in-one solution that saves you time and effort. The plan eliminates the need to purchase individual fertilizers, making it a cost-effective option for lawn care. With this plan, you can achieve a healthy, green lawn that can withstand any weather condition. The fertilizers are easy to apply and come with clear instructions for use. The Scotts Lawn Care Plan is a must-have for anyone who wants a beautiful lawn without the hassle.

The Scotts Lawn Care Plan is an excellent option for those who want to take their lawn care to the next level. The set includes fertilizers that cater to specific needs, making it a versatile solution for any lawn. Each fertilizer has been tested and developed by lawn care experts to ensure that you get the best results possible. The Scotts Lawn Care Plan is perfect for anyone who wants a healthy, vibrant lawn that is the envy of the neighborhood.

Pros

  • Comprehensive plan that includes all the necessary fertilizers for a healthy lawn
  • Easy to use with clear instructions
  • Cost-effective solution that saves money in the long run
  • Suitable for different types of lawns
  • Developed by lawn care experts for optimal results

Cons

  • – May require multiple applications for best results
  • – Some users may prefer organic lawn care solutions

7. Deep Green Lawn In 3 Days

Achieve deep greening of your lawn in just three days with the dual-action and 2-in-1 formula of the Scotts Lawn Food. This high-quality lawn food not only feeds your grass but also supplements it with iron to ensure a healthier and greener-looking lawn. You can apply it to any grass type in the spring, summer, and fall months without worrying about stains when used as directed.

Scotts Lawn Food is recommended for many lawns as part of the Scotts Lawn Care Plan. It is safe to re-enter your lawn immediately after applying the product. Give your lawn the nourishment it deserves with Scotts Lawn Food and enjoy a greener and healthier lawn.

Pros

  • Dual-action and 2-in-1 formula for feeding and supplementing with iron.
  • Can be applied to any grass type in the spring, summer, and fall months.
  • Does not stain when used as directed.
  • Recommended for many lawns as part of the Scotts Lawn Care Plan.
  • Safe to re-enter your lawn immediately after applying the product.

8. Scotts Turf Builder Thick'r Lawn Grass Seed, Fertilizer And Soil Improver For Sun & Shade, 40 Lbs.

Achieve a lush, thick lawn with just one easy application using this 3-in-1 solution for thin lawns. This product is a combination of seed, fertilizer and soil improver that works together to improve the condition of your lawn. It is perfect for filling gaps in your current lawn, promoting thicker and greener turf, and enhancing root development.

With this solution, you can get up to a 50% thicker lawn in no time. Simply use a spreader to apply the solution and follow proper care instructions. Keep in mind that results may vary depending on the current condition of your lawn. However, with its effective formula, you can expect to see significant improvements in no time.

Pros

  • Easy to use 3-in-1 solution for thin lawns
  • Combination of seed, fertilizer and soil improver promotes thicker and greener turf
  • Enhances root development for a healthier lawn
  • Can achieve up to a 50% thicker lawn with just one application

Cons

  • – Results may vary depending on the current condition of the lawn

9. 3-In-1 Lawn Savior: Scotts Triple Action

Achieve a thick green lawn with the Triple Action lawn fertilizer. This product has a three-way approach, which means it kills, prevents, and feeds. It gets rid of the weeds you see and the hidden ones that may be lurking, including dandelions, chickweed, clover, and other broadleaf weeds found on the product label. Additionally, it prevents the emergence of crabgrass for four months giving you peace of mind.

This lawn fertilizer also feeds your lawn, providing the necessary nutrients to help it grow and become healthier. It effectively prevents the growth of common weeds such as barnyardgrass, fall panicum, foxtail, annual bluegrass, broadleaf weeds, corn speedwell, prostrate spurge, knotweed, purslane, chickweed, henbit, and oxalis, among others. This product is suitable for use on different grass types, including Bermudagrass, Bahiagrass, Centipedegrass, Kentucky Bluegrass, Perennial Ryegrass, Tall Fescue, and Fine Fescue, and Zoyiagrass.

The product comes in a convenient package that makes it easy to apply. It is recommended to apply it during the growing season when the grass is actively growing. With the Triple Action lawn fertilizer, you can achieve a beautiful and healthy lawn effortlessly.

Pros

  • Kills, prevents and feeds your lawn
  • Prevents the growth of various weeds
  • Suitable for different grass types
  • Comes in a convenient package
  • Effective for four months

10. Scotts Turf Builder Lawn Food – Fertilizer For All Grass Types, 5,000 Sq. Ft., 12.5 Lbs.

Scotts Turf Builder Lawn Food is a highly effective lawn care product that can help you maintain and improve your lawn's health. This fertilizer is designed to feed and strengthen the grass, which in turn helps to protect it against future problems. With regular use of this product, you can build strong, deep roots and improve your lawn's ability to absorb water and nutrients, resulting in a healthier and more vibrant lawn.

This grass fertilizer is suitable for use on any grass type, making it a versatile choice for homeowners. It can be applied to both wet and dry lawns, providing flexibility and convenience. Each 12.5 lb. bag of Scotts Turf Builder Lawn Food can cover up to 5,000 sq. ft., making it an economical choice for those with larger lawns. With its powerful formula, this fertilizer can help you achieve a lush and healthy lawn with minimal effort.

Pros

  • Feeds and strengthens grass to protect against future problems
  • Builds strong, deep roots and improves the lawn's ability to absorb water and nutrients
  • Suitable for use on any grass type
  • Can be applied to wet or dry lawns
  • Each bag covers up to 5,000 sq. ft.

Best Fertilizer For Colorado Lawns FAQs

Are there any specific brands of fertilizer recommended for Colorado lawns?

Yes, there are specific brands of fertilizer that are recommended for Colorado lawns. Due to the unique climate and soil conditions in Colorado, it is important to choose a fertilizer that is tailored to the specific needs of the region. Some of the most commonly recommended brands of fertilizer for Colorado lawns include Scotts Turf Builder, Milorganite, and Espoma Organic Lawn Food. These fertilizers are designed to provide the necessary nutrients that Colorado lawns need to thrive, including nitrogen, phosphorus, and potassium. In addition to choosing the right brand of fertilizer, it is also important to apply it at the right time and in the right amount. This will help ensure that your lawn stays healthy and green throughout the growing season. It is always a good idea to consult with a lawn care professional or local garden center to get specific recommendations for your lawn.

Can over-fertilizing damage my Colorado lawn?

Yes, over-fertilizing can damage your Colorado lawn. Although fertilizers are essential for maintaining a healthy lawn, using too much of it can lead to adverse effects. Over-fertilizing can cause excessive growth of grass, which in turn leads to a higher demand for water and nutrients. This can weaken the root system of the grass, making it more susceptible to diseases and pests. Moreover, excess fertilizer can leach into the groundwater, polluting the environment.

To avoid damaging your lawn, it is essential to follow the instructions on the fertilizer package and apply it at the recommended rate. It is also important to choose the right type of fertilizer for your lawn and soil type. You may want to consider getting your soil tested to determine the right nutrients and pH levels needed for your lawn. Additionally, it is recommended to fertilize your lawn during the growing season and avoid fertilizing in extreme weather conditions such as drought or heavy rainfall. By following these tips, you can ensure a healthy and beautiful lawn without causing harm to the environment.

How often should I fertilize my lawn in Colorado?

The frequency of fertilizing your lawn in Colorado depends on several factors such as the type of grass, soil type, and climate conditions. For cool-season grasses like Kentucky bluegrass and tall fescue, it is recommended to fertilize three to four times a year. The first fertilization should be done during early spring, usually in March or April, before the grass starts growing actively. The second application should be in late spring, around May, when the grass is in full growth mode. The third application should be in late summer or early fall, typically in August or September, to prepare the grass for winter dormancy.

It is important to note that the amount and timing of fertilization should be adjusted based on the health and growth of the grass. Over-fertilizing can cause rapid growth and weaken the grass, making it more susceptible to diseases and pests. Under-fertilizing can also result in poor growth and color. Soil testing can help determine the appropriate fertilizer type and amount needed for your lawn. It is best to consult with a professional lawn care provider to create a customized fertilization plan that suits your lawn's specific needs.

What nutrients are important in Colorado lawn fertilizers?

Colorado is a state with diverse climate zones, which can make it challenging for homeowners to maintain a healthy lawn. One of the key factors in maintaining a thriving lawn in Colorado is ensuring that the grass receives the right nutrients. The primary nutrients that are important in Colorado lawn fertilizers are nitrogen, phosphorus, and potassium. Nitrogen is essential for promoting healthy growth and green color in the grass blades. Phosphorus is important for root growth and overall plant health. Potassium helps to improve the turf's resistance to disease and drought. In addition to these primary nutrients, Colorado lawn fertilizers may also contain secondary nutrients such as calcium, magnesium, and sulfur, which can help to maintain soil pH levels and improve nutrient uptake. It's important to choose a fertilizer that is specifically formulated for Colorado's unique climate and soil conditions to ensure that your lawn receives the nutrients it needs to thrive.

What type of fertilizer is best for Colorado lawns?

When it comes to maintaining a healthy and lush lawn in Colorado, choosing the right fertilizer is crucial. Colorado's climate and soil conditions can be challenging, so it's important to select a fertilizer that can provide the necessary nutrients for your lawn.

The best type of fertilizer for Colorado lawns is one that is high in nitrogen and contains other essential nutrients such as potassium and phosphorus. Nitrogen is especially important because it helps promote healthy grass growth and gives your lawn its vibrant green color.

When choosing a fertilizer, look for one specifically designed for Colorado lawns. These fertilizers are formulated to address the unique challenges of the state's climate and soil conditions. They may also include additional features such as slow-release technology or weed prevention.

It's also important to follow the manufacturer's instructions carefully when applying fertilizer to your lawn. Applying too much fertilizer can damage your lawn and harm the environment, while applying too little may not provide the necessary nutrients for healthy grass growth.

In summary, a high-nitrogen fertilizer that is specifically designed for Colorado lawns is the best choice for maintaining a healthy and beautiful lawn in this state.

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