Lawn care made for New Castle, DE
Lawn plans customized to your New Castle, DE lawn and delivered to your door.

Why try Sunday Lawn Care in New Castle, DE
From the historic cobblestone streets to the banks of the Delaware River, New Castle lawns face unique challenges. Sunday offers a personalized DIY lawn care subscription designed to make lawn care easy and effective. By using lawn data like soil, climate, topography and satellite imagery, Sunday creates custom lawn care plans made just for your lawn.
What makes lawn care in New Castle different? Our data science team analyzes Delaware's specific clay-heavy soil composition, seasonal rainfall patterns, and temperature fluctuations to create a plan that works specifically for your yard. We account for New Castle, DE's humid subtropical climate and typical soil needs.
Unlike traditional lawn care that relies on one-size-fits-all approaches, Sunday's smart technology customizes nutrient applications based on exactly what your New Castle lawn needs and when it needs it. Sunday lawn care reviews show how our science-backed approach helps homeowners achieve greener lawns with less guesswork.
Ready to see what Sunday can do for your New Castle lawn? Get your Custom Lawn Plan today.
How it works
Get yard analysis
Answer a few easy questions about your yard and location to help us create your unique plan.
Open your box
Your first box—including a free soil test—will arrive right when your lawn needs it.
Spray it on
Attach the custom fertilizer to your hose and spray. Then relax and wait for your next box!
Lawn care for New Castle, Delaware
Typical lawn size in New Castle, DE | 2000 sq ft |
Dominant grass type(s) in New Castle, DE | Cool-season grasses including tall fescue and Kentucky bluegrass |
Typical soil pH for New Castle, DE lawns | 5.9 which is slightly acidic |
Typical organic matter in New Castle, DE lawns | 4.42% |
New Castle, DE lawn soil composition | 38% sand 48% silt 14% clay |
Key soil nutrients in New Castle, DE lawns | Potassium 114 ppm phosphorus 58 ppm calcium 1137 ppm magnesium 158 ppm iron 164 ppm manganese 34 ppm zinc 7.5 ppm copper 3.23 ppm boron 0.5 ppm sulfur 13 ppm sodium 19 ppm aluminum 690 ppm |
New Castle, DE lawns typically span around 2000 sq ft and feature cool-season grasses like tall fescue and Kentucky bluegrass. The soil composition is primarily silt (48%) and sand (38%), with a slightly acidic pH of 5.9 and good organic matter content at 4.42%.
For effective lawn care in New Castle, consider these factors:
- Soil nutrients: While potassium levels are adequate, phosphorus might need supplementation for root development
- pH adjustment: Apply lime to gradually raise the pH closer to neutral for better nutrient availability
- Watering needs: Delaware's variable climate requires consistent irrigation during summer heat
The clay content (14%) helps retain moisture but may lead to compaction. Regular aeration improves root growth and nutrient absorption in New Castle lawn care routines.
A Sunday Custom Lawn Plan can help address these specific soil conditions. For more detailed analysis, consider a Sunday soil test kit to monitor nutrient levels throughout the season. Visit The Shed for seasonal lawn care tips specific to Delaware's growing conditions.
Sunday lawn care reviews near New Castle, DE

I loved how my lawn
I loved how my lawn look. They tested the soil and give you the correct formula for your lawn. I don't have pay for other conditioner for my lawn.
Roy
DE

Easy to use and lawn
Easy to use and lawn is recovering from chemical abuse.
Ed
DE

Easy to manage. Sunday ships
Easy to manage. Sunday ships what’s needed when it’s needed.
Tom
Wilmington, DE

I loved how my lawn
I loved how my lawn look. They tested the soil and give you the correct formula for your lawn. I don't have pay for other conditioner for my lawn.
Roy
DE

Easy to use and lawn
Easy to use and lawn is recovering from chemical abuse.
Ed
DE

Easy to manage. Sunday ships
Easy to manage. Sunday ships what’s needed when it’s needed.
Tom
Wilmington, DE

I loved how my lawn
I loved how my lawn look. They tested the soil and give you the correct formula for your lawn. I don't have pay for other conditioner for my lawn.
Roy
DE

Easy to use and lawn
Easy to use and lawn is recovering from chemical abuse.
Ed
DE

Easy to manage. Sunday ships
Easy to manage. Sunday ships what’s needed when it’s needed.
Tom
Wilmington, DE

I loved how my lawn
I loved how my lawn look. They tested the soil and give you the correct formula for your lawn. I don't have pay for other conditioner for my lawn.
Roy
DE

Easy to use and lawn
Easy to use and lawn is recovering from chemical abuse.
Ed
DE

Easy to manage. Sunday ships
Easy to manage. Sunday ships what’s needed when it’s needed.
Tom
Wilmington, DE
Let's get started
New Castle, Delaware FAQs
How to grow grass in New Castle, Delaware
Most common grass type(s) in New Castle, DE | Cool-season grasses |
Best way to grow grass in New Castle, DE | Seeding is the best method for cool-season grasses |
Recommended grass species for New Castle, DE lawns | Tall fescue, Kentucky bluegrass, perennial ryegrass |
When to start growing grass in New Castle, DE | April 20 to May 20 for spring seeding and September 13 to October 11 for fall seeding |
Growing a beautiful lawn in New Castle, Delaware starts with choosing the right grass type. Cool-season grasses thrive in this region, with tall fescue, Kentucky bluegrass, and perennial ryegrass being the top recommendations for lawn care in New Castle.
Seeding is the most effective method for establishing cool-season grasses in New Castle lawns. The timing of your seeding project is crucial for success:
- Spring seeding window: April 20 to May 20
- Fall seeding window: September 13 to October 11 (optimal for most cool-season grasses)
Fall is typically the best time for planting grass seed in New Castle as cooler temperatures and more consistent moisture help seeds germinate properly. When planning your Sunday custom lawn care plan, consider these ideal planting windows.
Not sure which grass type is best for your specific yard conditions? Use Sunday's Seed Finder Tool to match the right seed to your lawn's needs. For step-by-step instructions on proper seeding techniques, check out Sunday's how to grow grass guide.
Need to repair bare patches or overseed your existing lawn? Browse Sunday premium grass seed options designed for Delaware's climate, or explore detailed seed guides in The Shed for expert advice on growing greener grass.
New Castle, DE lawn care blogs

Tall Fescue
Discover what tall fescue grass is and learn if it's the ideal choice for your cool-season lawn. Find out how to cultivate a lush tall fescue lawn with tips from Sunday Lawn Care.

Fall Seeding Benefits
The key benefit of fall seeding is a lush, green lawn next spring. Learn why fall is the ideal time for grass planting, discover tips for optimal growth, and get into fall seeding for a standout yard next season.

Patching Bare Spots in Your Lawn
If you’re here because you’ve got bare spots in your yard, then let us help. Nothing brings down a beautiful lawn like dead patches of grass. Plus, bare spots are more susceptible to weeds!

What's the Deal with No Mow May?
Have you heard of 'No Mow May'? It’s an initiative for lawns that can help early spring pollinators. But at Boulder-based Sunday, we prefer to 'Mow High Through July.'
Join your Sunday neighborhood
Check out how many of your neighbors are already making an impact! Every home that switches to Sunday helps make your neighborhood a better place for people, pets, and the planet.
170Sunday yards inNew Castle
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