Evansville sits right on the line between USDA hardiness zones 6b and 7a, which means our winters are unpredictable. Some years we get a dusting of snow and a few cold nights. Other years we get an Arctic blast that freezes the ground solid for weeks. Either way, what you do in October and November determines whether your yard bounces back in spring or spends half the season recovering.
Here's a practical fall landscaping prep plan built around Evansville's climate and growing conditions.
Clean Up Leaves — But Don't Overdo It
Evansville's mature tree canopy — especially in neighborhoods like Oaklyn, Culver, and around Mesker Park — means serious leaf drop. A thick mat of wet leaves left on your lawn all winter will smother the grass underneath and create ideal conditions for snow mold.
But here's the thing: you don't need every single leaf gone. A light layer of mulched leaves actually feeds your lawn. Run your mower over the leaves a few times to chop them up, then let the small pieces settle into the turf. Bag or compost the excess.
If you have a garden bed, shredded leaves make excellent mulch. Pile them around perennials and shrubs for winter insulation. Just keep them a few inches away from trunks and stems to avoid rot.
Aerate and Overseed Your Lawn
October is prime time for core aeration and overseeding in the Evansville area. Aeration relieves soil compaction — a real problem in our clay-heavy Indiana soils — and allows water, nutrients, and seed to reach the root zone.
After aerating, spread a quality fescue or Kentucky bluegrass blend. The cooler fall temps give new grass time to establish roots before summer heat returns. Water the newly seeded areas consistently for two to three weeks.
Skip the nitrogen-heavy fertilizer this late in the season. A winterizer fertilizer (high potassium, lower nitrogen) applied in late November is better for root development and cold tolerance.
Cut Back Perennials — Selectively
Not everything needs to be cut to the ground. Here's what to do with common Evansville landscape plants:
- Hostas: Cut back after the first hard frost turns the foliage yellow. Leaving dead foliage attracts slugs.
- Daylilies: Trim to about 4 inches once foliage dies back.
- Ornamental grasses: Leave them standing. The dried plumes look great in winter and the foliage protects the crown from freezing.
- Mums: Don't cut back until spring. The dead stems catch leaves and snow, which insulate the roots.
- Hydrangeas: This depends on the variety. Smooth hydrangeas (like 'Annabelle') can be cut to the ground. Panicle hydrangeas bloom on new wood — trim back by about a third. Bigleaf hydrangeas are trickier in Evansville's zone — leave the stems and just remove dead tips in spring.
Protect Vulnerable Shrubs and Trees
Newly planted trees and shrubs need extra protection their first winter. Wrap young tree trunks with tree wrap to prevent sunscald and animal damage — rabbits and deer are active in Evansville's suburban areas all winter, especially near Wesselman Woods and along the Greenway.
For broadleaf evergreens like boxwood and holly, consider applying an anti-desiccant spray in late November. Evansville's winter winds are dry, and these plants can lose moisture through their leaves faster than frozen roots can replace it. Anti-desiccant creates a waxy barrier that slows moisture loss.
If you have tender plants in containers, move them to a protected spot — an unheated garage or against a south-facing wall. Container plants freeze much faster than in-ground plants because their roots aren't insulated by soil mass.
Clean and Store Tools
It's not glamorous, but fall tool maintenance saves you money. Scrub soil off shovels and spades, wipe metal parts with light oil to prevent rust, and sharpen mower blades before storing. Drain fuel from your mower and string trimmer — ethanol-blended gas breaks down over winter and can clog carburetors.
Disconnect and drain garden hoses, then store them indoors. Freeze damage to outdoor spigots is one of the most common — and most preventable — plumbing issues we see in Evansville each spring. If you have hose bibs that aren't frost-free, shut off the interior valve and drain the line.
Plan for Next Spring
Fall is the best time to plan landscape improvements. The ground is workable, nurseries are running end-of-season sales, and you can see your yard's structure without the distraction of summer growth.
Consider planting trees and shrubs now. Fall planting gives roots time to establish before the stress of summer heat. Just make sure you get them in the ground at least six weeks before the ground freezes — typically mid-November in Evansville.
Take photos of your yard now while everything is visible. When spring arrives and you're deciding what to move, divide, or add, you'll have a clear record of what the space looked like before everything leafed out.
Don't Ignore Hardscaping
Walk your property and check for shifting pavers, cracking retaining walls, or loose edging. Freeze-thaw cycles will make existing problems worse. Fix small issues now before they become expensive repairs.
If you have a drainage issue — a low spot that holds water or a downspout that dumps near your foundation — address it in fall. Winter freeze in a saturated yard turns minor drainage problems into major ones.
A weekend of fall prep work pays off all year. Your lawn comes in greener, your perennials come back stronger, and you won't spend April fixing what winter broke.