Landscape design and installation turns a plan into beds, trees, shrubs and hardscape suited to your yard's sun, soil and drainage. Around Indianapolis, a good plan deals with heavy clay, flat lots that hold water and zone 6b winters, and avoids the 44 invasive plants Indiana bans from sale. Early fall and spring are both good planting seasons.
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A landscape plan that lasts in Indianapolis starts with the ground and the weather, not the plant catalog. Most yards here sit on heavy, slow-draining clay, many newer lots were graded from former farm fields with little topsoil left, and the plants have to handle humid summers, dry spells in August and winters cold enough to freeze the soil. A designer or installer should look at all of that before suggesting a single shrub.
What a design and installation project usually includes
- Site visit and conversation. Your goals, budget, how much upkeep you'll do, and problem spots such as thin turf, wet corners or bare slopes.
- Plan or sketch. Anything from a marked-up photo to a scaled drawing with a plant list. Ask what's included and whether design is a separate fee.
- Soil preparation. Removing old turf and weeds, loosening compacted clay, and working organic matter into beds based on a soil test.
- Drainage and hardscape first. Walls, paths, downspout lines and grading go in before plants so they aren't trampled or buried.
- Planting and mulching. Trees and shrubs set at the right depth, beds mulched a few inches deep, and everything watered in.
- Establishment watering. New plants need regular, deep watering through their first growing season, including late-summer dry stretches.
Plant choices that fit central Indiana
Indianapolis is in USDA hardiness zone 6b on the 2023 map, up a half zone from the previous map. That's useful for picking shrubs and perennials, but soil drainage often matters more than cold. Plants that tolerate clay and occasional wet feet, such as many native shrubs and prairie perennials, tend to outlast fussy imports. Purdue Extension publishes plant selection information for Indiana landscapes and is a good, non-commercial place to check a proposed plant list.
Plants you can't buy here anymore
Indiana's Terrestrial Plant Rule (312 IAC 18-3-25) makes it illegal to sell, trade or plant 44 invasive species in the state. The list includes several plants that used to be landscape staples, such as Japanese barberry, wintercreeper, Amur and other bush honeysuckles, autumn olive and blunt-leaved privet. A plan that calls for any of these should be revised. Callery pear (the Bradford pear group) isn't on the list, but invasive-species groups in Indiana discourage planting it.
Right plant, right place
- Check mature size so foundation shrubs don't swallow windows in five years.
- Match sun needs. "Full sun" generally means six or more hours of direct sun a day.
- Put moisture-loving plants in low spots and drought-tolerant ones on the high, dry side of the lot.
- Keep large trees away from the house, overhead lines and buried utilities.
Timing
In central Indiana, early fall is generally a good time to plant trees and shrubs because roots keep growing in cool soil before the ground freezes. Spring planting also works well, though plants then need closer watering through their first summer. Design work can happen in winter, which is a good time to get on a company's spring schedule.
Questions to ask a landscape company
- Is design included, or billed separately?
- Do you guarantee plants, for how long, and what voids it?
- How will you handle drainage and soil prep in our clay?
- Who waters during establishment?
- Can you provide a certificate of insurance and photos of similar work?
When you're ready, request a landscaping company. For lawn choices that go with a new design, see our guide to choosing grass for an Indianapolis lawn.
Frequently asked questions
Do I need a landscape architect or a landscape designer?
For most residential beds and planting projects, a landscape designer or design-build landscaping company is typical. Licensed landscape architects are more often involved in complex grading, large hardscape or projects that need sealed drawings for permits.
What plants are illegal to sell or plant in Indiana?
Indiana's Terrestrial Plant Rule (312 IAC 18-3-25) lists 44 invasive species, including Japanese barberry, wintercreeper, autumn olive, blunt-leaved privet and several bush honeysuckles. The Indiana DNR Division of Entomology and Plant Pathology publishes the full list.
How much does landscape installation cost around Indianapolis?
It depends on the size of the area, plant sizes and quantities, soil prep, and any drainage or hardscape. Get written, itemized estimates from more than one company and compare plant sizes, guarantees and prep work, not just totals.
Sources and further reading
- Purdue University Turfgrass Science
- Purdue Extension, Indiana Accredited Horticulturist: Turfgrass Management
- Purdue Extension Marion County: Soil Testing Labs
- Office of Indiana State Chemist: pesticide and fertilizer applicator licensing
- Indiana DNR: Terrestrial Plant Rule (312 IAC 18-3-25)
- Citizens Energy Group: Backflow Prevention
- Citizens Energy Group: Water conservation tips
- Indiana American Water: wise water use
- National Weather Service Indianapolis: climate normals
- USDA Plant Hardiness Zone Map
- EPA WaterSense
- Indiana 811: call before you dig