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Plant Guide

Best Plants for Indianapolis, Indiana

📍 Indianapolis, IN 🌡️ USDA Zone 6a 🌱 328+ compatible plants

Gardening in Indianapolis

Indianapolis falls in USDA Hardiness Zone 6a, which means your plants need to survive winters with minimum temperatures in the −10°F to 0°F range. The 328+ plants below are proven performers for your zone — including deer-resistant varieties, pet-friendly options, and pollinator-attracting species.

Top Plant Picks for Indianapolis

Delphinium
Delphinium
Delphinium elatum
Tall spikes of vibrant blue blossoms light up summer gardens with stunning color and elegance. This deer-resistant beauty thrives in USDA zones 3-7 and attracts pollinators while requiring moderate care.
Zone 3–7🐝 Pollinator
Catmint
Catmint
Nepeta x faassenii
Blue-purple blooms brighten gardens from May to September, adding a long-lasting splash of color. This deer-resistant, pollinator-attracting perennial thrives in USDA zones 3-8 with low maintenance.
Zone 3–8🦌 Deer-Resistant🐾 Pet-Friendly†🐝 Pollinator
Lilac
Lilac
Syringa vulgaris
Fragrant clusters of lavender-purple blooms burst in spring, filling the air with sweet, nostalgic scents. Hardy in USDA zones 3-7, lilacs attract pollinators and thrive with minimal care.
Zone 3–7🦌 Deer-Resistant🐾 Pet-Friendly†🐝 Pollinator
Mahonia
Mahonia
Mahonia aquifolium
Clusters of bright yellow flowers bloom in early spring, adding vibrant color after winter’s dullness. This deer-resistant shrub thrives in USDA zones 5-9 and attracts early pollinators.
Zone 5–9🦌 Deer-Resistant🐝 Pollinator
Salvia May Night
Salvia May Night
Salvia nemorosa May Night
Vibrant deep violet-blue blooms burst from late spring to summer, creating a stunning garden display. Deer resistant and drought tolerant, it thrives in USDA zones 4-8 while attracting pollinators.
Zone 4–9🦌 Deer-Resistant🐝 Pollinator
White Oak
White Oak
Quercus alba
Majestic white oak dazzles with its broad, lobed leaves that turn vibrant red and orange in fall, lighting up landscapes from spring through autumn. This long-lived tree thrives in USDA zones 3-9, offering excellent shade and deer resistance while supporting local wildlife.
Zone 3–9🦌 Deer-Resistant🐝 Pollinator
Leucothoe
Leucothoe
Leucothoe fontanesiana
Glossy, arching leaves turn fiery red in fall, adding vibrant seasonal color to your garden. This shade-tolerant, deer-resistant shrub thrives in USDA zones 5-8 with minimal care.
Zone 5–8🦌 Deer-Resistant🐝 Pollinator
Bald Cypress
Bald Cypress
Taxodium distichum
Feathery, soft foliage turns stunning shades of pink and white from June to September, adding vibrant color to summer landscapes. This low-maintenance, pollinator-friendly tree thrives in full sun across USDA zones 4-9 and is safe for pets.
Zone 4–9🐾 Pet-Friendly†🐝 Pollinator
Kentucky Bluegrass
Kentucky Bluegrass
Poa pratensis
The classic cool-season lawn grass of the northern US. Lush blue-green color, self-repairs via rhizomes, and handles moderate foot traffic well.
Zone 3–7🐾 Pet-Friendly†
Spiderwort
Spiderwort
Tradescantia ohiensis
Vibrant blue-purple blooms brighten late spring to early summer, creating a stunning, naturalized look. This low-maintenance perennial thrives in USDA zones 4-9 and is deer resistant.
Zone 4–9🦌 Deer-Resistant🐾 Pet-Friendly†🐝 Pollinator
Cardinal Flower
Cardinal Flower
Lobelia cardinalis
Vibrant scarlet blooms light up late summer gardens, attracting hummingbirds with their striking color. This moisture-loving perennial thrives in USDA zones 3-9 and is deer resistant.
Zone 3–9🐝 Pollinator
Torenia Wishbone Flower
Torenia Wishbone Flower
Torenia fournieri
Delightful blooms in pink, white, purple, and blue brighten shady spots from June to September with vibrant color. This low-maintenance annual attracts pollinators and thrives in USDA zones 4-9.
Zone 4–9🐾 Pet-Friendly†🐝 Pollinator

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Other Cities in Zone 6a

Chicago, IL Columbus, OH Denver, CO Louisville, KY Kansas City, MO Cleveland, OH Wichita, KS St. Louis, MO

Browse All 328+ Plants for Zone 6a

The 12 picks above are a sample. Use the full directory to filter by sun, water, deer resistance, and more.

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† "Pet-friendly" means not listed as toxic by ASPCA for dogs and/or cats. Always supervise pets around plants. ASPCA Animal Poison Control: (888) 426-4435.