Cardinal Flower
Lobelia cardinalis
2–4 ft tall and it blooms Jul through Sep — an easy fit for Iowa, hardy in zones 3–9 here.
- Full–part sun
- Average–wet
- 2–4 ft
- Blooms Jul–Sep
Iowa gardens sit in the Midwest — a landscape of tallgrass prairie, oak savanna, and Great Lakes woodland. The plants below evolved with that climate (humid continental, cold winters) and are hardy through zones 4–6, so once established they shrug off the local weather without fuss, fertilizer, or much water.
Ecoregion: Western Corn Belt tallgrass prairie
Each collection is filtered to what actually grows in Iowa. Pick the goal that fits your conditions.
59 native species
56 native species
55 native species
14 native species
31 native species
47 native species
58 native species
14 native species
38 native species
48 native species
25 native species
14 native species
11 native species
8 native species
33 native species
13 native species
13 native species
A cross-section of the 70 species native to your region — the workhorses worth starting with.
Lobelia cardinalis
2–4 ft tall and it blooms Jul through Sep — an easy fit for Iowa, hardy in zones 3–9 here.
Amelanchier canadensis
Native to Iowa and hardy in zones 3–8; it flowers in Apr and May and reaches 15–25 ft.
Lonicera sempervirens
Native to Iowa and hardy in zones 4–9; it blooms Apr through Sep and reaches 8–15 ft.
Symphyotrichum oblongifolium
1.5–2.5 ft tall and it blooms Sep through Nov — an easy fit for Iowa, hardy in zones 3–8 here.
Aquilegia canadensis
1–2.5 ft tall and it blooms Apr through Jun — an easy fit for Iowa, hardy in zones 3–8 here.
Pycnanthemum muticum
Native to Iowa and hardy in zones 4–8; it blooms Jul through Sep and reaches 2–3 ft.
Symphyotrichum novae-angliae
Native to Iowa and hardy in zones 3–8; it flowers in Sep and Oct and reaches 3–5 ft.
Cephalanthus occidentalis
Native to Iowa and hardy in zones 5–9; it blooms Jun through Aug and reaches 5–10 ft.
Coreopsis lanceolata
An Iowa native at 1.5–2 ft tall that blooms May through Jul, comfortable in zones 3–9.
Agastache foeniculum
An Iowa native at 2–4 ft tall that blooms Jun through Sep, comfortable in zones 4–9.
Silphium perfoliatum
Native to Iowa and hardy in zones 3–9; it blooms Jul through Sep and reaches 5–8 ft.
Physostegia virginiana
An Iowa native at 2–4 ft tall that flowers in Aug and Sep, comfortable in zones 3–9.
Cornus florida
Native to Iowa and hardy in zones 5–9; it flowers in Apr and May and reaches 15–25 ft.
Eutrochium maculatum
An Iowa native at 4–7 ft tall that blooms Jul through Sep, comfortable in zones 3–8.
Solidago speciosa
Native to Iowa and hardy in zones 3–8; it flowers in Sep and Oct and reaches 2–4 ft.
Echinacea purpurea
Native to Iowa and hardy in zones 3–9; it blooms Jun through Sep and reaches 2–4 ft.
Seed packets, plugs, and starter plants for many of these species ship to your door.
Browse on AmazonSome links here are affiliate links — we may earn a small commission at no extra cost to you. The surest source of locally-adapted stock is a native-plant nursery or a native plant society sale in your area.