2023 Master Plan

Appendix L

Maintenance Level Guidelines

Upper Shoreline- Waters’s edge to soil that is not wet most of the year

Big Bluestem ( Andropogon gerardii )

-Prefers moist soil

Mature Height: 3-9ft

-Used to stabilize soil and slow surface runoff. -Also used for upland slope buffer stabilization

Smooth Blue Aster ( Aster laevis )

-Can tolerate wet-mesic conditions for short

Mature Height: 3-5ft

durations -Used to slow storm water runoff

New England Aster ( Aster novae-angliae )

-Prefers moist soil to wet-mesic conditions -Used in upper shoreline zones and for upland slope buffer stabilization *Can be aggressive and form monoculture

Mature Height: 1-4ft

Common Beggarsticks ( Bidens frondosa )

-Prefers moist soil

Mature Height: 8in-3ft

-Used in upper shoreline zones and upland slope buffers

Side-Oats Grama ( Bouteloua curtipendula )

-Mesic to dry

Mature Height: 1-3ft

-Dense root system works well on steep slopes to prevent erosion

Blue Joint Grass ( Calamagrostis Canadensis )

-Prefers saturated soil

Mature Height: 2-5ft

-Tolerates temporary spring flooding up to 6 in *Can spread aggressively by rhizomes in optimal conditions

Bristly Sedge ( Carex comosa )

-Prefers 0 - 12 inches

Mature Height: 1-3ft

-Species tolerates early seasonal flooding

Crested Oval Sedge ( Carex cristatella )

-Prefers moist soil. Tolerates up to 6 in of flooding -Good pioneer species for upper shoreline zones

Mature Height: up to 3ft

Pale Sedge ( Carex granularis ) Mature Height: 0.5-2ft

-Prefers moist soil

-Tolerates 1 inch of standing water for short durations -Used in partially shaded upper shoreline zones

Nodding Beggarsticks ( Bidens cernua )

-Prefers saturated soil.

Mature Height: 4in-3ft

-Tolerates seasonally flooded for short durations -A good pioneer species in upper shoreline zones

Wooly Sedge ( Carex lanuginose )

-Prefers moist soil

Mature Height: 1-3ft

-Tolerates shallow, 6 inches, flooding early in the season

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474 Naperville Park District | 2023 MASTER PLAN

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