Native Plants: Madison vs Sun Prairie
How do native plants rules compare between Madison, WI and Sun Prairie, WI?
Madison and Sun Prairie have similar restriction levels.
Madison, WI
Dane County
Madison strongly promotes native plantings through the Natural Lawn program and MGO 28.142 natural landscape exemption. Owners who file a management plan are exempt from the 8 inch grass height rule.
View full Madison rules →Sun Prairie, WI
Dane County
Native plantings are encouraged across Dane County. Madison (MGO §23.29) explicitly permits natural lawns with registered plans. Dane County Land and Water Resources offers cost-share for native buffers. Wis. Stat. §66.0407 restricts local weed ordinances targeting intentional native plantings.
View full Sun Prairie rules →Key Facts Comparison
| Fact | Madison | Sun Prairie |
|---|---|---|
| Exemption | MGO 28.142 | - |
| Plan | Filed with Zoning | - |
| Setback | 3 ft mowed buffer | - |
| Signage | Required | - |
| Resources | UW Arboretum, Wild Ones | - |
| Madison Natural Lawn | - | MGO §23.29 registration |
| State Protection | - | Wis. Stat. §66.0407 limits |
| NR 40 Invasives | - | Must still be controlled |
| County Cost-Share | - | LWRD Ch. 14 programs |
| HOA | - | Limited by state law |
Highlighted rows indicate differences between cities.
Madison FAQ
Do I need approval to plant native prairie in my yard?
Yes, file a natural landscape management plan with Zoning to be exempt from the 8 inch grass rule.
Can I plant natives in the terrace?
Yes with an approved rain garden or pollinator design from Engineering. Keep street sight lines clear.
Sun Prairie FAQ
Can my Madison neighbor complain about my prairie planting?
They can report it, but if you have filed a Natural Lawn registration under MGO §23.29 and the plants are not on the NR 40 prohibited list, Building Inspection will not cite you. File the registration before planting.
Does Dane County offer help paying for native plantings?
Yes. The Dane County Land and Water Resources Department runs cost-share programs for native buffer strips, rain gardens, and prairie restoration, especially in the Yahara lakes watershed. Contact LWRD at (608) 224-3730.
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