Rain gardens and stormwater projects · Maryland

City of Gaithersburg RainScapes Reward Program

Run by City of Gaithersburg, administered by Chesapeake Bay Trust

OpenLast checked October 17, 2026
What you get
Rain barrels and cisterns $1/gal; tree $150 large or $100 small, $150 per invasive tree removed and replaced; rain garden $10/sq ft; pavement removal $7/sq ft (to conservation landscaping) or $3/sq ft (sod); permeable pavers $14/sq ft; conservation landscaping $6/sq ft with soil improvement or $5 without; soil test $20 (max $40)
Maximum
$5,000 per household
Who qualifies
Owners (or renters with documented owner permission) of property within City of Gaithersburg. County properties outside the city not eligible. Permit-required work not eligible.
Where
Property owners, or renters with owner permission, within the City of Gaithersburg only.
Status
Open. (open, rolling, first come first served)
Type of payment
Rebate
Official program page

What you do

Install rain barrels, cisterns, native trees (or replace invasive trees), rain gardens, pavement removal, permeable pavers or conservation landscaping and get reimbursed; soil tests also reimbursed.

Requirements

  • Minimums: barrel 50 gal, cistern 250 gal, rain garden 75 sq ft, pavement removal 100 sq ft, pavers 100 sq ft by qualified contractor, conservation landscaping 200 contiguous sq ft
  • Native trees planted September to May; removed invasives replaced with natives
  • Pre-approval before installation (except soil tests)
  • Itemized invoices; sales tax deducted
  • Permeable pavers need City site development permit
  • Cap $5,000 per property owner

How to apply

  1. 1Submit online application
  2. 2Receive approval letter
  3. 3Install project
  4. 4Submit invoices and receipts
  5. 5Final site visit if needed
  6. 6Check in about 4-6 weeks

Timing and deadlines

Projects 2-4 months up to a year; one year to complete, 1-3 month extension possible.

Rolling

Combining it with other programs

not published

Sources

Last checked October 17, 2026. See something out of date? Tell us.

Sow is not affiliated with any of these agencies or utilities. Amounts and rules change, often at the start of a fiscal year, so confirm the details on the official page before you start a project. How we research these programs