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Flora del Sol Network
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Interactive Tool
Solar Retrofit with new system
Cost Estimator for Solar Flora Network
Flora del Sol Network — Solar Retrofit Cost Estimator
Flora del Sol Network
Solar Retrofit Cost Estimator — Small Farms & Homesteads
Solar Flora Ready
Project Basics
Solar Resource (Peak Sun Hours)
Low (Pacific NW, New England) — 3.5 PSH
Moderate (Midwest, Mid-Atlantic) — 4.5 PSH
High (CA, TX, FL, Lower Plains) — 5.5 PSH
Very High (Desert Southwest) — 6.5 PSH
Tip: PSH approximates daily “full-sun” hours.
Electricity Rate
US Average — $0.16/kWh
California — $0.29/kWh
New York — $0.22/kWh
Texas — $0.14/kWh
Midwest Avg — $0.13/kWh
Custom
Find on your utility bill (total charges ÷ kWh).
Rate Escalation
2.0
%/yr
Typical 0–3%/yr. Default 2%.
Annual Consumption (optional)
Leave blank to value all solar production at your rate.
Sizing & Performance
Sizing Method
By energy need
Direct kW
Daily Load to Offset
Small farms often use 15–60 kWh/day (varies widely).
Target Offset
80
%
System Size
6
kW
Typical homestead: 4–12 kW; small farms can be 10–30+ kW.
Base Performance Ratio
0.82
Shading Loss
5
%
Design & Options
Mount Type
Roof Mount (avg ~$2.75/W)
Ground Mount (avg ~$3.00/W)
Agrivoltaic Elevated (avg ~$3.40/W)
Agrivoltaic structures improve crop microclimates; cost premium applies.
Inverter Type
String
Microinverters (+$0.20/W)
Battery Storage
Include Battery
Capacity
10
kWh
Est. installed: $700/kWh + $2,000 BMS/installation. Eligible for 30% ITC.
Retrofit Adders
Main panel upgrade (+$2,500)
Irrigation pump integration (+$1,300)
Trenching Distance
0
ft
$20/ft allowance for trenching & conduit.
Incentives
Federal ITC
Apply 30% ITC
USDA REAP Grant
25
%
ITC is applied to net-of-grant basis.
State/Utility Rebate ($/W)
Leave blank if none.
Estimates reflect typical US 2024 farm-scale pricing: $2.75–$3.40/W PV; battery ~$700/kWh.
Estimate My Retrofit
Please review highlighted fields.
Total Installed (pre-incentive)
$0
Includes PV, BOS, soft costs, and selected adders
Incentives
–$0
REAP Grant + State Rebate + Federal ITC
Net Out-of-Pocket
$0
After incentives
System & Production
—
Performance Ratio:
0.82
First-year Production
0 kWh
First-year Savings
$0/yr
Offset of Annual Use
—
25-year Savings:
$0
Payback:
—
CO₂ Avoided:
—
Cost Breakdown
Pre-incentive total
$0
Minus REAP Grant
–$0
Minus State/Utility Rebate
–$0
Minus 30% Federal ITC
–$0
Recommendations & Next Steps
—
Get Installer Matches
We’ll suggest vetted regional partners and eligible rebate programs.
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