farm Info
The Facility
A Closed-Loop Growing Facility
Location & Size
Built on a 2-acre site with 38,000 sq ft under climate control.
System Type
Deep water culture and NFT channels, tuned per crop family.
Solar-Assisted Power
Climate Controlled Year-Round
Growing Zones
Every Crop Gets Its Own Climate
ZONE A
Leafy Greens
Light hours
10–14 HR
Light intensity
200–400 PPFD
Temperature
65–72°F
Nutrient EC
1.4–1.8
ZONE B
Herbs & Microgreens
Light hours
12–16 HR
Light intensity
250–450 PPFD
Temperature
68–75°F
Nutrient EC
1.2–1.6
ZONE C
Fruiting Crops
Light hours
14–16 HR
Light intensity
600–800 PPFD
Temperature
70–78°F
Nutrient EC
2.0–2.6
What We Grow
Five Crops, One Standard
Lettuce
28 DAY CYCLE
Spinach
35 DAY CYCLE
Microgreens
10 DAY CYCLE
Herbs
21 DAY CYCLE
Cherry Tomatoes
75 DAY CYCLE
What We Grow
Less Water. Less Land. More Harvest.
Farm Gallery
A Look Inside the Building
Greenhouse
Hydroponic Systems
Nutrient Room
Quality Check
Grow Rows
Packing Station
FAQ
Questions About the Farm
We follow certified-organic-equivalent practices — zero synthetic pesticides, closed nutrient loops — and are completing formal certification in 2026.
Our recirculating systems reuse up to 94% of water on site, compared to a single pass through open-field irrigation.
Yes — we run guided tours every Saturday morning. Book a slot on the Contact page.
It's filtered, re-dosed with nutrients, and returned to the grow beds rather than discharged.
Visit Us
Come See How We Grow
Address
294 Crosby Brook Road, San Francisco, NY
Tour Hours
Saturdays, 09:00 – 12:00
Booking
+88 05 00 24 51 · tours@pureyieldfarm.com