Vertical grow tower corridor with stacked hydroponic channels and violet LED arrays casting bands of magenta and cool white light across thousands of seedlings
Harvest Active — Tower Block C, Week 23

Where every root
finds its light.

Climate-controlled towers. Nutrient-rich mist. Butter lettuce, Genovese basil, and Tuscan kale grown for Portland's most demanding kitchens.

47
harvests per year.
Zero acres of land.
Operating Since
Portland, OR
97201 · 14,000 sq ft
92%less water than field farming
11days from seed to plate
0pesticides. ever.
USDA Certified
Good Agricultural Practices · 2026
Butter LettuceGenovese BasilTuscan KaleArugulaPea ShootsSunflower MicrogreensRadish MicrogreensRed AmaranthCilantroShisoMizunaWatercressSorrelBronze FennelButter LettuceGenovese BasilTuscan KaleArugulaPea ShootsSunflower MicrogreensRadish MicrogreensRed AmaranthCilantroShisoMizunaWatercressSorrelBronze Fennel
Transparency First

Numbers before narrative.
Proof before pitch.

Every claim on this page is backed by third-party lab data, sensor logs, and delivery records — available in the harvest report below.

92%

less water than field farming.

Closed-loop recirculation

Every drop of nutrient solution is captured, filtered, pH-balanced, and returned to the towers. Our 14,000 sq ft facility uses less water in a year than two residential households. The system monitors EC levels every 4 minutes across 312 individual channels.

Water Data Report Q1 2026
Close-up of hydroponic nutrient channels with water flowing through clear tubes and green plant roots visible
Live Monitoring
Updated every 4 min · Batch #2026-Q1
11days

from seed to plate.

Germination → harvest

Field-grown equivalent: 28–45 days. Our microgreens travel an average of 4.2 miles from harvest to kitchen. Chefs receive same-day cut-to-order flats — still photosynthesizing when they arrive. No cold-chain degradation. No wilting in transit.

Avg. across 14 crop varieties
Time-lapse style image showing microgreen seedlings at different growth stages in hydroponic trays under LED lighting
Live Monitoring
Updated every 4 min · Batch #2026-Q1
0

pesticides. 0 herbicides. 0 food miles.

Third-party lab certified

Controlled atmosphere eliminates the pest pressure that drives conventional chemical use. Every batch is tested by Pacific Rim Analytical before it ships. Our delivery radius is 25 miles. The certificates are public. The routes are mapped. Nothing is hidden.

Pacific Rim Analytical — Batch #2026-Q1-047
Laboratory testing equipment and petri dishes showing clean certification results for hydroponic produce
Live Monitoring
Updated every 4 min · Batch #2026-Q1
The Process

Seed. Mist. Light. Harvest.
Repeat 47 times a year.

01Seed & GerminateDays 1–3

Seeds are pressed into rockwool plugs in our germination chamber: 75°F, 95% humidity, no light. Roots emerge blind, reaching for moisture.

02Tower TransferDay 4

Plugs slot into stacked tower channels. The LED arrays switch on: 18 hours of 660nm red + 450nm blue, 6 hours dark. Photosynthesis begins.

03Nutrient MistDays 4–10

Roots hang free in aeroponic mist. pH 5.8–6.2. EC 1.4–2.0. Nitrogen, phosphorus, potassium, calcium, magnesium — calibrated per crop variety.

04Harvest & ShipDay 11

Harvested before dawn. Packed in compostable flats. On a Portland chef's prep table by 6 AM — still photosynthesizing. Shelf life: 14 days.

Closed-Loop System
Water Cycle Diagram
ReservoirPumpTowersRunoff CaptureUV Filter
pH 5.9
Nutrient pH
EC 1.6
Conductivity
68°F
Water temp
Current Harvest

What's growing right now.

Fresh butter lettuce heads with pale green leaves and silky texture grown in hydroponic towers
Growing

Butter Lettuce

Tasting menus, wedge salads

Days to harvest
11 days
Annual yield
2.4 lbs/ft²/yr
Flavor profile
Mild, silky, sweet
Pesticides
Zero. Certified.
Get full yield data for this crop
From the Field

Chefs, buyers, and directors
who use the data.

These aren't endorsements. They're operational reports from people who stake their reputation on produce quality.

Executive chef Marcus Thielen in white chef coat standing in professional kitchen
14-day shelf life
post-harvest

I source Yield's butter lettuce for every tasting menu we run. The texture is impossible to get from field-grown — leaves hold structure for 14 days without browning. I've stopped ordering from my distributor entirely.

Marcus Thielen
Executive Chef
Ardea Restaurant, Portland
Sustainability director Priya Venkataraman in business attire reviewing documents
3 grants funded
using Yield data

We put Yield's harvest data directly into our sustainability grant reports. Real EC readings, actual water consumption per flat, delivery GPS logs. Grant reviewers have never seen produce documentation this clean.

Priya Venkataraman
Urban Sustainability Director
Portland Bureau of Planning
Produce procurement manager James Okafor reviewing fresh produce in grocery store
4.2 miles
avg. delivery distance

As a grocery buyer, wilted long-haul arugula is my nightmare. Yield delivers cut-to-order. The flats arrive still photosynthesizing — you can literally see condensation on the inside of the packaging. Customers notice.

James Okafor
Produce Procurement Manager
Cascadia Natural Foods Co-op
340+
Restaurant clients
12
Grocery partners
98.4%
On-time delivery
4.9★
Average chef rating
Seasonal Report

Download Our
Grow Data.

Not a marketing brochure. A 47-page technical harvest report with every number we track — water, yield, nutrition, and food miles — formatted for grant applications, menu design, and procurement decisions.

Yield Harvest Report Q1 2026
47 pages · PDF · 8.2 MB
Yield metrics by crop variety (Q1 2026)
Water consumption vs. field farming benchmarks
Nutritional density comparisons (USDA baseline)
Pesticide residue test certificates
Delivery route maps and food-mile calculations
Carbon footprint per flat vs. conventional supply chain
Seasonal harvest calendar (47 cycles documented)
Tour the Farm

Walk the grow corridors in person. 45-minute guided tours, Tuesday and Thursday mornings. Bring your team.

Schedule a visit

Get the Report

No paywall. No sales call. Just data. We'll send it immediately.

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HIPAA-grade encryption
📋
USDA GAP certified
♻️
Carbon-neutral delivery