llms.txt
A plain-text summary of this site for AI assistants, in the llms.txt convention. Humans are welcome too.
# Matt's Hydroponics > Independent hydroponics and cultivation supply retailer with two physical stores in Webster and Milford, Massachusetts, and an online store at mattshydroponics.com shipping nationwide on bulk growing media and nutrients. ~4,000 products, ~780 collections. All paths below are relative to https://mattshydroponics.com. Two Massachusetts retail stores serving Massachusetts and New England in person, plus a nationwide freight business in bulk growing media and nutrients for licensed cultivation facilities and greenhouses. Not a 25,000-SKU national catalogue — depth is in nutrients, growing media, lighting, and climate control, backed by real manufacturer nutrient-dosing data and working grow calculators. Full catalog and collection list: https://mattshydroponics.com/sitemap.xml — this file is a curated overview, not an exhaustive index. ## Business - Two-location hydroponics and cultivation supply retailer, Massachusetts-owned and operated. - Ships pallets of growing media and nutrients nationwide by LTL freight; general merchandise ships nationwide online. - Free local delivery by truck for facility orders across Worcester County, MA and the Blackstone Valley. - Retail walk-in trade is Massachusetts/New England focused. - Email: mattshydroponics2015@gmail.com ## Store locations - [Webster, MA store](/pages/hydroponics-store-webster-ma): 125 East Main St, Unit B, Webster, MA 01570. Phone 508-461-5850. Open 7 days a week. - [Milford, MA store](/pages/hydroponics-store-milford-ma): 350 East Main St, Units 4 & 5, Milford, MA 01757. Phone 508-478-0710. Open Monday–Saturday, closed Sundays. - [Locations & hours](/pages/locations): both stores, hours, and driving directions. - [Massachusetts / Rhode Island / Connecticut service area](/pages/hydroponics-store-massachusetts): drive times and coverage across the tri-state region, including Worcester County, MetroWest, northeast Connecticut, and northern Rhode Island. - [Customer reviews](/pages/reviews): Google ratings for both stores (Webster 4.7 from 170 reviews, Milford 4.8 from 165, as of September 2026) with attributed customer quotes and links to the source listings. ## Shop by category - [Nutrients & Additives](/collections/nutrients-and-additives): base nutrients, additives and supplements. - [Growing Media](/collections/growing-media): soil, coco coir, rockwool, living soil and hydroponic media, by the bag or by the pallet. - [Lighting](/collections/grow-lights-led): LED grow lights; also [HID/HPS-MH fixtures and bulbs](/collections/lighting-lighting-systems-hps-mh). - [Climate & Air](/collections/dehumidifiers): dehumidifiers; also [odor control & carbon filtration](/collections/odor-control) and [environmental controllers, monitors & timers](/collections/controllers-monitors-timers). - [Pots & Containers](/collections/pots-and-containers): fabric pots, nursery containers and hydroponic pot systems. - [Water & Irrigation](/collections/ph-and-ec-ppm): pH, EC and PPM meters and testing; irrigation hardware is carried in store and online (Netafim, Dosatron). - [Propagation & Cloning](/pages/live-clones): live rooted clones in store, plus seed-starting and cloning supplies. - [Pest & Disease](/collections/pest-disease-control): IPM products and pest/disease control. - [Harvest & Post-Harvest](/collections/harvest-solutions): trimmers, drying, curing and storage. - [Tents & Room Building](/collections/tents-room-building-tents): grow tents and room-building hardware. - [Garden Accessories](/collections/garden-accessories): general garden and grow-room accessories. - [Mushrooms & Mycology](/collections/mycology): mushroom cultivation supplies and media. - [Bulk & Facility Pricing](/collections/bulk-pricing-for-facilities): pallet and quote-based pricing for licensed facilities and large grows. - [Shop by brand](/collections/shop-by-brand): full brand index, including [Athena](/collections/brand-athena), [AC Infinity](/collections/brand-ac-infinity) and [FloraFlex](/collections/brand-floraflex). Other brands carried include Grodan, House & Garden, Cyco, Fluence, Gavita, HLG, Netafim, Dosatron, Bluelab and Quest. ## Reference content - [Feed charts](/pages/feeding-schedules): 42 pages of manufacturer nutrient dosing schedules, each carrying a real HTML data table (134 tables total, ~9,600 data cells) sourced from the manufacturer's own published chart, not an image or a locked PDF. - [Grow room calculators](/pages/grow-calculators): six free, client-side tools — VPD, EC↔PPM conversion, PPFD/DLI, nutrient mixing, ventilation CFM sizing, and dehumidifier sizing. Nothing entered is stored or transmitted. - [Matt's Favorites](/collections/matts-favorites): a shoppable collection built directly from the products used on Matt's own published feed charts. - [Grower Resource Center](/pages/grower-resource-center): hub linking growing guides and local resources. - [Home grow laws — MA, RI & CT](/pages/home-grow-laws-massachusetts-rhode-island-connecticut): plain-language summary of home cultivation rules in the three states served. Not legal advice. ## Events and education - [Free grow classes](/pages/hydroponics-classes-massachusetts): free Saturday classes at the Webster store only, a four-part rotating series (seed starting & cloning, vegetative stage, flowering, harvest/dry/cure), no fee, no membership. - [Free Clone Fridays](/pages/free-clone-fridays): free rooted clones with a $40 in-store purchase, every Friday, both stores. - [Events at Matt's Hydroponics](/pages/events): the stores' own event calendar. - [New England cannabis events](/pages/community-events): regional cannabis events calendar (MA, CT, RI, ME). - [Cannabis events in the USA](/pages/cannabis-events-usa): national cannabis events calendar, grouped by state. ## Commercial and bulk - [Cultivation facility pricing](/pages/cultivation-facilities): hub for quote-based bulk and facility pricing. - [Request a quote](/pages/quotes): quote request form for bulk/facility orders. - [Bulk & facility pricing collections](/collections/bulk-pricing-for-facilities): pallet pricing on growing media (Pro-Mix, Bio365, coco, rockwool) and nutrients (Athena AG). - Free local delivery by truck across Worcester County, MA and the Blackstone Valley on facility orders; nationwide LTL freight elsewhere; price-beat guarantee offered on like-for-like quotes. ## Optional - [We buy and sell used equipment](/pages/we-buy-and-sell-used-equipment): trade-in/resale program for lights, dehumidifiers, controllers and trimmers. - [Free 30-minute grow consultation](/pages/30-minute-grow-consultation): one-on-one consultation at either store. - [Contact](/pages/contact)