Quick Answer: Menards does sell greenhouses — real Palram-Canopia polycarbonate kits (EcoGrow and Hobby Gardener lines) plus its own budget Portable Greenhouse walk-in and a $59.99 Patio Greenhouse Kit. The catch is unique to Menards among the retailers we’ve covered: the store’s famous 11% mail-in rebate means the sticker price isn’t the real price until you mail in a paper rebate slip and wait up to 8 weeks for a check, and several listings (including the Patio Greenhouse Kit) are marked “not available online,” forcing an in-store trip before you even see a price.

Every other retailer in this series has a different friction point — Walmart’s marketplace-seller lottery, Harbor Freight’s coupon-vs-membership pricing swings, Tractor Supply’s MAP-hidden listings, Wayfair’s house-brand trademark dressed up as a name. Menards’ version is the rebate mechanic itself: a real, verifiable discount that only pays out if you do the paperwork.

Menards greenhouse shopping by the numbers:

What Menards actually sells

Menards’ greenhouse aisle splits into two tiers. On the budget end is Menards’ own Portable Greenhouse walk-in (4.5’ long x 4.5’ wide x 6.5’ tall, clear poly cover over a green frame, three tiers of shelving per side, a 5’ x 2.5’ door) and the smaller Patio Greenhouse Kit ($59.99 sticker, deck/balcony-scale, marked not available for online purchase). On the name-brand end, Menards stocks genuine Palram-Canopia polycarbonate structures under the EcoGrow and Hobby Gardener model lines — the same twin-wall-polycarbonate hardware covered in our Palram greenhouse guide — spanning 6x6 up to 8x20 (models HG7006 through HG7120), plus shared base-kit accessories (HG7032, HG7130) across both product families.

That’s a genuinely different lineup shape than the other four retailers in this series: Costco carries one rotating Palram SKU, Harbor Freight sells only its house brand ONE STOP GARDENS, Tractor Supply and Wayfair mix real third-party names with house brands — Menards is the first to stock a full multi-size Palram-Canopia range alongside its own private-label kits side by side.

The catch: the sticker price isn’t the real price

This is the part that makes Menards different from every other big-box retailer covered so far. Menards’ near-weekly storewide promotion prints an 11% rebate on the bottom of your receipt as a separate slip — not a discount applied at checkout. You fill out a redemption form, mail it (with a stamp) to the address Menards provides, and, per Menards’ own rebate program, wait up to 8 weeks for a check to arrive. Skip that step — as a documented share of shoppers do — and you’ve simply paid full price.

On the Patio Greenhouse Kit, that’s the difference between $59.99 and $53.39. On a multi-hundred-dollar Palram Hobby Gardener kit, an unredeemed 11% rebate is real money left on the table. Independent coverage of the program (The Krazy Coupon Lady, Struggleville) frames it as a legitimate, honored rebate — just one that requires the buyer to do the paperwork Menards doesn’t do automatically.

Compounding that, several Menards greenhouse listings — including the Patio Greenhouse Kit and Menards’ own Portable Greenhouse — are marked not available for purchase online, meaning you can’t even confirm a price without visiting a store. Other listings hide their price behind an add-to-cart click, a pattern tied to manufacturer minimum-advertised-price (MAP) restrictions we’ve also seen on Tractor Supply’s ShelterLogic and Veikous listings.

Twin-Wall Polycarbonate Greenhouse Kit (Amazon)

Comparable Palram-style hardware, one listing, price visible before you buy
  • Twin-wall polycarbonate panels over an aluminum or resin frame — the same construction tier as Menards' EcoGrow and Hobby Gardener lines.
  • Amazon shows the full price up front, no add-to-cart reveal or in-store-only listings.
  • Full size and brand breakdown in our Palram greenhouse guide.
Check price on Amazon →

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Menards vs. Amazon for a Palram-style greenhouse

MenardsAmazon
Brand lineupReal Palram-Canopia (EcoGrow/Hobby Gardener) plus Menards' own budget kitsSame Palram-Canopia hardware, plus ShelterLogic, Quictent, Ohuhu and more
Price visibilityOften hidden behind add-to-cart (MAP) or marked "not available online"Full price shown on every listing before you click
Effective discount11% rebate, but only after mailing a paper form and waiting up to 8 weeksPrice shown is the price charged — no redemption step
Budget entry kitPatio Greenhouse Kit, $59.99 ($53.39 after rebate)Comparable mini/tabletop kits typically $35–$70
Name-brand large kit (Hobby Gardener 2 8x20)Price not shown online; third-party seller benchmark $3,999 (list $4,699)Check current listing

Menards’ real edge is carrying genuine Palram-Canopia hardware at a big-box chain most of the Midwest already shops at — useful if you want to see a kit before buying. Amazon’s edge is knowing the actual price before you commit, with no rebate paperwork or store trip required to find out what you’ll pay.

How to choose

The bottom line

Menards does sell greenhouses — a real Palram-Canopia lineup plus its own budget kits — but it’s the only retailer in this series where the sticker price structurally isn’t the final price. The 11% mail-in rebate is genuine, but it requires paperwork and an 8-week wait, and several listings won’t even show a price without an in-store trip or an add-to-cart click. For a price you can trust the moment you see it, our Palram greenhouse guide and best greenhouse kit roundup cover the same hardware tier sold with the price up front.

Checking other big-box retailers too? Our does Costco sell greenhouses, does Harbor Freight sell greenhouses, does Tractor Supply sell greenhouses, does Wayfair sell greenhouses, and does Walmart sell greenhouses guides cover the rest.