A recently rebranded Green Bluff farm (Monster Farm) with a 5-acre pumpkin patch and 40+ squash varieties, a straw maze instead of corn, but operating hours, season dates, and pricing are entirely unpublished.
Knapp’s U-Pick, rebranded as Monster Farm (monsterfarm.fun), is a Green Bluff operation that has chosen the path of minimal web presence. This is simultaneously a positive (no expectations set by slick marketing) and a challenge (nearly everything you need to plan is unpublished).
A 5-acre pumpkin patch exists. The record confirms 40+ squash varieties, a straw maze (not corn), singing pumpkins (novelty element, purpose unclear), and hayrides. That’s a decent roster. The straw maze is a differentiator—less common than traditional corn mazes, potentially cheaper to operate, and offering a different aesthetic and experience.
This is the farm where you cannot plan online. No opening date, no closing date, no hours posted, no pricing published, no phone number listed anywhere. The record estimates weekend hours at “10am-6pm typical” based on limited social-media activity, but this is not confirmed. For a visitor driving from out of state or 2+ hours away, this farm is a poor primary choice.
The farm’s Instagram account (@knappsfarmongreenbluff) appears to be the primary communication channel. If you’re curious about this farm, follow the Instagram, watch for updates, and message directly with questions about hours and pricing. Do not plan a multi-hour drive based on assumed availability.
Monster Farm is one of four-five patches in the Green Bluff cluster (15 minutes north of Spokane). It’s worth knowing about as a backup option or for Instagram-followers already aware of seasonal updates. For visitors without Instagram access or comfort navigating social-media-only information, the adjacent Siemers Farm or Walters’ Fruit Ranch offer better-documented operations.
The “singing pumpkins” novelty is not explained in available sources. Call via Instagram or assume it’s a display or motion-activated audio element. Hayrides are confirmed; pricing and scheduling are not.
The minimal web presence and straw-maze choice suggest a lower-overhead, budget-focused operation. This likely means lower admission costs than full-festival patches like Beck’s Harvest House. But without published pricing, you cannot confirm before arrival, which is the real problem.
Monster Farm suits local Spokane-area visitors already aware of the farm via Instagram, visitors comfortable with high uncertainty and on-arrival surprises, and second-choice pickers when adjacent farms are full. It’s unsuited for out-of-town visitors, families requiring advance planning, or anyone uncomfortable relying on Instagram for operational information. If you’re in Spokane and following the farm’s Instagram, check for seasonal announcements; otherwise, prioritize the better-documented Green Bluff alternatives.
Late September through October (estimated timeframe only); weekend hours (10am-6pm typical, per record) in early October likely offer best conditions, but exact dates are not confirmed.
1.5-2.5 hours
Limited published data. Instagram presence (knappsfarmongreenbluff) suggests active social-media engagement but minimal web presence. Crowd patterns unknown; estimate moderate weekend attendance based on Green Bluff regional draw.
Green Bluff rural location; field or gravel lot expected. Eastern Washington October is dry, so mud risk is low.
Not confirmed. Call or check Instagram (@knappsfarmongreenbluff) to ask about accessibility or mobility accommodations.
Green Bluff cluster farms (Beck's Harvest House, Siemers Farm, Walters' Fruit Ranch) offer better-published information and more reliable hours. This farm is a secondary option only if those primaries are full or closed.
Opening date is not published online. Estimate late September based on regional patterns, but confirm by visiting the Instagram account (@knappsfarmongreenbluff) or visiting in person.
Pricing is not published in any source. Contact via Instagram or visit in person to confirm.
A straw maze uses dried straw bales arranged as pathways instead of cut corn stalks. The experience is similar but with a different aesthetic. Straw is lower-maintenance and lower-cost to operate.
Yes, confirmed in the record. The record does not explain this novelty; assume it's a static or motion-activated pumpkin display with audio.
2026 dates had not been published when we last checked. Check with the farm before driving out.
Admission pricing was not published when we last checked.
We track 6 patches in Eastern Washington, 2 of which are free to walk into. The farm has not published a gate price, so it cannot be compared on cost — call before you budget.
What sets it apart locally: it has hayrides, which most Eastern Washington patches on our list do not.
One caveat worth repeating: this farm had not published its 2026 dates when we last checked, while 2 of the 6 patches we track in Eastern Washington had. Treat any date you see elsewhere as last year's until the farm confirms it.
There are 3 other patches we track in Spokane County. All Eastern Washington patches →
Map pin is set to the town centre. Navigate to the street address above, not the pin.
monsterfarm.fun
Checked August 2026.