00 (5% off) FREE shipping. This spooker is readily mounted on any style box. Cut an entrance hole for the sparrows on the front piece of wood with the 1 1/4-inch drill bit. Wrens will use holes that. To work, the line must be installed at the beginning of the nesting season, before any sparrows lay claim to the bluebird box. A horizontal slotted entrance at the top of this bluebird house allows light to enter, deterring sparrows which prefer darker areas. containing millet and cracked corn. (optimum) Alternate: 1 1/2"This is one of the best sites for information on bluebirds additionally nest box plans. Sparrow-Resistant Eastern Bluebird House Regular price $59. USGS Bluebird House Plans Using Ready Board. #nativebirds #housesparrow #invasive #bluebirds #helpnatives. Avoid Feeding. Wrens and Eastern bluebirds can fit into smaller entrances than the larger house sparrows and starlings. Bluebird houses made of PVC material have a shallow depth that sparrows dislike. (optimum) Alternate: 1 1/2"You can set up two boxes, up to twenty feet apart, to allow bluebirds in one and other, non-competing birds, in the other. Using a water proof siding material, like Hardie board siding, can also work in place of or on top of the roof. In any mounting method, bird houses should be mounted approximately 5 feet off the ground. Another one-board bluebird house plan is here (pdf). $48. 5 inches wide. 0:13 – Repopulation of Bluebirds: a success story 0:48 – Where cavity nesters find homes 2:11 – Identifying Bluebirds 2:52 – Preferred habitat 4:09 – When to expect Bluebirds 4:48 – How many eggs 5:07 – How can people help house Bluebirds 5:33 – Where to find Bluebird house plans 6:00 – Birdhouse materialsFor all three species of bluebirds, a 1 9/16 inch round hole is acceptable. I looked at these few plans, and improvised my own methods with I will refer to as ‘treatments’. Best not to entice blues from the start! The Birdhouse Chick will always recommend not installing a bluebird house if inundated with house sparrows in your yard. Ideally, the entrance hole should face away from prevailing winds. Quality western red cedar construction. The idea is to place the pins or screws about 1 3/4″ apart on the front of the nest box roof, on either side of the entrance hole. NABS (North American Bluebird Society) Approved. Depth of the compartment is 6-¾" width is 4". FREE shipping and the BEST customer service!How Toward Building Bluebird House Plans Video. Kestrel & Screech Owl House Regular price $79. bluebird houses can also have a 1 3/8 whatchamacallit 2 1/4 inch vertical oblong hole or a 1 1/8 inch horizontal sparrow-resistant slot entrance at the top front on and box . 5–1. Mar 10, 2015 - House sparrows, also called English sparrows, are aggressive birds that compete with bluebirds for nesting boxes or birdhouses. The best way to keep house sparrows out of your bluebird houses is to make your. The most common problems are the House Sparrow, Raccoons, and Rat snakes. $10. Peterson bluebird house assembly and disassembly animation. Predrilled holes on the back of the home make it easy to attach to a wall or post using screws, and the cedar body is sure to remain durable and lovely. For instance, cavity-nesters need varying. 7-1/4 x 7 x 9-7/8 inches. Conservation Sparrow Resistant Western Bluebird House. Pull down the front panel for easy cleanout. Boxes should be provided with drainage and ventilation spaces. House sparrows will kill bluebirds and destroy eggs and young. 21) Andy’s Flicker House Plan. Bluebird Nestbox Front opening, bottom pivot Designed by Dick Peterson Drawn by: Fred Stille, Sr. This spring I noticed the bluebirds entering the box and now it is in use by the bluebirds. Eastern bluebird houses can including have a 1 3/8 efface 2 1/4 inch vertical ovate hole or a 1 1/8 inch horizontal sparrow-resistant slot entrance at the above front of the box . Search. Price: $159. Although not fully Sparrow proof, it has been proven to have the least desirability to them when compared to any other nesting box designs. Materials. Overview Approved by the North American Bluebird Society, this bluebird house is designed to deter sparrows. Bluebird Birdhouse Side Elevation. Everything you need to have success with bluebird houses! Includes PDF plans, DIY record tutorials & aforementioned BEST pre-made nest boxes. House sparrow problems, more. House Sparrow Nest in Bluebird Nest Box. 99 USD Regular price Sale price $59. House sparrows, also called English. A 1 1/2″ diameter entrance hole is located 6. Construction: stainless steel. Use a spade bit, hole saw, or adjustable size hole bit with your drill to create the hole. Free bluebird house plans with record instruction. com) An Peterson has worked wonderfully to house bluebirds for. spade bit (1-1/2 in. Coveside Sparrow Resistant Bluebird House. (1 1/8 - in. Nesting bluebirds face a lot of threats from various predators including snakes, raccoons, outdoor cats, chipmunks and more. For best results do not place house near trees or bushes, placing the house in the open will work best for Bluebirds. The size of the cavity and the amount of light allowed in through the round entrance hole will deter Sparrows from nesting in this house. Dimensions: 4"L x 4. Apr 20, 2023 - Bluebird Houses that attract bluebirds to your yard for spring excitement! Apr 20, 2023 - Bluebird Houses that attract bluebirds to your yard for spring excitement! Pinterest. Cracking the Cord of Wood Code: Understanding the Basics and Factors Affecting the Amount of Wood in a Cord. These include Tree & Violet-green Swallows, bluebirds, chickadees, wrens, nuthatches, and possibly titmice. The Gilwood represented one of the most radical changes in bluebird nestbox design since manmade nesting structures were first erected for Eastern Bluebirds in the 1930s. One-board plans, Eastern Bluebird, Westie Songbird and Climb Bluebird plans. All American Blue Bird House, Light Blue. The common house sparrow can be invasive and harmful to native birds. AN simple go build, yet proven bluebird house such is made mostly from one cedar house. is a non-profit education, conservation, and research organization that promotes the recovery of bluebirds and other native cavity-nesting bird species in North America. Below our have included free bluebird house plans, a simple one-board box that's quite light at build. 20) Andy’s Bluebird House Plan. House Sparrows are small enough to enter any hole that a bluebird can, and they will chase away or kill bluebirds competing for a nestbox. Designed by Steve Gilbertson of Aitkin MN, the Gilwood has since established itself as a favorite with both Bluebirders and the. House sparrow problems, more. Nest Box Care. House Sparrows are vicious competitors. Your purchase directly supports Scenic Rivers Industries, a workshop that provides dignified employment for people with disabilities. This shelter, based on thorough research from the University of Kentucky, caters specifically to bluebirds and deters sparrows from nesting. Eastern bluebird houses can also have a 1 3/8 x 2 1/4 inch vertical oval hole or a 1 1/8 inch horizontal sparrow-resistant slot entrance at the top front of the box You can then follow our general information and tips on making bird houses regarding placement, wood type and thickness, ventilation, predator prevention and more. Putting Your Bluebird House Together. As a general rule, it is OK to open a bluebird house for monitoring. 2. For further assistance, please use our Contact page. ". For best results do not place house near trees or bushes, placing the house in the open will work best for Bluebirds. 11 DIY Standing Desks. 5"L x 7"W x 10. One-board plans, Eastern Bluebird, Western Dark plus Mountain Pink schedule. Insert the nail to hold the side door closed. One-board plans, Eastern Deep, Eastern Bluebird and Mountain Bluebird plans. House sparrows, also called. Weight the lines just enough to allow them to hang in front of the nesting box entrance hole. Nest Box Monitoring. The Carl Little Bluebird Box • Venting on both sides and across front • Sloped roof to shed rain • Large overhanging roof to shade box • Full swing down opening side for ease of monitoring and clean out • Screw fastener on side panel for secure closure • Seven interior grooves for fledgling exit ladderSparrow-Resistant Bluebird House Dimensions: 8. There are a lot of birdhouse plans that are species-specific for very good reasons. Below we have included free bluebird house plans, a simple one-board box that's relatively easy into building. Eastern dark houses can other hold a 1 3/8 x 2 1/4 inch vertical oval hole or a 1 1/8 inch horizontal sparrow-resistant slot entrance at the top front of the box . Front;. Bird House Hole Size To Keep Starlings Out. Made from Eastern white pine. Measure up 11" from the bottom edge, centering the entrance hole across the width. Complete you need to have success with bluebird houses! Incl PDF plans, DIY video tutorials & the BEST pre-made snooze boxes. you will need to monitor the box and use the below tips to not attract starlings to your backyard. For Western and Mountain Bluebirds, use a 1-9/16 inch round opening or 1-3/16 inch slot entrance. House Sparrows can easily produce three to five broods per season. Made in the USA. Monitor your nest boxes regularly to remove house sparrow nests. Xbox Birdhouse Plan PDF (Nestboxbuilder. Wrens only need a 1-1/4" diameter entrance. Materials: This house has a western red cedar roof. 625"D x 10"H. 6. TB-1A is 1x6, 1x8 and 1x10 lumber with largest floor area (32 square inches), for species that need more space. Properly sized entrance holes and predator guards are essential for bluebird house construction. 5 inches (6. DIY Bluebird House from Birds the Blooms. A well-made bluebird house will usually have a side panel or a front panel that swings open on its hinges. $120. This set of 3 homes and 3 poles helps you establish suitable housing for bluebirds, while deterring sparrows from nesting. 25"W x 8"D x 10. Dimensions: 8. Sealed for Outdoor Use & Holds Water. Each features a 1. habitats. Monitoring and Cleaning: No matter which birds will be using the house, birders must be able to access the house regularly for proper cleaning and, if desired, to monitor any. Select you need to have success with bluebird houses! Includes PDF plans, DIY video tutorials & the BEST pre-made nest fields. Nestbox skylight. 17) Wren House Plans. 25"H. Good style for a nestcam. House Sparrows spread rapidly from New York to Ohio and were sweeping north and south wherever man and his stores of grain were to be found. 5” where the base of the floor is a 4. 4 cm) from both sides. If you have problems with sparrows taking over your bluebird houses, this may be the answer for you. One-board plans, Eastern Bluebird, Western Bird and Mountain Bluebird plans. One strategy is to remove the sparrow's eggs and allow the female sparrow to continue to lay eggs in the box, but not allow them to hatch. These two types of bluebirds hold larger clutch sizes than Eastern Bluebirds and prefer bottom dimensions of 5-1/2 inches per team vs. Excellent Bluebird house! Constructed from Western Red Cedar. Some studies have shown that bluebirds prefer a slot entrance to the standard circular hole entrance and sparrows prefer the opposite. If you cannot deal with house sparrows, do not install bluebird boxes. 1, May 19, 2015Page 1 of 1 Latch screw (or nail) Note: if using nail, drill hole down at angle as shown Pivot screws (each side) Side Side Back Front Roof Inner Roof Floor For 2 i1/2" screw into Floor For 2 1/2" screw into Inner Roof 3" 8. It also deters predators from reaching in and attacking the nest. Cut the front of the box, 5" wide and 10 3/4" long, with an entrance hole ( a 1 1/2" hole for eastern bluebirds or western bluebirds, and 1 9/16" hole where ranges for the two overlap with. 56-inch entrance hole that is just right for small birds to get in and too small for unwanted birds. House Sparrows are vicious competitors. Price: $69. According to research at the University of Kentucky, bluebirds prefer a slot entrance to the standard circular hole -- sparrows prefer the opposite. Monitor nest boxes every day. Find perfect accommodations for your blues. House Sparrows will readily use them in the absence of bluebird competition. Hang the birdhouse at least 5 feet off the ground on a tree, as blue jays prefer nesting in trees rather than in houses mounted on poles. Install the front. How to Build a Bluebird House. Eastern bluebird houses can also have a 1 3/8 x 2 1/4 inch vertical oval hole or a 1 1/8 inch horizontal sparrow-resistant slot entrance at and top front of one box 38 Free. These two types of bluebirds hold larger clutch sizes than Eastern Bluebirds and prefer bottom dimensions of 5-1/2 inches per team vs. Attract bluebirds to nest in your backyard. Premium bluebird houses in the $35-$40 range are usually easier to open, easier to clean, and may have features that make them resistant to House Sparrows. Add to cart. Roof is made from Poly-Tuff™ for greater exterior quality. These DIY and FREE aviary dates produce fun projects. Latest Poles; ID Guides; BWHQ Recommends; Quizzes; Bluebird Houses: The Clear Guide (7 RELEASE Plans!)Free bluebird house plans with video instruction. Product Dimensions: 10"H x 6. Features: A to Z trail management, natural-parasite control. sjarrell / Getty Images Bluebirds are some of the most desirable cavity-nesting backyard birds, but they need a safe, attractive place to nest. 25"H Dimensions: 8. 5 x 5 x 10 inches. Use wood rough-cut on both sides so that birds can grip both interior and exterior surfaces. There are a lot of birdhouse plans that are species-specific for very good reasons. Complete you what up have success to bluebird houses! Includes PDF plans, DIY video tutorials & the HIGHEST pre-made nest boxes. Specifically invite bluebirds to nest in your bird garden with this Sparrow-Resistant Bluebird House. Home; Latest Posts;. 99. Pierce IIFisheries and Wildlife State SpecialistSchool of Natural ResourcesEastern bluebirds (Sialia sialis) are a popular species and recognized as Missouri's state bird (Figure 1). Watch. Discount applied at checkout. Eastern Bluebirds fit easily through a 1-1/2" entrance hole. Skip to content. Build the eastern bluebird birdhouse with red cedar, pine, or almost any soft wood. The best predator guard for a bluebird house or nest box that is commercially available is a stovepipe baffle at least 8 by 24 inches. 95 Buy in monthly payments with Affirm on orders over $50. Attract blue birds without being bothered by sparrows. E. Free bluebird house plans with view instruction. All Things Bluebirds reminds us that Bluebird predators are an absolute certainty in the Bluebird world! Unfortunately, there are no exceptions to that rule. Always opt for pole- or post-mounted birdhouses as opposed to mounting on a tree. Prior to installing the new nesting boxes, all but one box were taken over by house sparrows. Usage: Outdoor. Download plan: Version 1: 178kb (pdf) Little Pete. Audubon's collection of bird feeders, houses, bird baths, and accessories have been reviewed by our science team and field-tested for quality assurance. If you’re wondering what the correct way to. Today. Create Sparrow-Resistant Boxes. You know adenine birdhouse is well-designed. Drill birdhouse entrance hole. Building a birdhouse for House Sparrows is one of the most uncomplicated and most enjoyable activities. Place the bluebird house on a pole or in an area where there are no trees or shrubs nearby. TB-1A is 1x6, 1x8 and 1x10 lumber with largest floor area (32 square inches), for species that need more space. Sand all edges prior to assembly. Free bluebird house plans with video instruction. Use a bluebird house with a small entrance hole. competitors such as house wrens and house sparrows will use perches to gain access to a box. These will be used for the 1 1/2" galvanized screws that will function as hinges for the front door. A ready-made, weather-resistant Sparrow Spooker is now commercially available from Sparrowtraps. The back piece of the xbox is attached to the inner roof. Facebook-f Pinterest-p Youtube. 75"H. Keep the threat of unwanted sparrows away from fantastic bluebirds with this Sparrow-Resistant Bluebird House with Open Top. Keep boxes away from sheds, outbuildings, barns, and other structures where house sparrows may be nesting or otherwise attracted to. House sparrow problems, more. Asian bluebird houses canister also got adenine 1 3/8 x 2 1/4 inch vertical oval hollow or a 1 1/8 inch horizontal sparrow-resistant slot entrance in the pinnacle front of of box Yeshemprug. The Gilbertson Bluebird House First on my list of sparrow-resistant bluebird houses is the Gilbertson PVC pipe-style. Nov 7, 2015 - General information on how to attract nesting bluebirds, including distinguishing nests and eggs of other. Roof is made from Poly-Tuff™ for greater exterior quality. Xbox Bluebird Nestbox Drawn by: Fred Stille, Sr. Redbird Houses: The Definitive User (7 FREE Plans!)Build a Squirrel Proof Bird Feeder from Commonly Available Wood Material. In this article, you’ll learn how to build or buy the right Sparrow bird house. Kestrel & Screech Owl House Sold out. com) The F30 bluebird nestbox has a large floor space, totaling 30. People who successfully raise bluebirds (and other native secondary cavity nesters) in House Sparrow territory generally trap and euthanize House Sparrows that invade nestboxes, but this may be too late to save young or adult bluebirds from House Sparrow attack. Close this searching box. House sparrow problems, more. One-board floor, Eastern Bluebird, Western Bluebird additionally Mountain Bluebird plans. Measure 1 1/2 inches down from the 4-inch long top of one side piece. It is the responsibility of every bluebird landlord to ensure that no House Sparrows fledge from their boxes. How to sparrow proof a bluebird house. Drainage holes can be created by cutting 1/2″ off each of the four corners of the bottom of the box and 1/2″ vent holes should be drilled/placed as shown. Instructions: How to Deter House Sparrows from Your Bluebird Nest Box with Monofilament Fishing Line. Bluebird Residence Plans. Keeping house sparrows out of nest boxes is part of being a responsible bird landlord. Cut the front of the box, 5" wide and 10 3/4" long, with an entrance hole ( a 1 1/2" hole for eastern bluebirds or western bluebirds, and 1 9/16" hole where ranges for the two overlap with. Eastern bluebird houses can or got a 1 3/8 x 2 1/4 inch vertical elliptical hole or adenine 1 1/8 custom horizontal sparrow-resistant slot entrance in the peak front of the box Free. ". Dimensions: ~ 8. Use wood rough-cut on both sides so that birds can grip both interior and exterior surfaces. We determined which pieces of wood would be designated for the different parts of the birdhouse. One-board plans, Eastern Bluebird, Western Bluebird and Mountain Bleeding plans. 5"L x 5. Eastern bluebird houses capacity also have a 1 3/8 x 2 1/4 inch vertical oval drill or a 1. • Sparrows rarely use the 3-1/2" depth. One-board plans, Eastern Bluebird, Western Bluebird and Mountain Bluebird plots. Black oil sunflower seeds are a great overall choice that many birdhouse residents will appreciate, or birders can provide specialized foods to attract certain birds, such as suet for woodpeckers or mealworms for bluebirds. Step 2: Make an Entrance. Although no nestbox suitable for bluebirds is sparrow-proof, House Sparrows are often reluctant to use Gilbertson PVC . Note: This package contains 2 of the Sparrow-Resistant Cedar Eastern Bluebird Houses by Prime Retreat. If PVC boxes are paired with a wooden box, sparrows tend to choose the wooden box. (1. Now install two 1 5/8 screws to hold the sidewall in place. House sparrows (click to learn more about the house sparrow predator), wrens, raccoons, snakes, crawling insects, flying insects, cats, mice, squirrels and the list can go on and on and on. Avoid placing boxes where house sparrows are abundant — near livestock farms, or within cities. Made in the USA. Sparrow-resistant Bluebird House: Made from Western Red Cedar for light weight and durability. Mounting: pole or post mount. One-board schedule, Orient Bluebird, Westerly Bluebird the Mountain Thrush schedule. It is thought that the shallow depth of the box, combined with the plastic wall material is not like by sparrows. Home;. Bird house is 10"h x 6"w x 8-1/2"d. The hole should be 1 inch below the 5 1/2-inch top edge of the front, equidistant from each side. 3-1/2 x 1-1/8 inch slotted entry hole. Shop. Free bluebird house plans with video instruction. Unfortunately for nesting birds here in mid-TN there are a number of predators and pests that can deter, disrupt, or destroy an attempt to nest. Home; Latest Item; YOUR Guides; BWHQ Recommends;. Directions: Use the provided photo of my measurements and mark out your board (you really just have to lay a tape measure along your board and mark the top row. Instead of a drill hole, this design has an open-top slot entrance, safer for birds to exit in case of an intruding predator. Close this search box. It is in many ways a remarkable bird, believed to be one of the oldest known bird species and a marvel of adaptation. Troyer’s Sparrow-resistant Bluebird House and Pole Bluebirds are territorial, they protect a radius of 150’ so, place your house(s) 300’ apart, in an open location, not too close to trees. The Gilwood represented one of the most radical changes in bluebird nestbox design since manmade nesting structures were first erected for Eastern Bluebirds in the 1930s. Below are free diy PVC blue bird nest box plans that can be used to attract bluebirds, swallows, chickadees, nuthatches, warblers, woodpeckers, wrens, and other birds to your backyard or garden. Here are four tips to deter sparrows: 1. This nest box is made from white 4-inch diameter PVC sewer and drain (S&D) pipe. $83. Birch-like log base. However, the male will tenaciously defend his box, and will usually keep rebuilding his nest. I went out today with plans of clearing out the house again but, to my surprise there are another 5 freshly laid eggs in the nest. Therefore, just because a box is called a "bluebird" house BirdInformer BESTSELLER # 2. See Bird House Hole Size if you want to attract a specific bird. Sparrow-resistant Bluebird House ITEM #: COV-10044 $59. These include Tree & Violet-green Swallows, bluebirds, chickadees, wrens, nuthatches, and possibly titmice. Regular Monitoring— Regular nest box monitoring is the most effective way to control House Sparrows. House Sparrow proof. Therefore, just because a box is called a "bluebird" housecontaining millet and cracked corn. 22. Features two wooden dowel perches on either side of the entrance to provide your bluebirds with a predator lookout. $84. Steps: 1. Bird House Plans. Dimensions: 9. Eastern bluebird houses can also have a 1 3/8 x 2 1/4 inch vertical oval hole or a 1 1/8 inch horizontal sparrow-resistant slot entrance at the top front of the box . This reminds me of an old box designed by Vince Bauldry - the Bauldry open top - but this one won't let rain in. Durable tan and green recycled plastic. Open the front panel for easy cleanout. 125"H Dimensions:. Free bluebird house plans with film instruction. This will allow the mylar strips to blow. Skip until content. Erva Bluebird Feeder. One-board plans, Ne Deadly, Western Bluebird and Mounts Pink plans. Press two pushpins securely into the front of the nest box roof (about 1 3/4″ apart). Too big, and the more aggressive starlings and sparrows will out-compete the little bluebirds. In addition, sparrows don't like a shallow box and bluebirds don't seem. #5. 5"W x 10"H Mounting: pole or post mount Construction: pineBird Feeder Poles. Once secure, attach the front piece to the side and bottom of the Bluebird house. Drill at a slight downward angle, going through the front of the house and into the side. Everything you need toward have success from bluebird hauser! Does PDF plans, DIY video tutorials & the BEST pre-made null boxes. Provide beautiful, musical bluebirds a secure roosting option by adding this handmade Sparrow-Resistant Cedar Eastern Bluebird House by Prime Retreat to your yard. To mitigate this issue, it’s crucial to employ sparrow-resistant features in bluebird house design, such as appropriately sized entrance holes and predator guards. House Sparrow proof. Set up a “sparrow-spooker” on active bluebird houses. Features slotted entrance to protect nestlings from House Sparrows. An Eastern bluebird house should also have a 1 3/8 by 2 1/4 inches vertical oval hole or a 1 1/8-inch sparrow-resistant slot entrance (horizontal ) at the top front of the nest box. Close get search box. Materials: This house has a western red cedar roof. Mount against any flat surface. Free bluebird house plans with video instruction. When building or buying a bluebird house, make sure you consider the size of the entrance hole. Everything you need to have success in bird houses! Includes PDF plans, DIY video tutorials & the OPTIMAL pre-made nest boxes. Bluebirds, often referred to as harbingers of spring, are year-round residents in many locations across the state, although populations from northern areas commonly. 5” and the walls are about 9” high. For Eastern Bluebirds, use the following size holes: 1½ inch round hole, a 1⅜ x 2¼ inch vertical oval hole, or 1⅛ inch horizontal slot entrance. Orient bluebird houses can also have a 1 3/8 efface 2 1/4 inch vertical oval hole or a 1 1/8 inch horizontal sparrow-resistant slot entrance at the top front of the box Bluebird House Plans: Select to Build a. Mounting: post or. BirdSafe® Bluebird House & Pole with Noel Guard, a . Eastern bluebird homes can also have a 1 3/8 scratch 2 1/4 inch vertical oval hole either a 1 1/8 inch horizontal sparrow-resistant slot entrance in the top front out the box How to. The bluebird and the sparrow women of the west book 10. Here I share easy, humane, and natural ways to discourage them from the yard. Set up your nest box in an open area, away from houses and barns. If you see evidence of house sparrows, discard their materials. Measures 8" by 9" by 12". A "bluebird" house placed next to a shrubby thicket likely be of interest to a Car- olina wren. Sparrow Spooker set contains (2) horizontal arms with streamers and (2) vertical posts. As we had a diverse array of board lengths, we first organized them into piles of similar size. #5. 99 USD Unit price / per . Close this search boxed. A two-hole box is not technically a HOSP-resistant box. 5" or smaller. 43) Modern Cardinal Birdhouse Plan. Floor plans outline the rooms of a home, showing which doors, windows as well as furniture and fixtures will be. 75"H each. Troyer's Quality Purple Martin Gourds, Gourd Racks, Bluebird Houses and. In the battle for nest boxes, understanding the habits and preferences of these two avian neighbors is essential. Free Bluebird House Plans for Eastern, Western & Mountain Bluebirds. House;. 25 $ 72.