Animalscaretips
Optimum Birdhouse Hole Size for Cavity Nesting Birds.
| Bird Species | Entrance Hole Size | Entrance Height* |
|---|---|---|
| Nuthatches | 1.25” (3.2cm) | 6” (15cm) |
| Owl | 6” (15cm) | 4” (10cm) |
| Purple Martin | 2.5” (6.35cm) | 1.5” (3.8cm) |
| Tree Swallow | 1.5” (3.8cm) | 4” (10cm) |
- How big is the hole in a martin house?
- What dimensions for a martin birdhouse?
- How big is a bird house hole?
- How far off the ground does a martin house need to be?
- How do you attract martins to a Martin house?
- How do you attract a Martin Bird?
- Does a birdhouse need a perch?
- What direction should a birdhouse face?
- How long should a perch be on a birdhouse?
- Where is the best place to put a purple martin house?
- How tall should a purple martin house be?
- What direction should a purple martin house face?
How big is the hole in a martin house?
Entrance hole: The diameter of the entrance hole should be between 1 3/4 and 2 1/4 inches. Entrance holes measuring 2 1/8 inches are the most popular. Crescent-shaped holes can also be effective in preventing other birds from using the houses, but purple martins have no trouble with that unusual shape.
What dimensions for a martin birdhouse?
Each purple martin compartment should be at least 6" x 6" x 12". Some martin houses are sold that are only 6" x 6" x 6".
How big is a bird house hole?
Many wild birds prefer entrance holes that range between 1 and 1 1/2 inches in diameter. The chickadee prefers 1 1/8-inch diameter openings, the titmouse, Bewick's wren, and the downy woodpecker look for homes with 1 1/4-inch diameter openings. Nuthatches prefer 1 1/4-inch to 1 3/8-inch diameter openings.
How far off the ground does a martin house need to be?
Experts on purple martins suggest mounting martin houses on metal poles between 10 and 20 feet above the ground surface. To prevent the pole from falling, a taller pole—with two to three feet set into the ground—is required.
How do you attract martins to a Martin house?
One of the most important steps in attracting Purple Martins is choosing the right location for your martin housing. Martins prefer housing that is placed in open areas with clear flyways. Choose the center of the largest open spot available, about 30-120 feet from human housing and at least 40-60 feet from trees.
How do you attract a Martin Bird?
The birds will be naturally attracted to homes painted white, which also reflect heat better and keep nestlings in each house cooler. Both apartment-style houses and gourd houses are available, and creating clusters of houses will encourage large colonies of the birds to nest.
Does a birdhouse need a perch?
Use natural, unpainted wood instead and stain the outside with a natural wood preservative such as linseed oil. → Stay away from any birdhouse with a perch. Birds don't need them and they only make it easier for predators or unwanted birds to get in.
What direction should a birdhouse face?
What direction should a birdhouse face? A birdhouse and its entrance hole should face away from prevailing winds. In the United States, it's very common for a birdhouse to face east, which is often faced away from the prevailing wind and the strong afternoon sun.
How long should a perch be on a birdhouse?
Birdhouse Perch Length
The length of the birdhouse perch should be between 1.5″-2″ (4cm-5cm) in length.
Where is the best place to put a purple martin house?
Martin houses should be placed in an open location, at least 40 ft. from trees or buildings. Martins prefer to have clear access to houses from all sides, and like to have perching sites like utility wires nearby, but not attached to the nest box. The height of the housing can be anywhere from 12-20 ft.
How tall should a purple martin house be?
Martin housing should be erected in open areas at any height between 10 and 20 feet. Highest occupancy rates occur when housing is located at least 40 feet from trees or buildings that are taller than the martin housing. The farther the housing is placed from trees, the better.
What direction should a purple martin house face?
The good news is that purple martins aren't picky when it comes to direction; north, south, east, and west are all fine, as long as it's consistent. 6. Wait a few weeks before putting up a new house.
