Category Archives: Nest Plugs

Resin with Debris Plugs & Dianthidium

  As the nights cool and the leaves start to turn in the high country of Colorado, we find one of our Autumn bees laboring away. She’s collecting pollen to provision her nest, along with a smattering of sticks, stones, and resin that … Continue reading

Posted in 2015, Nest Plugs, Plugs and Bugs | 1 Comment

Plant Fuzz Plugs & Anthidium

What’s white, furry, sits in a bee block, and looks like a joke? An Anthidium nest plug made from Plant Fuzz! Seriously, it looks like someone stuffed a cotton ball into the nesting tunnel(s). Well, someone – or something – … Continue reading

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Colorado’s “newest” bee

Megachile apicalis, a species introduced from Europe and a close relative of the alfalfa leaf-cutting bee, has made its way to Colorado, and what a stunner she is!  We reared this bee from one of The Bees’ Needs 2013 bee … Continue reading

Posted in 2013, Bee Blocks, Nest Plugs, Uncategorized | Leave a comment

Silk Plugs & Hylaeus

One of the less common types of nest plugs we get in our bee blocks are the Silk plugs made by the yellow-faced or masked bees, Hylaeus species.  They are a real treat for those who do see them, often … Continue reading

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Grass Plugs & Isodontia

Like the Little Pig who made his house out of Straw, we have wasps that make their nests out of straw too.  Our Isodontia wasps use only Grass to create their cell partitions and nest plugs.  These inch-long gentle giants … Continue reading

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Boulder County Open Space and City of Boulder Open Space blocks

The Bees’ Needs was very excited to receive funding from the Boulder County Parks and Open Space (BCPOS) this Spring to document nesting bee and wasp diversity and abundance in six natural habitat types on BCPOS properties. This research will … Continue reading

Posted in 2015, Bee Blocks, Nest Plugs | 2 Comments

Loose Debris Plugs & their Bugs

Sticks, and stones, and broken bones, that’s what my nest plug is made of… The plug type that we are focusing on for this week’s “Plugs & Bugs” is Loose Debris.  In all of our other P&B posts we have … Continue reading

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