# Bees have disappeared! **URL:** \ **Category:** General Bee Chat\ **Created:** [March 23, 2021, 4:28am UTC](https://forum.honeyflow.com/t/bees-have-disappeared/29764 "2021-03-23T04:28:35Z")\ **Posts on this page:** 1\ **Showing post:** 8
**Author:** ![Dawn\_SD](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.honeyflow.com/dawn_sd/32/15954_2.png) [@Dawn\_SD](https://forum.honeyflow.com/u/Dawn_SD)\ **Post date:** [March 23, 2021, 11:36pm UTC](https://forum.honeyflow.com/t/bees-have-disappeared/29764/8 "2021-03-23T23:36:10Z")
> [@KathysBees](#): > > Hopefully your hives are thriving this spring! Mine are doing great thank you, after using Randy Oliver’s oxalic acid sponge method for Varroa control. 😊 It isn’t totally legal yet everywhere, but it is totally safe. The US EPA is working with him on getting it properly approved - shouldn’t be too long now. So your choice, but if you are willing to try it, you may be able to cross Varroa off your list of culprits: > [@Hello from Pennsylvania](https://forum.honeyflow.com/t/hello-from-pennsylvania/5203/92): > > I do, and I use the materials and methods described in his more recent posting: I have summarized the method I actually use here: These are the sponges: This is the glycerine: The oxalic acid is Savogran Wood Bleach from Home Depot. Amazon has it too, but it costs a bit more. It is over 99% pure and is perfectly safe to use for this method. Randy Oliver is working with the EPA to certify the method as safe to use with a super on. Initial results show no major effect on honey compositi… We have one weak hive with a queen that has never laid well, but they made it through the winter and are building up now. We will probably boost her with a package and a queen replacement. Such is the role of a livestock manager - keep monitoring and do what you have to do for low performance… 😊 --- _[View the full topic](https://forum.honeyflow.com/t/bees-have-disappeared/29764)._