rhizlogo.gif (4840 bytes)

Rhizopon b.v
Rhizopon is a primary manufacturer of plant rooting products. Most of the site is written in the Dutch language. They have some nice information on auxins.
Phytotronics, Inc
Phytotronics have a large selection of propagation equipment and supplies for the commercial greenhouse and nursery. They are the master distributor of mist controllers, lighting and all the plant rooting hormones listed on this web site.


Hummert International
For Rhizopon AA #1 #2 and #3

For Hortus IBA Water Soluble Salts
One of the largest greenhouse and nursery suppliers in the US. Their catalog has an outstanding collection of useful information ... not only supplies and materials but also data on how to use them. They also broker famous green products. They ship worldwide.
  ARIS (formerly Yoder) Green Leaf Plants and Keepsake Plants are the world's leading growers of all types of perennial plants. They use and recommend to their customers our Hortus IBA Water Soluble Salts.  

Yoder recommendations (website)
Yoder recommendations (pdf)

Yoder webpage (website)
Yoder website (pdf)



For Distributor ordering or referral contact Master Distributor :Phytotronics, 314-770-0717, propagation/growing supplies: phytotronics.com   sales@phytotronics.com

We Welcome Your Questions on Plant Propagation from Cuttings and Hortus IBA & Rhizopon Rooting Products: CLICK HERE to send a messag

© Hortus USA Corp. 1990-2020 All Rights Reserved. Spray Drip Down ® , Hortus IBA Water Soluble Salts ® and Hortus USA®  are the registered trademarks of Hortus USA Corp. Rhizopon ® is the registered trademark of Rhizopon b.v. - All Rights Reserved. -