The best rooting hormone for rhododendron should have the ability to promote rapid and healthy root growth during rhododendron propagation.

One of the better-rooting hormones for rhododendrons is a liquid root stimulant. Moreover, it should have low toxicity, be pet friendly, and be easy to use.

In this article, we will be talking about liquid, gel, and powder rooting hormones for propagating rhododendrons. Let’s jump to our review.

 7 Best Rooting Hormone For Rhododendrons In 

1. Miracle-gro FastRoot1 rhododendrons Dry seed/Cutting propagating Powder Rooting Hormone Review

On top of our study, Miracle-gro is our best rooting hormone for propagating rhododendrons from either  Dry seed/Cutting of vegetative plant parts.

Of all the products on our list, this rooting powder’s rhododendrons were the most effective as it is highly concentrated.

In addition, the high NPK ingredient that was integrated is the reason why Miracle-gro FastRoot1 works effectively with softwood and greenwood rhododendrons cuttings from varieties such as rhododendrons.

Moreover, using this product is  100% easy as after taking 4-to 6-inch rhododendrons to stem cuttings, you are only required to dip the cutting evenly in rooting hormone.

However, for quick and uniform rooting results in all the rhododendrons cutting, you are rehired to plant the cutting into a moist rhododendron growing media immediately.

What is more interesting is that this product is compatible with propagating rhododendron cutting in a nursery.

pros

• Works effectively
• Rainproof
• Powerful rooting hormone
• Organic product
• Weatherproof
• Reasonable shelf life

Cons

• It should be kept away from kids

2. Hormex  pjm Rhododendron Blue Peter Propagation  Rooting Hormone Powder #8 Review

Taking the second spot on our review, found as the best rooting hormone for pjm and Blue Peter rhododendron cutting propagation either in water or in soilless growth media.

What is even more interesting is that even when growing Blue Peter and pjm rhododendron from cuttings as the high NPK ration formulation of this  Rooting Hormone Powder #8  enhances the development of healthy and strong Rhododendron new roots system.

Unlike other rooting hormone brands on our list, this brand comes with an easy-to-use formula that does not requires skilled labor. It is also a dual-duty product other than acting as a reliable rooting hormone. It also plays a considerable role in minimizing overall transplant shock.

Another advantage is that Hormex rooting hormone comes in a quality plastic container, making it easy to use and store.

Moreover, it was also the only natural rooting hormone for pjm and Blue Peter Rhododendron during  Propagation.

In addition, it has relatively high antifungal characteristics, which ensure that young Rhododendron roots, after development, are free from both fungal and pest infestation.

Pros

• Organic product
• Light in weight
• Enhances root health
• Sticky nature
• Moderate residual effect
• Gives rapid results
• Decently concentrated

Cons

• Relatively pricy

3. Voluntary Purchasing Group Fertilome 10640 Rhododendron Hardwood Cuttings Root Stimulator /Rooting Hormone Review

Taking the third position on our review, find which our editors picked as the best overall rhododendron simsii shrubs/bush rooting hormone on the market which is compatible with either annuals or perennials rhododendron air layering rooting varieties technology. Following that up, the lightweight nature makes it not only easy to store but also transport.

Moreover, it comes with a  quality wrapping bag which significantly modifies .Moving on, it can stimulate early rhododendron simsii root formation, which is not only stronger but 100% healthy by root development.

Shockingly, unlike its predecessors also works with rooting annuals and perennials to stimulate early root formation and stronger root development.

Following that up, the high antifungal properties are why it keeps the roost of newly formed safe from root rot and pest infestation. This is another reason

Pros

• Works easily
• Lightweight
• Organic product
• Easy to formulate
• It does not have any burning effect

Cons

• None

4. Bonide BND925 – Bontone II Rhododendron Boule de Neige Rooting Powder, Hormone Root Fertilizer 1.25 Oz Review

Taking our fourth position, Bontone II from  Bonide BND925 is our best powder rooting for  Rhododendron Boule de Neige. Generally speaking, the organic nature of this product allows it to be compatible with growing a yard or lawn with kids and pets such as dogs, snakes, and pigs.

Unlike other products in our review, this comes with a 1.25 Oz holding package, which is relatively large compared to manufacturers and  Voluntary Purchasing Group and Hormex, Rhododendron Boule de Neige rooting hormone brands on the market offer.

Moreover, Bontone II is a reliable product as it has a considerably high shelf life compared to its predecessors and other Rhododendron Boule de Neige powder rooting hormones in our review.

Another amazing thing is that this beast, rather than rooting Rhododendron Boule de Neige, works effectively when propagating many other plants such as fruits and vegetables.

Pros

• Easy to work with
• Cleans easily
• Dual duty product as it plays fertilizer roles
• works on bulbs
• Affordable
• Moderate shelf life

Cons

• None

5.RootBoost 100538120  broken Rhododendron Bow Bells branch Rooting Hormone Powder, 2 oz, Greenax Review

Instead, a much better option is to dispose of a broken Rhododendron Bow Bells branch after a tornado or a strong wind rooting the branch.

Due to this reason, we found a 2 oz Greenax from RootBoost as our editors pick the best rooting hormone for the broken Rhododendron Bow Bells branch.

What is that this product when compared to other products on our review Rooting hormone RootBoost 2 oz Greenax also enhances faster root development when propagation Rhododendron Bow Bells from broken branches cuttings.

Even more amazing is that the high nitrogen present plays a considerable role in Transforming Rhododendron cuttings into strong and 100% healthy young root systems after propagation.

Following that up, this Greenax from RootBoost is highly concentrated. Thus, it works effectively with hundreds of  Rhododendron Bow Bells cuttings during the propagation process.

Pros

• Pet and kids  friendly
• Concentrated
• Rooting hormone for nursery
• Light in weight
• Clean formula
• Highly affordable

Cons

• None

6. Rhododendron Vireya And Indicum Bush In Winter/Spring Rooting Hormone Review

At our second last position, find was the best rooting hormone for rhododendron propagation in water.

Besides the prolonged shelf life, this rooting hormone makes it one of the most outstanding root stimulators when propagating different varieties, shrubs, and bushes of vireya and Indicum rhododendron cuttings during the propagation spring season.

In addition, it is a dual-duty product as it has a high percentage of NPK fertilizer ratio, making rhododendron propagation easy and enjoyable.

Another advantage of these beasts is that reducing rhododendron simsii by cutting transplant shock after rooting keeps pests and diseases away.

Due to this reason, this product plays a considerable role in promoting the overall Rhododendron Boule de Neige growth rate.

This product is more amazing because it is compatible with rhododendrons foliage, hardy, tropical to ornamental rhododendrons varieties.

Pros     `

• Affordable
• plant-based formula
• Highly effective
• Organic formula
• Compatible with yards with kids and pets

Cons

• Weighs

7. Noot Organic Indoor Rhododendron Elviira Rooting Hormone Plant Soilless Potting Mix Coconut Coir Perlite Pre-Hydrated Root Stimulant Mycorirhzae Review

Taking the lead on our review, find a dehydrated root stimulant from Noot organic indoor, one of the most trusted root hormone manufacturing companies in the united states.

One of the significant benefits of this product is that it enhances root rot-resistant ability. In addition, Noot Organic Indoor plays a vital role in positively modifying the bounce-back quicker mechanism.

The sticky nature of this beast is why Noot Organic Indoor enhances increased newly formed Rhododendron Elviira young roots; thus, it is also resistant to temperature swings, so indoor plants stay happy.

To sum up, Noot Organic products are well known for their safety and efficiency making this rooting hormone not an exemption. In addition to this, Noot Organic is compatible with both indoor and outdoor rhododendron plant varieties.

pros

• Easy to use
• Promotes healthier roots
• Military-grade container
• Long shelf life
• All grow mediums
• It comes from a reliable manufacturer

Cons

• Not easy to use

Wrap Up

Noot Organic Indoor, a Plant Soilless Potting Mix, and Hormex Rooting Hormone Powder #8 were the two best rooting hormones for rhododendron propagation from seed, cuttings in spring in water, or even broken branches that money can buy from the market.

In addition, these two beast works effectively with a wide range of hard and softwood rhododendron cutting varieties.

Let us know in our comment section which is your go-to or favorite brand of rhododendron on tooting hormone that can make it to your shed plant propagations section kit and tools section.