Home Home & Garden Versatile Vermiculite: Seed and Reducing Propagation Instrument

Versatile Vermiculite: Seed and Reducing Propagation Instrument


Vermiculite is commonly used as a medium for beginning seeds and cuttings. Little has been mentioned in its reward. It’s one of many handiest supplies in the entire gamut of backyard provides.

vermiculite held in a handPin
Vermiculite is a flexible instrument utilized by many rising when propagating | cendeced-depositphotos

How Vermiculite Capabilities

For these unfamiliar with it, vermiculite stems from mica. Mica, as most individuals know, is a laminated or minutely layered mineral. Vermiculite is solely an expanded type of mica. 

In particles of vermiculite, layers of laminae have unfold out, leaving tiny areas which act as reservoirs. These retain moisture in even distribution, plus it’s free from soil-borne plant ailments, which renders vermiculite so precious to gardeners.

The Execs and Cons

My experiments with it for beginning seed have been in excessive germination. Moreover, its full sterility has eradicated the damping-off of seedlings, which has all the time been the plague of gardeners who increase seedlings indoors or in a hotbed or chilly body. 

The one downside is that vermiculite, very like sand, incorporates no plant vitamins, and so it’s essential to transplant seedlings to the soil as quickly as they develop leaves or else water them with a nutrient resolution.

How To Make Vermiculite Stuffed with Vitamins

To get round this drawback, observe this process. As a substitute of filling flats and seed pans with soil within the common means, fill them inside 1/2″ inch of the common stage after which sift 1/2″ inch of vermiculite over the soil.

Sow superb seed instantly on prime of the vermiculite with no protecting. Bigger seed receives extra vermiculite. 

This manner, the evenly-moist, sterile vermiculite produces optimum germination whereas concurrently stopping the damping-off of the seedlings of their early levels. 

Then, as quickly as their roots penetrate the soil beneath, the seedlings acquire the vitamins wanted to maintain them rising till they’re of adequate dimension to be conveniently transplanted.

Anybody who has needed to cope with:

  • Damping-off
  • Transplanting microscopic seedlings
  • The correct quantities of chemical fertilizer to make use of on toddler crops

… will readily respect the benefits of this methodology of beginning seed.

Learn: What Is The Difference Between Perlite And Vermiculite?

How To Use Vermiculite For Rooting Cuttings

A favourite use for vermiculite, is as a medium for rooting cuttings. I’ve used it primarily for non-woody home plant cuttings, however doubt that it will show simply as wonderful for rooting woody materials. Its sterility and its even water retention are what make it so precious.

As too usually occurs, once you solely have one reducing to root and don’t really feel like going to all that bother in of organising a flat.

What I do is root all my cuttings individually in small pots.

Vermiculite’s even retention of moisture retains the cuttings uniformly equipped with water, and just a few drops of water per pot per day need to be added till they’re rooted.

The tops could possibly be syringed with water often, however even with out this precaution, and with no protecting in any respect. I’ve had no bother with wilting of cuttings in vermiculite.

Inserting Cuttings Into Vermiculite

I’ve additionally discovered it’s a lot simpler to insert cuttings in vermiculite than in every other medium. It’s gentle when dry and is quickly displaced in order that cuttings can simply be pushed into it.

When water is utilized, the vermiculite tightens up because the water seeps via and holds the cuttings firmly in place. Rooted cuttings are eliminated with equal ease.

Vermiculite used a number of instances on this means wants to not be discarded however used a number of instances, offered it’s sterilized earlier than reuse. Do that by merely baking it totally within the oven. It could even be saved and used for different functions.

It makes a wonderful medium for the water tradition of tender bulbs used rather than pebbles.

It ought to be equally good for packing round every other tender summer-flowering bulbs or tubers. When the time comes to start out the begonias and caladium into progress, use vermiculite.

It could even be an ingredient in potting mixtures for home crops, its goal is to lighten the soil texture. All in all, vermiculite could be very versatile and has quite a few nice makes use of.