- -15%
100 day satisfaction guarantee
Discreet delivery worldwide
Unlimited cash on delivery
Top Mass by Top Crop is the advanced silicon technology solution designed to transform the structural integrity of your crop. This strengthening additive provides your plants with highly assimilable silicon, creating robust stems capable of supporting massive yields while acting as a shield against environmental stress.
Have you ever watched your plants struggle to hold up their own flowers or suffer immediately when the temperature rises even slightly? It is incredibly frustrating to put weeks of effort into a grow, only to see thin branches bending or snapping under the weight of the buds, or watching your crop stall because it can't handle a bit of heat or a missed watering.
Weak plants are a ticking time bomb. Not only do they risk physical breakage right before harvest, but they are also magnets for pests and fungi. If the cell walls are thin, bugs get in easily, and nutrients leak out. You end up spending more money on stakes, supports, and Insecticides cannabis, stressing yourself out trying to save a harvest that should have been easy.
Top Mass is the gym membership your plants are begging for. By integrating high-quality silicon into the cellular structure, it reinforces the plant from the inside out. This means thicker stalks, tougher leaves, and a root system that pumps nutrients like a machine, ensuring your plants focus on producing fat buds rather than just trying to survive.
This product isn't just another additive; it's a fundamental building block for a professional-grade crop. Here is how it transforms your garden:
Using silicon correctly is key to getting those rock-hard stems. Top Mass is concentrated and easy to integrate into your routine.
I've always said that silicon is the underrated hero of the grow room. When I started using Top Mass, the difference was night and day, especially with those heavy Sativa strains that tend to get lanky and weak. I noticed that I didn't have to panic if the AC went out for a few hours in summer; the plants just stood there, unfazed.
My pro tip? Don't wait until the flowering stage to use it. Start early in the Indoor Grow cycle. Building that strong foundation during the vegetative stage means that when the buds start packing on weight, the branches are already thick enough to handle it without bending. It's the cheapest insurance policy you can buy for your crop.
Yes, absolutely. However, silicon can sometimes react with other nutrients if mixed in high concentrations directly. Always add Top Mass to the water first, mix well, and then add your other fertilizers.
Top Mass contains non-colloidal silicon, which is highly assimilable. It works well in various substrates, but always monitor your reservoir in hydroponic systems to ensure no precipitation occurs.
Silicon products can raise the pH of your nutrient solution. Always check and adjust your pH after adding all your nutrients to the water to ensure it stays in the optimal range.
| Cultivation phase: | Growth | |
| Brands: | Top Crop |
Yes, the shipment is 100% discreet, no one will know what you have bought, also the sender is SITE OF SHOPS ONLINE.
Yes, we ship to almost every country in the world although you need to know the current legislation in your country to make sure that you do not break any regulations with the germination of the seeds.
UK: 3-4 days (express)
USA: 4-5 days (express)
Australia: 4-5 days (express)
Japan: 4-5 days (express)
Canada: 4-5 days (express)
South Africa: 4-5 days (express)
New Zealand: 5-7 days (express)
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The customer must be informed about the laws of their country regarding seeds or other products that may be purchased on our website, the possession of which may constitute a criminal offence in the country of receipt.
We cannot be made responsible for the wrong use that some people decide to give to the seeds, so please don't act against your national laws.
Due to problems with customs you can check here for restrictions to certain countries.
We accept the following payment methods: Bank transfer, Cryptocurrencies, cash, credit and debit cards and cash on delivery (Spain, Belgium, France, Italy, Portugal).
You can change the currency on the top right to know the price of the products in your local currency and of course pay this way.
In 24/48 hours we will ship your order.
If you live in a country where the cultivation of cannabis is legal and you decide to plant the seeds, it is good that you know that all the seeds that we commercialize have germination guarantee.
If you germinate with the method of paper napkins and you have followed all the steps that we indicate here, you will only have to return us the seeds not germinated in their original packaging and when we receive them we will proceed to the change.
Then we take care of requesting the return to the seed bank, we do not transfer this responsibility and time to our customers.
If you receive a broken product due to transport, you have to notify us within 24 hours for insurance coverage, always contact us as soon as possible and we will fix the problem!
Among all those who comment or send us your questions, there will be a monthly raffle for a €50 voucher for your purchases at Pevgrow. What are you waiting for? Write us and participate!