---
product_id: 510481439
title: "Humboldts Secret Tree Trunk Silicone Additive 32 Ounce"
brand: "humboldts secret"
price: "฿1053"
currency: THB
in_stock: true
reviews_count: 5
url: https://www.desertcart.co.th/products/510481439-humboldts-secret-tree-trunk-silicone-additive-32-ounce
store_origin: TH
region: Thailand
---

# Silicate-based plant tissue strengthener Boosts plant stress resistance Precise 2.5-5 ml dosage for optimal results Humboldts Secret Tree Trunk Silicone Additive 32 Ounce

**Brand:** humboldts secret
**Price:** ฿1053
**Availability:** ✅ In Stock

## Summary

> 🌳 Strengthen your roots, elevate your garden game!

## Quick Answers

- **What is this?** Humboldts Secret Tree Trunk Silicone Additive 32 Ounce by humboldts secret
- **How much does it cost?** ฿1053 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/510481439-humboldts-secret-tree-trunk-silicone-additive-32-ounce)

## Best For

- humboldts secret enthusiasts

## Why This Product

- Trusted humboldts secret brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Dosing:** Easy-to-measure 2.5-5 ml application ensures maximum effectiveness
- • **Trusted by Growers:** Highly rated with 4.5 stars from nearly 700 reviews—join the success stories
- • **Fortify Your Foliage:** Silicate formula enhances cell walls for stronger, healthier plants
- • **Eco-Smart & Safe Storage:** Keep in a cool, dry place to maintain potency and longevity
- • **Stress-Proof Your Garden:** Increases resistance to environmental stressors for thriving growth

## Overview

Humboldts Secret Tree Trunk Silicone Additive is a 32-ounce silicate-based solution designed to reinforce plant tissues and boost resistance to stress. Ideal for professional and hobbyist gardeners alike, it requires a precise 2.5 to 5 ml dosage per application. With a strong 4.5-star rating from 699 reviews, this additive is a proven ally in cultivating resilient, vibrant plants.

## Description

Product description Tree Trunk is a silicate product that will strengthen plant tissue and increase stress resistance. You should use between 2.5 and 5 ml. Directions Use between 2.5 and 5 ml. P.when('A').execute(function(A) { A.on('a:expander:toggle_description:toggle:collapse', function(data) { window.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); Safety Warning Keep out of reach of children and pets. Avoid contact with skin and eyes. Store in a cool, dry place. Do not ingest. In case of accidental contact, rinse thoroughly with water. If swallowed, seek medical attention immediately. See more

Review: Works great for my indoor garden.
Review: Use this in conjunction with other Humboldt products in growing plants. Highly recommend .

## Features

- Causes serious eye damage.
- Causes skin irritation.
- May cause respiratory irritation.
- Tree Trunk is a silicate product that will strengthen plant tissues and increase resistance to stress.
- Use the tree chest between 2.5 and 5 ml.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0751K43Q2 |
| Batteries Required? | No |
| Batteries included? | No |
| Coverage | Medium |
| Customer Reviews | 4.5 4.5 out of 5 stars (699) |
| Date First Available | 16 April 2018 |
| Item Weight | 906 g |
| Item model number | Secret Tree |
| Manufacturer | Humboldts Secret |
| Package Dimensions | 18.69 x 13 x 5.89 cm; 907.18 g |
| Size | 32 Ounce |

## Product Details

- **Brand:** Humboldts Secret
- **Global Trade Identification Number:** 00706199757144
- **Item form:** Liquid
- **Item weight:** 32 Ounces
- **Liquid volume:** 32 Fluid Ounces

## Images

![Humboldts Secret Tree Trunk Silicone Additive 32 Ounce - Image 1](https://m.media-amazon.com/images/I/4138duYVZyL.jpg)
![Humboldts Secret Tree Trunk Silicone Additive 32 Ounce - Image 2](https://m.media-amazon.com/images/I/513zzTv7rTL.jpg)
![Humboldts Secret Tree Trunk Silicone Additive 32 Ounce - Image 3](https://m.media-amazon.com/images/I/51HHH911cAL.jpg)
![Humboldts Secret Tree Trunk Silicone Additive 32 Ounce - Image 4](https://m.media-amazon.com/images/I/51UF9At0HPL.jpg)
![Humboldts Secret Tree Trunk Silicone Additive 32 Ounce - Image 5](https://m.media-amazon.com/images/I/51UQbdQYGkL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by A***Y on 12 December 2025*

Works great for my indoor garden.

### ⭐⭐⭐⭐⭐ Review
*by N***K on 21 January 2026*

Use this in conjunction with other Humboldt products in growing plants. Highly recommend .

### ⭐⭐⭐⭐ Review
*by S***Z on 30 December 2025*

Good product make sure to ph

## Frequently Bought Together

- Humboldts Secret Tree Trunk - Silicate Additive - Advanced Nutrients - Helps Plants Flourish - Indoor Plant Food - Hydroponic Nutrients - Liquid Fertilizer (32 Ounce)
- Humboldts Secret Sweet & Sticky – Carbohydrate and Saccharide Energy Source – Enhance Aroma and Flavor of Plants – Potting Soil for Indoor Plants – Energy for Plants – 32 Ounces
- Humboldts Secret Starter Kit Pack – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

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**Shop now:** [https://www.desertcart.co.th/products/510481439-humboldts-secret-tree-trunk-silicone-additive-32-ounce](https://www.desertcart.co.th/products/510481439-humboldts-secret-tree-trunk-silicone-additive-32-ounce)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-06-14*