Hangzhou Hongtai Electrical Appliance Co., Ltd.

Hangzhou Hongtai Electrical Appliance Co., Ltd.

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Blog | Seedmax

How to Measure VPD Greenhouse?

2026-08-05

VPD is a measurement of the drying power of air and is widely used in greenhouses to optimize plant transpiration, nutrient uptake, and growth.

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Why Most Grow Rooms Use Refrigerant Dehumidifiers

2026-07-31

Most grow rooms choose refrigerant dehumidifiers because they offer the best balance of energy efficiency, cost, moisture removal capacity, and operating convenience under typical cultivation conditions.

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When Do You Need to Use a Grow Room Dehumidifier?

2026-07-22

Proper humidity control in a grow room helps prevent mold, improve plant health, and maintain stable growing conditions.

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How to Tell When Cannabis Buds Are Fattening Up

2026-07-14

Learn the key bud swelling symptoms during cannabis flowering, including swollen calyxes, increased trichomes, stronger aroma, and denser flowers. Contact us.

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Effective Ways of Reducing Humidity in Grow Tent

2026-07-08

Discover how ventilation, dehumidifiers, airflow, watering practices, and VPD management help prevent mold and improve plant growth. Contact us.

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How to Monitor Leaf VPD?

2026-06-29

This guide explains what Leaf VPD is, why it matters, and how to monitor it effectively in a grow room or greenhouse. Contact us.

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How to Measure VPD in a Greenhouse?

2026-06-23

VPD is the difference between the amount of moisture the air can hold when saturated and the amount of moisture actually present.

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Humidity Settings for Cannabis Flowering Stage?

2026-06-16

Maintaining proper humidity during the flowering stage is critical for maximizing yield, resin production, and flower quality while preventing mold and bud rot.

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Running a Dehumidifier in a Sealed Grow Room

2026-06-11

In a sealed grow room, a dehumidifier is one of the most important pieces of environmental control equipment.

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