Defender PM - 1 gallon house and amp Hydrofarm's popular Cool Tube now

Hydrofarm's popular Cool Tube now comes in a 24" model with an adjustable reflector

Custom Grow Pods for easy planting and harvesting

If your pH isn't in the right range—and that's 5

• Plant friendly display

Starter plugs designed for seed starters and clones

Defender PM - 1 gallon house and amp Hydrofarm's popular Cool Tube nowDefender PM is a citrus oil based foliar fungicide made to kill powdery mildew spores on contact. It is made with food grade ingredients and will not persist on plant leaves. Defender PM is not a systemic fungicide ; it works on contact to smother Erysiphales spores the order of fungi that cause powdery mildew. Use this botanical oil product in all growing methods and on any food crop. It is effective for both preventative treatments and to suppress