Organic Bio Protectant

Need Help With Your Order? (888) 974-2079 30-Day Customer Happiness Guarantee

The Organic Bio Protectant is Arber's most versatile and powerful product for outdoor gardening. Stimulate growth, increase yield, build immunity and guard your gardens against major fungicidal diseases. This natural plant extract will boost inherent defenses so that your plants can grow to new heights and protect themselves from powdery mildew, botrytis, white mold, leaf spot, rust, and more. For greener leaves, bigger blooms, stronger roots, and improved soil health.

Outdoor use
How To Use + Ingredients
Not harmful to pets
16oz Concentrate
7.5" H x 2.42" W x 3.5" L (1.1 lbs)
OMRI Certified
Certified for Organic Gardening by NOP
Not eligible for discounts or promotions
*Not for sale in ME

Shipping & Returns

We offer free standard shipping on all orders $79+. Orders under $79 ship for a flat $15 fee. View our full shipping policy.

View full details

Plant Care Help: Virtual Plant Appointment

From plant-specific care, to repotting tips and tricks, to pest identification—we’re here to help. Chat directly via video with a knowledgeable houseplant expert from The Sill team. We’ll kick off your appointment with a quick environmental assessment of your space, then dive into your care questions and concerns. Post consultation, we’ll email over a recording of your session to have on hand. Appointment windows are available Monday through Friday between the hours of 9am and 5pm, and are subject to our houseplant expert’s availability.

Schedule An Appointment