A best selling plant vitamin, mineral and hormone product in the horticulture market for almost 80 years! A favorite among home gardeners up to professional nursery growers! It’s an amazing choice for preventing repotting & transplanting shock and boosting vigorous growth in your bonsai trees. A tiny bit of this goes a really really really long way! This 4 fl oz bottle is a great for small bonsai collections and/or garden plots. It also good for a long trial size option, in case you’re new to this long time gem. Please Note: This is a super concentrated liquid formula! Carefully follow the diluted dosing instructions for your specific application. Directly from the Manufacturer’s Website: SUPERthrive® is a highly concentrated non-toxic vitamin solution invigorating all variety of greenery for home gardeners and professionals alike. It is equally suited for hydro-seeding, hydroponics, and foliar spraying. SUPERthrive® maximizes potential by quickly building a strong root base and reducing transplant shock. SUPERthrive® replenishes the soil to nourish and encourage the natural building blocks that plants make themselves under optimum conditions. Since 1939, SUPERthrive® remains a primary gardening and grower’s tool to promote chemical balance, increase crop yield, secure landscaping, and safely transplant trees of any size. If you’re interested in learning more about this legendary product, please visit the manufacturer’s FAQs page. Multiple Tools Shipping Discount Notice: If you’re purchasing multiple tools, excluding large tools, your order may be eligible for a shipping discount! Please email us with your Order # and we will see how much we’re able to refund you once we package your tools into boxes for delivery.