Tower Garden FLEX Support Cage Assembly Instructions
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The Tower Garden FLEX Support Cage provides support for climbing, vining, tall and heavy crops such as tomatoes, cucumbers, peppers and beans.
Follow these step-by-step Tower Garden FLEX Support Cage assembly instructions to install the cage correctly. We've included photos of each stage to make setup easier.
Why Use a Tower Garden FLEX Support Cage?
As larger plants grow, the support cage gives vines and branches a structure to grow against and helps keep them manageable.
- Supports tall, heavy and vining crops.
- Helps keep large plants from crowding smaller crops.
- Helps maintain airflow around growing plants.
- Makes pruning, training and harvesting easier.
Tower Garden FLEX Support Cage Assembly Instructions
Assemble the support cage from the reservoir upward, following the seven steps below.
Step 1: Locate the Mounting Holes
Locate the two 5/16-inch holes drilled into the top of your Tower Garden FLEX reservoir cover. Align these with the corresponding holes in the reservoir.
Step 2: Install the Steel Rods
Insert the steel rods into the holes with the hex nuts on top of the reservoir. From underneath the reservoir lip, screw on the wing nuts and tighten them securely by hand.
Step 3: Install the Plastic Support Rods
Firmly press the four plastic support rods into their designated locations around the Tower Garden.
Step 4: Add the Spacers
Starting from the top, slide a 12-inch x 1/2-inch spacer down over each stainless steel rod until it rests on the reservoir cover.
Step 5: Install the First Support Ring
Slide a support ring down over the rods and press it securely onto the plastic supports.
Step 6: Continue Building the Cage
Continue alternating the spacers, support rings and supports up the rods, building the cage one level at a time.
Step 7: Secure the Final Ring
After installing the final set of spacers and the top support ring, secure the cage with the wing nuts on the rods. Hand-tighten them so the cage is securely held in place.
Your Tower Garden FLEX Support Cage is now assembled. Check that all rods, rings and fasteners are secure before you begin training plants onto the cage.
Tips for Growing with the FLEX Support Cage
Once the cage is installed, begin guiding plants as they grow rather than waiting until vines and branches become large and difficult to reposition.
Guide Vines Gently
Guide growing vines through or around the cage as needed. Avoid sharply bending or forcing stems into position.
Watch Light & Airflow
Train and prune larger plants so they don't unnecessarily shade smaller lettuce, herbs and greens growing on the Tower.
Plan Plant Placement
Larger crops generally work best toward the lower part of the Tower, with smaller herbs and greens higher up where they are less likely to be shaded.
Add Support When Needed
Particularly vigorous or heavy plants may still benefit from an additional stake or trellis beside the Tower Garden.
Tower Garden FLEX Support Cage FAQs
Do all Tower Garden plants need a support cage?
No. Lettuce, herbs and many leafy greens don't need a support cage. It is most useful for taller, heavier or vining crops such as tomatoes, cucumbers and beans.
Can I use the FLEX Support Cage indoors?
Yes. The support cage can be used when growing a Tower Garden FLEX indoors. Make sure your plant support and lighting setup provide enough room for the mature size of the crops you're growing.
What if my plants grow beyond the support cage?
Large or vigorous plants may need additional support. A stake or separate trellis beside the Tower Garden can provide more room for long vines or heavy branches.
Can large plants shade crops inside the cage?
Yes. Train larger plants outward and prune them when appropriate so smaller crops still receive adequate light and airflow.
Need More Tower Garden Setup Help?
Visit our Get Started guide for more help assembling, planting and growing successfully with your Tower Garden.
Get Started with Tower Garden