Cut a strip of the tape that measures the length you want the finished garland to be. Starting at one end, pop the tied openings of the balloons through the small holes in the tape, alternating colors and sizes of balloons. When the garland is full, it’s time to hang it and add the embellishments!Click to see full answer. Simply so, how do you make a balloon Garland step by step? How To DIY a Balloon Garland Inflate your balloons. Cut a 3 inch piece of twine for each balloon. Start to tie the balloons onto the long piece of twine, tying each one with a double knot. Alternate balloon colors and sizes. Hang the garland and add in sprigs of silver dollar eucalyptus. Beside above, how do you use a 25 arch balloon decorating strip? The strip will hold up to 12 balloons per foot. Measure and cut your balloon decorating strip to the correct length. Grab the knot that you tied and insert into an open hole on the balloon strip. If you are doing a single balloon teardrop arch, then insert them all on the same side. Similarly, you may ask, can I make a balloon arch the night before? Helium filled latex balloons only float well for about 10 to 12 hours. If you want to do your helium-filled arch the night before the event, I highly recommend you treat your balloons with hi-float. If you are planning to do an air-filled arch, then it’s fine to create the arch the day before.How far in advance can I make a balloon Garland?Some professionals blow up their air filled balloons up to 3 weeks before the event, but I would suggest you should inflate them a maximum of 5 days in advance. Store the inflated balloons in a large, clear plastic bag that closes tightly over the balloons.