4. Sing in the backyard
Supplies required: radio or speaker
Making Cost: N/A
Plant biologists claim that listening to music can benefit your plants’ growth.According to BHG, because the vibrations in music in the 115Hz–250Hz range are akin to those found in the natural world, plants grow well in this range.

In the Garden, Play Music
Plants prefer jazz and classical music, and they only require one to three hours of music every day. To help its grapevines mature and thrive, the Paradiso di Frassina vineyard in Tuscany, also referred to as “the Mozart winery,” plays certain classical tunes to them.
5. Use nails to compel a tree to yield
Supplies needed: Hammer and nail
Making Cost: $0*
In India, it is customary to hammer one nail into each coconut tree in order to coerce it to bear fruit. Some gardeners vouch for this technique, saying that hitting a tree with a nail would startle it into blossoming or bearing fruit.

A Tree Can Be Nailed to Make It Yield
Natural Living Ideas claims that since the tree is self-healing and creates scar tissue to protect itself from the foreign objects in the nails, the nails shouldn’t harm the tree. This old wives’ tale might be worth a try if you have an obstinate tree that refuses to give no matter what you do.
6. Fill Your Watering Can With Rusty Nails
Supplies needed: a watering can and rusty nails
Making Cost: $0*
Iron deficiency causes a disease called iron chlorosis in plants, which depends on iron for survival. Their leaves will turn yellow while the veins stay green if they have iron chlorosis.

Put Rusty Nails in Your Watering Can / Shutterstock / I Am a Stranger
Put rusty nails in a watering bucket to help your plants that are low in iron. They will get all the iron they require from this, preventing iron chlorosis. Just be cautious and wear gloves when working with the nails to avoid having to receive a tetanus injection.
