9. Aspirin to Boost Immunity

Aspirin (salicylic acid) activates natural plant defenses.

• 1 aspirin in 1 gallon water, sprayed every 3 weeks.

• Especially helpful for tomatoes and peppers.

10. Milk to Fight Powdery Mildew

Milk proteins kill fungi while being safe for plants.

• Mix 1 part milk to 2 parts water and spray every 10–14 days.

• Great for squash, cucumbers, melons.

 Bonus: Hydrogen Peroxide for Root Health

Boosts oxygen in soil, preventing root rot.

• Mix 1 part 3% H₂O₂ with 2 parts water → water plants weekly.

• Soak seeds (1:10 ratio) for 30 minutes to sterilize before planting.