text: main soch rahi thi,agar hum sensors laga dein toh plants ko kab paani chahiye, yeh pata karna kitna aasaan ho jayega, tumhe kya lagta hai?bilkul! aur isse paani ki bachat bhi hogi, kyunki kabhi kabhi hum zyada paani de dete hain, toh yeh ek perfect solution hai!