Eden Project Colombia Home compostable Nespresso capsules. Full oxygen protected capsules, which will work in all brands and models of Nespresso machine. These unique capsules will compost in your home domestic compost heap back into Carbon, oxygen, nitrogen and water in 23 weeks. No need to break the capsule apart to recycle it, simply put it in your compost heap or council compost bin. The coffee is a single origin Colombian coffee, a bright and crisp coffee with notes of lemon, grapefruit and caramel.