Generally, fast-growing leafy greens will be ready for harvest in as little as 3 weeks, although it can take up to 6 in unideal environments.
Microgreens are very quick, typically ready for harvest within 5 days of germinating seeds.
The included care guide will help you determine when your plants are ready for harvest. Signs such as leaf size or flower formation are key indicators. Planted Places provides ongoing support for this so don't be shy.
With regular care, you can enjoy a continuous harvest from the same plants throughout the season.