Based on the description provided, the Calathea plant in question is likely a Calathea orbifolia. This is suggested by the round, light green leaves with silver stripes, as well as the plant's preference for indirect light and high humidity. Calathea orbifolia is known for its striking foliage and is a popular choice for indoor plant enthusiasts. **

Yellowish mold on Calathea plant soil may appear as a fuzzy or powdery growth on the surface of the soil. It can range in color from pale yellow to a darker yellowish hue. The mold may also have a musty or earthy smell. It is important to address this issue promptly to prevent it from spreading and potentially harming the plant. **

Yellowish mold on Calathea plant soil may appear as a fuzzy or powdery growth on the surface of the soil. It can range in color from pale yellow to a darker yellowish hue. The mold may also have a musty or unpleasant odor. It is important to address this issue promptly to prevent it from spreading and potentially harming the plant. **

There are several reasons why your Calathea Rufibarba may be dying. Common causes include overwatering, underwatering, exposure to direct sunlight, low humidity levels, or pest infestations. It's important to assess the care conditions of your plant and make adjustments accordingly. Consider factors such as watering frequency, light exposure, humidity levels, and potential pests to help revive your Calathea Rufibarba. **

Calathea plants do not necessarily need a diffuser, but they do benefit from increased humidity. A diffuser can help to maintain a consistent level of humidity in the air, which can be beneficial for Calathea plants, especially in drier environments. However, there are other ways to increase humidity for Calathea plants, such as misting the leaves regularly or placing a tray of water near the plant. Ultimately, the use of a diffuser is a personal choice and depends on the specific conditions in which the plant is kept. **

Calathea night rest refers to the natural behavior of Calathea plants to fold their leaves upward during the night, resembling hands in prayer. This movement is a response to the changing light levels and is a way for the plant to conserve energy and protect itself from potential harm. It is a fascinating adaptation that is unique to Calathea plants and adds to their overall beauty and charm. **

Yellowish mold on plant soil on a Calathea may appear as a fuzzy or powdery growth on the surface of the soil. It can range in color from pale yellow to a darker, mustard yellow shade. The mold may also have a musty or unpleasant odor. It is important to address this issue promptly to prevent it from spreading and potentially harming the plant. **

The head of the Calathea plant may be drooping due to a lack of water or excessive sunlight. Calatheas prefer consistently moist soil, so if the plant is not receiving enough water, its leaves may start to droop. Additionally, if the plant is exposed to direct sunlight or harsh lighting, it can cause stress to the plant, leading to drooping leaves. It is important to ensure the Calathea is placed in a spot with indirect light and to water it regularly to help prevent drooping. **