Persian Violet / Arabian Violet
Exacum affine
description
Persian Violet is a compact fragrant plant covered in small violet-blue flowers.
benefits
- Flowering
- Suitable for containers
How to care for Persian Violet
sunlight
Native to the sheltered, moist habitats of Socotra, Persian violet flowers best in bright light without harsh midday sun. Place it near an east-facing window or a bright north-facing window.
Bright indirect light
Give it filtered light for most of the day. A little gentle morning sun is fine, but strong direct sun can scorch leaves and shorten the display of flowers. Dim conditions lead to fewer blooms and stretched growth.
watering
Keep the soil lightly and evenly moist while Persian Violet is growing and flowering. Letting the root ball dry out can make buds and flowers fade quickly, but soggy soil can rot its fine roots.
Spring and summer
Check every few days and water about every 3-5 days in bright, warm conditions. Water thoroughly when the top 1 cm of soil feels dry and the pot feels lighter, then let excess drain away.
Autumn and winter
In cooler or lower light, watering may drop to roughly every 7-10 days. Check the soil first: water when the surface has dried slightly, but do not allow the whole root ball to become dry.
Light, heat, humidity, pot size, pot material, and a free-draining mix all change the pace. A small plant in a warm, sunny spot may need water sooner than one in a cool room.
humidity
Humidity
Native to the humid island of Socotra, Persian violet flowers best with moderately moist air. Average home humidity around 40-60% is usually acceptable, but aim for 50-60% while it is budding and flowering.
Dry air can cause crisp leaf edges, shriveling flower buds, and blooms that fade quickly. Keep it away from radiators, heating vents, and hot sunny windows.
- Set the pot on a pebble tray with water, keeping the pot base above the waterline.
- In winter, check humidity near the plant, where heated air is often much drier.
temperature
Preferred temperature
Keep above
Native to the mild island climate of Socotra, Persian Violet flowers best in bright, comfortably cool rooms. Heat can shorten its flowering period, while cold slows growth and damages buds.
nutrition
March - August
Feed every 2 weeks while your Persian Violet is actively growing or flowering, using a balanced liquid fertilizer at about half the label strength. Apply it to already moist soil. Stop feeding when growth slows in autumn and winter, or if the plant is declining after its flowering season.
Phosphorus
Phosphorus supports bud and flower production. A balanced flowering-plant fertilizer supplies enough without pushing leafy growth at the expense of blooms.
Potassium
Potassium helps support steady flowering and overall plant resilience. Regular light feeding is more useful than a strong dose.
soil
Moisture-retentive, airy soil
Persian violet flowers best in a rich mix that stays lightly moist but never soggy. Combine quality potting soil with perlite or fine bark to keep air around the roots, and use a pot with drainage holes.
pH 5,5 - 6,5
This is slightly acidic soil. Most peat- or coco-based houseplant mixes fall close to this range, so a fresh potting mix is usually suitable without special adjustments.