The Ray Ruby Grapefruit tree is a pink to light red fleshed grapefruit, with a pink blushed skin, and is sweet and juicy, with a thicker peel than other grapefruits. Ray Ruby was found in Texas, as a mutation of the Ruby Red. If you need any more photos or additional information on this product, send us a message using the chat button on our website with the product name, and we will get back to you as soon as possible. This plant has a representative product photo and the item you will receive may not be exactly as shown. Attributes Type: Tropical, Tree, Fruit Bearing Height: 12 ft – 14 ft Spread: 8 ft – 10 ft Light: Bright Direct Water: Regular Zone: 8 – 10 Pet Safe: Mildly Toxic Care General Maintenance: A grapefruit tree needs to be keep warm year round, so if you are planting it, consider adding mulch, as well as bringing it in over winter. Temperature: It can handle colder temperatures, but ideally will thrive in 25 to 30 degrees Celsius. Light: Full sun. They require a minimum of 6 hours of sunlight per day to grow properly and have the possibility of bearing fruit. Watering: Water your Ray Ruby regularly during the first year, providing 3 to 6 inches of water every three to seven days, or whenever the soil a few inches below ground becomes dry. Water directly under the tree\’s trunk the first year, so the root ball stays moist. Soil: A well-draining, nutritious soil blend with a slightly acidic pH. Fertilizer: Typically, fertilizers for grapefruit trees are well-balanced, having nitrogen, phosphorus and potassium in large, nearly equal amounts and a wide array of micronutrients. Diluted fertilizer once every 2-3 weeks during the growing season (April to August).