They are not hardy. The plant I documented in this post was kept in a large, Southern exposure window that was very sunny. In warmer areas Amaryllis can be grown outdoors. This will keep the stalk growing straight. Amaryllis bulbs that have been forced inside during the winter can be planted in the garden in spring, otherwise plant the bulbs in fall. Caution: Do not store amaryllis bulbs in a refrigerator that contains apples, this will sterilize the bulbs. An actively growing plant will require frequent watering and fertilization. Another good reason for choosing a bare bulb is that you can see the condition of the bulb without having to rummage around in a box. Resume the previous care schedule but with the plant outdoors instead of in. You can thin out a bed of amaryllis from time to time, and dig up plants that are growing where you don't want them. Outside Growing. Tropical plants go dormant in temperatures that are about 50 degrees Fahrenheit. How Late in Winter Can You Plant Amaryllis Bulbs? From spidery cybisters to 75cm-tall giants, all amaryllis have the same requirements. Full sun will kill the plant. Hippeastrum bulbs are popular gifts at Christmas.They are often commonly, but incorrectly, known as amaryllis. Store the bulbs for a minimum of 6 weeks. Plant the bulb outdoors the same way you planted it indoors, leaving 1/3 of the bulb above the ground. Water the amaryllis … After the flower stalk starts to grow, turn the plant every few days so that the sun hits the opposite side. Watering Instead, they rest at a cool room temperature of 50 to 55 degrees and retain their foliage. Amaryllis is hardy to zone 7b and can be left outdoors year-round as long as it is given adequate mulch in the fall and winter months. deep (20 cm), so the top is about 3 in. Add Amaryllis Bulbs to Your Garden You can easily grow amaryllis outdoors in the Lower, Coastal, and Tropical South, and the selection ‘San Antonio Rose' is cold hardy even in the Middle South. In USDA zones 8 to 10, where temperatures do not fall below 10 ℉ you can plant amaryllis bulbs outside. Grow your amaryllis indoors during winter and spring. Once the plant is in active growth, water regularly and turn the pot … Here in the truly frozen north it’s not that simple, of course, and I certainly don’t advocate that anyone deliberately leave pots of amaryllis outside in the fall. It prefers partial shade. ÂSome types of amaryllis do not go fully dormant in the fall. A: Amaryllis bulbs are readily available during the holiday season and can be grown in soil or forced in water. Water when the soil at the top of the pot is dry, and apply a balanced liquid fertilizer every 2-4 weeks. Hippeastrum. You can plant amaryllis left over from the holidays in the spring. They will require an area that gets filtered shade or a few hours of morning sun. What’s great about amaryllis bulbs is they can be planted directly into the ground. How to Grow Amaryllis in Zone 8. If you wish to give an amaryllis as a gift plant, you can purchase pre-potted bulbs at many garden centers or you can buy bulbs separately and plant them in a pot that you select. This is a plant that does best when root bound, so you only need to repot if the bulb is starting to get very close to the edge of the container. Editor's Tip: Keep amaryllis flowers out of direct sun and in temperatures between 55° and 70° F … Feed and Don’t Overwater. Fertilize amaryllis each time you water at half the recommended strength when new growth is visible (including on newly purchased bulbs). They will require an area that gets filtered shade or a few hours of morning sun. Saint Joseph's lily (H. x johnsonii) is a favorite pass-along found in older Southern gardens. After your amaryllis stops flowering indoors, keep it in a sunny location until the risk of frost passes. If you have a flower bed or vegetable garden, you can plant the amaryllis in there, OR you can plant it in a container – I … Fertilize the plant once or twice a month to keep the leaves lush and green. If you don’t get frost in your area, you can plant the bulbs with their necks slightly above the ground. Generally, the larger the bulb, the more flowers the plant is capable of producing. Hardy or cold tolerant varieties can also be planted in USDA zone 7. Once the risk of frost has passed in the spring, move your amaryllis outside for the summer where it can receive more sunlight. Summer outside Plant the bulb with the base of the bulb 8 in. You can expect foliage to remain throughout much of summer before succumbing to fall frosts. Flowers appear seven to 10 weeks after planting. Plant Again. Feed your burgeoning amaryllis with standard tomato fertiliser every 10 days as it grows, and remember to keep that soil moist. Amaryllis take six to eight weeks to bloom after planting. Plant amaryllis bulbs in pots any time from October to April. After danger of frost, you can move it outside for the summer. Leave the bulb in the pot. You may take Amaryllis outdoors to summer, but you must bring them in before cold weather. When purchasing bulbs, keep in mind that the larger the bulb, the larger the flowers. Soil must be well-drained. At that point, you want the plant to go dormant. Then let the bulb rest, which means very, very little water until growth begins. It should have fertile garden soil, which can be provided by amending with potting soil. Do not trim the leaves back in spring and summer. Once flowers have faded, remove the stalks. Direct sunlight is not essential. About first week of March they make their way up a tall inflorescence to open a spectacular large tubular flower. After your amaryllis has bloomed, it may seem past its prime, but don't throw it away.Amaryllis bulbs have been known to flower annually for up to 40 years. By summer’s end the amaryllis leaves will begin to yellow and eventually die back. Keep your amaryllis in the SUNNIEST window that you have. If you want blooms for Christmas, plant in September. In some cases, the flower stalk appears first; sometimes it's the strappy leaves. It should have fertile garden soil, which can be provided by amending with potting soil. Keep your amaryllis plant outside all summer, and when the nights get down to about 50 degrees Fahrenheit, bring the plant inside, Clark said. After 6 weeks you may remove bulbs whenever you would like to plant them. If you live in a warm climate you will not need to wait until springtime to put the plant outside. Dig the area and add compost and other necessary soil amendments depending on the soil type. An easy solution is to place the smaller pot inside a larger one that will support it. Plant bulbs 8 weeks before you would like them to bloom. As the foliage begins to yellow and look ratty towards or into fall, let more time pass between waterings, until the bulb has no leaves at all. of mulch (5-7 cm). Make sure the pots are well drained. Plant in well-draining soil in a full sun position. No trimming is needed other than to remove spent flower stalks (or a yellowed leaf now and then). Water sparingly until you see about 2" of new growth. Planting Amaryllis Bulbs Outside. Amaryllis need to be in direct sun for best results. Give the plant plenty of bright light to help it build up its reserves. While a single bulb can produce several huge flowers, you can maximize the show by planting three bulbs of the same variety in one pot, or mix and match a few different varieties. How to Repot Amaryllis. If you live in USDA winter hardiness zones 8-10, you can plant your amaryllis permanently outside in the garden. Site your amaryllis in morning and midday sun (6 – 8 hours), not afternoon sun. deep (7 cm). Water the plant when the top 2 inches of soil feels dry, allowing the container to drain freely each time. Once your amaryllis begins to flower, you can make the blooms last longer by moving the plant to a cooler spot. Amaryllis bulbs are classified by size, which is determined by measuring around the outside of the bulb at its widest point. By staggering the planting, you can enjoy flowers right up to Easter by using the eight-week rule; just count back from the desired blooming period. However, if you do get frost, then you’ll want to place the bulbs around 5 inches deep. When grown outside, the amaryllis usually blooms in spring or early summer. Once planted and watered, bulbs should bloom within six or eight weeks. Do not let the plant sit in water as wet soil can promote bulb and root rot and attract pests. Once the chance of frost has passed, usually mid-April, you can plant the bulb outside. If you keep your amaryllis is lower light, you can tell because the leaves will become weak and floppy. Plant your bulb outside after the last spring frost. Protect over-winter with 2-3 in. Now you can move it to another pot if you need to. Either way is fine. My favorite species is solid red or the uncommon red with one stripe per petal to make an "x" or cross. You can put your amaryllis outside in spring and bring it back in before the first frost. If you follow these tips, you'll have an even larger plant … Additionally, there are plant supports available for staking amaryllis plants or you can … The flowers are cut off after bloom, and the plant's foliage is left to continue growing. Plant bulbs directly in the ground, pots and all, after first acclimatizing them to the bright outdoor light. Amaryllis Best for Central Florida First day of Spring in Florida for me is when the Amaryllis bulbs come out. This is best done in late summer or early autumn when the plant is in a near-dormant state. Bulbs may be planted outside in spring after the threat of frost is past. When repotting amaryllis, consider the size carefully. Once planted outside, forced amaryllis bulbs will eventually revert back to their natural spring blooming cycle. Put the pot in a cool place, such as a basement. Plant new bulbs in the ground in late September or early October and you'll see flowers in the spring. Select a sunny location that gets afternoon shade. By following a few easy tips, these showy, beautiful flowers will bloom year after year for you. Your amaryllis plant can survive being moved outside — provided it’s really amaryllis Originally published September 8, 2016 at 7:00 am Updated September 9, 2016 at 9:28 pm Growing Amaryllis Outside. 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