Growth Habit: The pineapple plant is a herbaceous perennial, 2-1/2 to 5 ft. high with a spread of 3 to 4 ft. It is essentially a short, stout stem with a rosette of waxy, straplike leaves. Foliage: The long-pointed leaves are 20 - 72 in. in length, usually needle tipped and generally bearing sharp, upcurved spines on the margins. PINEAPPLE Ananas comosus Bromeliaceae Common Names: Pineapple, Ananas, Nanas, Pina. Related Species: Pina de Playon (Ananas bracteatus). Distant affinity: Pingwing (Aechmea magdalenae), Pinguin (Bromelia pinguin), Pinuela (Karatas plumier). Origin: The pineapple is native to Misc.: Fruiting can be forced when the plant is mature by using acetylene gas or a spray of calcium carbide solution (30 gms to 1 gal. water), which produces acetylene. Or calcium carbide (10 -12 grains) can be deposited in the crown of the plant to be dissolved by rain. I've had pineapple for about 2 years, started from a market pineapple. I take it in for winter, out for summer. Blew me away when it started to produce actual fruit. I don't know how long it takes to mature and would like some input. Attached a current photo. All my friends are jealous because they've tried and failed to produce fruit. How long does it usually take for a pineapple to be ready to pick after it forms? I have 2 and one is about 4-5 months old and only about 6-7 inches tall, not counting the crown(very firm still) and 4-5 inches in diameter. The other is also 4-5 months old but only 4-5 inches tall and 4-5 inches in diameter. Very slow-growing plants, pineapples can take between 1 1/2 to 2 1/2 years to fully mature. Once a pineapple matures, only then will it blossom and set fruit. Pineapples are warm-weather plants, hardy in U.S. Department of Agriculture plant hardiness zones 10 through 11; they are intolerant of cool weather. I agree, do support your pineapple because the one I grew here fruited in the spring after 1 yr in a pot and keeping overwinter in the unheated garage. It grew to about a little over softball size and then grew a really huge green top on it. In size the fruits are up to 12 in. long and weigh 1 to 10 pounds or more. CULTURE Location: Pineapples should be planted where the temperature remains warmest, such as the south side of a home, or in a sunny portion of the garden. Soil: The best soil for The pineapple reached England in 1660 and began to be grown in greenhouses for its fruit around 1720. Adaptation: The pineapples is a tropical or near-tropical plant, but will usually tolerate brief exposures to 28° F. Prolonged cold above freezing retards growth, delays maturity and causes the fruit to be more acid. How Long to Get Fruit. Growing a pineapple plant from the top of a mature fruit can take upwards of 2 1/2 years before the plant is mature enough to blossom. If growing from suckers, it can take 1 1/2 years, and from slips, roughly one year to maturity. Query: how long for pineapple to mature
Pineapples can take between 1 1/2 and 2 1/2 years to fully mature.