Ipomoea nil grow and care herbaceous vine of the genus Ipomoea also known as Japanese morning glory, Ipomoea nil perennial evergreen or annual plant and used as ornamental plant can be hedge plant or as groundcover plant, grow in tropics mediterranean, desert, subtropics, temperate climate and growing in hardiness zone 10+ as perennial 6+ as annual.
Ipomoea nil leaves and flowers
Leaves color green in heart to deltoid shape.
Flower color can be: blue, purple sometime with pinkish hue, the flowers in round shape
How to care: Fertilize in the spring, put mulch especially when the plant is young, possible to keep the plant indoor overwinter and take it out in the spring after the last frost
What is the best way to start growing? Plant / Seedling / Seed / Vegetative reproduction cutting or bending a branch over and covering it with soil
How to propagate cutting? Cutting temperature 25-30C (77-86F), high humidity, possible by water and switch the water every few days or to put in soil – moist soil, better in spring to summer and possible to use in root growth hormone.
Is it necessary to graft or use vegetative reproduction? No, but easier to start by cutting than seeds although start from seeds it’s easy
Difficulties or problems when growing: Aggressive, invasive
Planting season: Spring as annual or as perennial in hardiness zone 10a, spring to summer in hardiness zone 10b, spring to autumn in hardiness zone 11, all year in hardiness zone 12+
How to plant: Dig hole bigger 50% more than the roots ball, add to the hole, organic matter, dead leaves and humus put back some soil and mix it, after this put the plant cover lightly but strong enough that won’t fall put support for the plant and give it place to trellising on it, consider to prune week branches, water it twice in the first day and every day for two weeks.
Pests and diseases: Weevil, moth, whitefly, aphids
Pruning season: All year, better after blooming season or in the early winter, for annual plants no need to prune
How to prune: For design and defining borders, dead parts
Size of the plant: 2-5 m, 6-15 feet
Growth speed in optimal condition: Fast growing
Water requirement: Average amount of water / Big amount of water
Light conditions in optimal condition for growing: Full Sun / Half Shade
Is it possible to grow indoor as houseplant? No
Growing is also possible in a pots, planter, flowerpot or containers: Yes, when grow in container, size 10-30 liter (2.5-8 gallon) but bigger it’s better, average amount of water that needed, it’s to keep the soil moist and the water go out of the pot, better not to use bottom for the pot, when it’s grow as perennial every two years to switch soil, and prune part of the roots and the plants, soil need to be well ventilated with good drainage, rich with organic matter, can us in potting mix or peat soil with perlite or vermiculite.
Bloom season: Spring / Summer / Autumn
General information about the flower Blue, purple sometime with pinkish hue, the flowers in round shape
How to grow from seeds
Sowing requirement: temperature 22-30C (72-86F) moist soil, humidity
Saving and care seeds until sowing: Dark and dry place
Sowing season: Spring as annual and perennial and in hardiness zone 10a as perennial, spring to summer in hardiness zone 10b, spring to autumn in hardiness zone 11b-12a, all year in hardniess zone 12b+, planting in summer possible but not in the hot days of the summer
How to plant: Better to plant in peat soil with vermiculite even if planting directly just dig a bigger hole and put vermiculite around the seeds
Planting spacing: 30*40 cm (12*16 inches) and to transplant 4*4cm (1.8*1.8 inch)
Depth of Sowing: 1cm (0.5 inch)
Conditions for seeds germinate: High humidity, moist soil (better sunny location)
Watering requires for Seeds: Average amount of water / Big amount of water
Germination time: 2-7 weeks
Condition of seedling: Water regularly and don’t let it dry