Zinnia grow and care – shrub or subshrub of the genus Zinnia also known as Zinnias, Zinnia perennial evergreen or annual used as ornamental, cut flower and attract pollinator’s plant, can grow in subtropics, mediterranean, temperate or tropics climate and growing in hardiness zone 3+.
Leaves color green in elliptic to linear shape.
Flower color can be: red, pink, orange, purple, white or yellow can be more than one color.
How to care: Fertilize at least one time, put mulch to keep the soil moist, cut deadhead
What is the best way to start growing? Plant / Seedling / Seed / Vegetative Reproduction – start by cutting for stems put the stem, better peat soil but possible other soil like potting mix, take care to have moist soil and high humidity, better to start in the winter indoor or in greenhouse and take it out in the spring
Is it necessary to graft or use vegetative reproduction? No
Difficulties or problems when growing: ?
Planting season: Spring after last frost to summer in hardiness zone 3-10a, autumn to spring in hardiness zone 10b-11a, all year in hardiness zone 11b+
Pests and diseases: Aphids, thrips
Pruning season: All season
How to prune: Dead leaves and dead flowers, better to prune before the flower die and even to use it as cut flower, than the plant will have new flowers
Size of the plant: 10-90 cm (4-36 inches)
Growth speed in optimal condition: Fast growing / Medium growing
Water requirement: Average amount of water / Big amount of water
Light conditions in optimal condition for growing: Full Sun, possible little less sun, but it will affect the amount of flowers
Is it possible to grow as houseplant? No, but possible on the window with direct sun
Growing is also possible in a planter /flowerpot / containers: Yes, start with container that bigger than the plant at least 200%, use potting mix or peat soil with perlite and mix it with hummus and organic matter, use chopped mulch to keep the soil moist, let the bottom of the pot fill in water but dry in the same day, drainage of the soil is important and need to make enough holes.
Bloom season: Spring / Summer / in hot climate can bloom also in the autumn-winter
General information about the flower: Flower color can be: red, pink, orange, purple, white or yellow can be more than one color.
How to grow Zinnia zahara from seeds
Sowing requirement: Temperature 20C-26C (68-80) better 25C
Saving seeds and care until sowing: Dry and dark place in room temperature
Sowing season: Spring after last frost to summer in hardiness zone 3-10a (better to sow it indoor in the end of the winter), autumn to spring in hardiness zone 10b-11a, all year in hardiness zone 11b+
Planting spacing: 15*20cm (6*8 inches)
Depth of Sowing: 0.5-1cm, 0.25-0.5 inches
Conditions for seeds germinate: Moist soil, full sun
Watering requires for Seeds: Average amount of water / Big amount of water
Germination time: 1-3 weeks
Condition of seedling: Moist soil, full sun, better above 20C (68F)