Rosemary plant grow and care – shrub of the genus Salvia also known as Salvia rosmarinus or Rosmarinus officinalis, Rosemary plant perennial evergreen plant used for the edible leaves, the leaves fragrant and flowers attract pollinators also used as ornamental plant, grow in mediterranean, subtropical, temperate climate and growing in hardiness zone 8-11 and with the right overwinter care in hardiness zone 7b.
What is the best way to start growing? Plant / Seeds / Vegetative Reproduction – possible by bending a branch over and covering it with soil or by cutting, the cutting possible to put in water and switch the water every few days or put the stem in soil better peat soil and better to use root growth hormone, in both cutting methods better to do it spring season, keep high humidity and spray the plant with water.
Is it necessary to graft or use vegetative reproduction? No, easy to start from cutting and harder start from seeds
Difficulties or problems when growing: Allelopathy, aggressive
Planting season: Spring in hardiness zone 7b-8, spring to summer in hardiness zone 9, spring to autumn in hardiness zone 10a, and all year in hardiness zone 10b-11
Pests and diseases: Aphids, ants
Pruning season: Autumn / Winter
How to prune: More for design, dead leaves and flowers, when harvesting the leaves better to prune the flowers
Size of the plant: 0.3-2 m (12-80 inches)
Growth speed in optimal condition: Medium growing
Water requirement: Small amount of water to average amount of water, can grow also in big amount of water with good drainage
Light conditions in optimal condition for growing: Full Sun / Half Shade it will bloom less and will be better and easier to harvest the leaves, possible to grow it in full shade but with big amount of light and won’t grow well mostly survive
Is it possible to grow indoor as houseplant? No, it’s possible to grow it on window indoor
Growing is also possible in a planter /flowerpot / containers: Yes, when grow in container, size 8-18 liter (2-5 gallon) average amount of water that needed, it’s to keep the soil moist consider to put mulch and can reduce vaporization of the water, every two years to switch soil in the pot don’t let the soil be rotten possible to switch just part of the soil, 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 – rarely in autumn
General information about the flower Small blue, purple or pink flowers grows in the edge of the stems in groups, attract pollinators
Thinning the bloom: There is no need in the flowers unless there is need in the seeds but it’s not disturb the plant
Pollination is done by: Bees
Leaves harvesting season: All year, better in the spring or when the plant not bloom
How to harvest the leaves? After the plant establish can be cut with the branches
Information about leaves: Leaves dark green linear long 2-4 cm and narrow 2-5 mm with strong flavor