Psidium guajava grow and care – tree of the genus Psidium also known as Yellow guava, Common guava or Peruvian white guava, Psidium guajava perennial evergreen plant, grow in mediterranean, subtropical, tropic climate and growing in hardiness zone 10b+.
Leaves color green in oval to elliptic shape and flowers color white with five petal.
How to care: Add fertilize at least once, when the plant bear fruits add water, put mulch to keep the soil moist, prune once a year and hard prune every 2 years
What is the best way to start growing? Plant / Seed / Cutting / Air layer
Is it necessary to graft or use vegetative reproduction? No, but possible and if the fruits not good recommend to graft, possible also to graft Red strawberry guava on the same tree
Difficulties or problems when growing: Aggressive, invasive
Planting season: All year in hardiness zone 11b+, spring to autumn in hardiness zone 10b-11a, in colder climate in spring to summer in hardiness zone 9-10a
How to plant: Dig hole bigger 50% more than the roots ball, add to the hole, organic matter, dead leaves and hummus put back some soil and mix it, after this put the tree cover lightly but strong enough that won’t fall put support for the tree if needed, if the tree is not stable consider to prune, water it twice in the first day and every day for two weeks.
Pests and diseases: Aphids, mealy bugs, scale insects, borers, white flies, thrips
Pruning season: End of the summer and end of the winter, better to prune after the fruits
How to prune: Cut the tree in a way that it will be easy to cover it and easy to pick up, better to pick up the fruits when fully ripen it will be sweeter
Size of the plant? 2-8 m, 6-24 feet
Growth speed in optimal condition: Fast growing, average growing speed in hardiness zone 10b
Water requirement: Average amount of water to big amount of water, the plant like water and grow well with regular 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 pots, planter, flowerpot or containers: Yes, start with small pot 20-30% bigger than the roots ball, every time that switch the container to bigger switch some of the soil to new soil until arrive to the desirable container size, after that every few years better to switch part of the soil and cut some roots, no need to take the plant out just from the side of the container, soil can be used potting soil or mixture of peat soil and perlite, water it regularly and care when put bottom for the pot be aware not to let the water stay there more than one day and do not over water it’s destroy the soil and the roots, it’s not like to grow outdoor overwater will destroy the soil, need to add hummus few time a year.
Bloom season: Spring / Summer (some cultivars all year round)
General information about the flower White flowers
Pollination is done by: Bees
Fruit harvest season: Summer / Autumn (some cultivars all year round)
Fruits pests or diseases: Fruit fly, birds
What can be done with big quantities of Psidium guajava fruits? Eat raw, Juice
Work requirements on the fruit: Cover with net or traps for fruit fly