Isn't this insect likely to adapt to feed on other plants over time?

Jun 25, point It looks like your guava tree is infected with anthracnose disease (fungal) caused by Colletotrichum gloeosporioides. It infects leaves, petioles, stem and fruits. On stem it causes dieback symptom, where the stem dies backward from tip of the branches (green growing tip will change to dark brown and then to black due to necrosis).

Apr 05, This can be caused by many, strawberry guava tree dropping leaves things. Most of which would need an onsite examination of the tree to determine for sure. At a most basic level, I would recommend treating the tree with both a fungicide and a pesticide. This would treat a large portion of the things that may be wrong with the tree. Strawberry guava (Psidium cattleianum) is native to southeastern Brazil. It commonly grows there in coastal plains and Atlantic forests up to about 4, feet ( m) in elevation and is occasionally cultivated as an ornamental fruit tree.

In Brazil, strawberry guava typically ranges from 3 to 16 feet (1 to 5 m) in height, and its fruit is. Aug 06, If the temperature has dropped near or below these levels lately, this cold snap is likely the cause of your red or purple guava leaves.

You’ll need to assist the tree to stay warm.

Research shows that strawberry guava can ultimately invade almost half of the land area of Hawaii Island, degrading nearly, acres, ha of conservation lands on that island alone.

If the guava tree turning red/purple is young, transplant it to a warmer, more weather-protected site near the bushmulching.barted Reading Time: 2 mins. Jan 11, Even when it typically prefers warmer climates, the strawberry guava tree is quite hardy in temperatures as low as 22°F (-5°C).

As an evergreen shrub, red strawberry guava tree can reach a height of feet, but should ideally be pruned to 12 feet in height, because the root system is relatively shallow and bushmulching.bar Name (s): Strawberry guava, Cattley guava, Cherry guava.