按症状查找Agave疾病

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A yellow halo may appear around lesions

Brown to black small spots may appear on leaves

Damaged areas dry out and take on a papery or crispy texture

Discoloration and dieback may progress from the leaf tips

Discolored areas may persist while new growth develops normally

Feeding sites may turn yellow or become sunken

Leaf bases may soften and turn yellow

Leaves may collapse after thawing

Leaves may soften and become water-soaked in appearance

Leaves may turn yellow or pale

Leaves on the sun-facing side may discolor

Leaves turn dark brown or black

Multiple lesions may merge, causing the leaf to die back

Overall plant growth slows or declines

Overall plant growth stalls or deteriorates

Plant appears unhealthy despite adequate watering and light

Roots may turn brown or black with an unpleasant odor

Sooty mold (black sooty deposits) may develop concurrently

Spots enlarge into lesions with indistinct borders

The growing point at the center of the plant may be destroyed

The plant becomes unstable or wobbles

White cottony masses may be found on roots when removed from the pot

White or brown scorched marks appear on leaf surfaces

White or gray-brown small shell-like deposits appear on leaves and stems