Matichech

Local name: মাটিসেজ

English name: Mud sedge, Tall Fimbry, Eight day grass

Scientific name: Fimbristylis diphylla

Family: Cyperaceae

Habit

Small annual or perennial herbaceous sedge, growing up to 50 cm in height.

Habitat

Found in moist, open areas, including fields, roadsides, and wastelands. Prefers sandy or clayey soils.

Growing season

Thrives in warm and humid climates, predominantly during the rainy season.

Associated crops

Commonly grows in rice fields and other wetland crops, often as a weed.

Propagating organ

Propagates through seeds and sometimes vegetatively through rhizomes.

Leaf

Narrow, linear leaves with a pointed tip, arranged at the base of the plant.

Stem

Slender, erect, and unbranched, triangular in cross-section.

Inflorescence

Umbel-like clusters of small, brownish spikelets borne on a long stalk.

Root

Fibrous root system, aiding in its adaptability to moist conditions.

Control measures

Maintain proper water levels in rice fields to suppress growth. Hand weeding and hoeing to remove plants before seed set. Use selective herbicides like cyhalofop-butyl or pre-emergence herbicides such as butachlor, following recommended dosages. Combine mechanical and chemical methods for effective control.